{"title":"15.1 to 20.0","description":"","products":[{"product_id":"3-speed-cast-iron-circulator-integral-flow-check-1-20-hp-w-rotated-flanges","title":"0015-MSF3-1IFC - 3-Speed Cartridge Circulator - Cast Iron, Rotated Flanges, Integral Flow Check","description":"\u003cp\u003e\u003cstrong\u003e0015 Multi-Speed Cartridge Circulator with Integral Flow Check\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe rugged \u003cstrong\u003e0015\u003c\/strong\u003e 3-Speed circulator is specifically designed to provide dial-in precision to meet the requirements of any hydronic heating system, including radiant and higher head systems. In radiant applications, its’ 3-Speed switching capability gives you the fine tuning control to match a wide combination of tube diameters and lengths of run. The 0015 delivers the highest starting torque in its class and is a direct replacement for the Grundfos UPS15-58. The Stainless steel 0015 is ideal for potable water and hot water recirculation systems and directly replaces a Grundfos UPS15-55 3-speed.\u003c\/p\u003e\n\u003cdiv id=\"prodgrid_specshead\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eStandard High Capacity Output\u003c\/li\u003e\n\u003cli\u003eCompact Design\u003c\/li\u003e\n\u003cli\u003eQuiet, Efficient Operation\u003c\/li\u003e\n\u003cli\u003eUnique Replaceable Cartridge Design – Field Serviceable\u003c\/li\u003e\n\u003cli\u003eDirect Drive-Low Power Consumption\u003c\/li\u003e\n\u003cli\u003eSelf-Lubricating\u003c\/li\u003e\n\u003cli\u003eNo Mechanical Seal\u003c\/li\u003e\n\u003cli\u003eUnmatched Reliability --Maintenance Free\u003c\/li\u003e\n\u003cli\u003eUniversal Flange-to-Flange Dimensions\u003c\/li\u003e\n\u003cli\u003eCast Iron or Stainless Steel Construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHydronic Heating\u003c\/li\u003e\n\u003cli\u003eRadiant Heating\u003c\/li\u003e\n\u003cli\u003ePrimary-Secondary Loops\u003c\/li\u003e\n\u003cli\u003eIndirect Water Heaters\u003c\/li\u003e\n\u003cli\u003eChilled Water Cooling\u003c\/li\u003e\n\u003cli\u003ePotable Hot Water Systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRelated Video\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/UvrR5ZAkf10\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003cspan style=\"color: #999999;\"\u003ePKZ1900128\u003c\/span\u003e\u003c\/p\u003e","brand":"Taco","offers":[{"title":"Default Title","offer_id":32805677596726,"sku":"0015-MSF3-1IFC","price":228.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/products\/0015-msf3-1ifc.jpg?v=1633979571"},{"product_id":"3-speed-stainless-steel-circulator-integral-flow-check-1-20-hp","title":"0015-MSSF3-1IFC - 3-Speed Cartridge Circulator - Stainless Steel - Rotated Flanges","description":"\u003cp\u003e\u003cstrong\u003eTaco 0015-MSSF3-1IFC - 3-Speed Cartridge Circulator - Stainless Steel - Rotated Flanges\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Taco Family of 3-Speed pumps are built to the exacting standards you’ve come to expect from Taco.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eChoose the 0015-IFC 3-Speed Pump for heavy duty reliability and maximum versatility.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEverything that goes into the 0015-IFC 3-Speed — from the powerful, high performance motor to the durable 3-speed switch — says “heavy duty”. With the highest starting torque in its class, this circulator delivers the performance and fine tuning capabilities sure to satisfy the most demanding hydronics system installer. Now available in Stainless Steel for use in domestic potable water systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThe 0010-IFC 3-Speed Service Pump. A perfect fit. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe 3-Speed Service Pump is specially designed to make short work of service calls. Since it replaces the most commonly used circulators you’ll appreciate it the next time you’re out on a job at 2 AM. The handy new universal 4-bolt flange simplifies change-out of any pump, regardless of style, type, or age. Keep one in the truck – just in case!\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePerformance plus convenience. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBoth 3-speed circulators feature a removable, uni-body Integral Flow Check (IFC®) that maximizes flow, as well as prevents gravity flow, even in the tallest buildings. Wiring is a snap thanks to an extra roomy capacitor box and convenient dual electrical knock-outs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe 0015 3-Speed pump is specifically designed for the wide range of flow and head requirements of today’s hydronic heating systems. Its’ 3-Speed switching capability provides fine tuning control to match a wide combination of tube diameters and length of runs. The 0015 3-Speed is a direct replacement for the Grundfos UPS 15-58 3-Speed. The 0015 delivers the highest starting torque in its class and includes a removable, uni-body Integral Flow Check (IFC® ) that prevents gravity flow, reduces installation costs and improves pump performance. The Stainless Steel 0015 should be used on open, fresh water systems and replaces Grundfos UPS 15-35FC \u0026amp; 15-55FC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRelated Video\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/UvrR5ZAkf10\" width=\"560\" height=\"315\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003cspan style=\"color: #999999;\"\u003ePKZ1900005\u003c\/span\u003e\u003c\/p\u003e","brand":"Taco","offers":[{"title":"Default Title","offer_id":32805677662262,"sku":"0015-MSSF3-1IFC","price":566.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/taco_0015-MSSF3-1IFC_3_wm.jpg?v=1770448026"},{"product_id":"0018e-2f4-ecm-var-speed-c-i-circ-universal-flange-120-v-bluetooth","title":"Taco 0018e -F4 Variable Speed ECM High Efficiency Circulator - Cast Iron, Universal Flanged, Integra","description":"\u003cp\u003e\u003cstrong\u003eTaco 0018e -F4 Variable Speed ECM High Efficiency Circulator - Cast Iron - Universal Flanged\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 00e series - 0018e featuring Bluetooth is a versatile, variable speed, high-efficiency wet rotor circulator with an ECM permanent magnet motor ideal for closed loop hydronic heating, open loop or domestic water applications. Download the Taco 0018e Mobile App to see and control real-time system performance. Run system operation \u0026amp; validation reports including performance diagnostics \u0026amp; history. Know the most efficient setting based on real-time feedback and alleviate the problems of over-pumping. You design systems with precision. The 0018e offers the performance \u0026amp; control to match.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe VR1816 circulator is a variable speed, high-efficiency wet rotor circulator with an ECM permanent magnet motor. Operating modes include infinitely variable fixed speed to fine tune any zone, self-adjusting constant pressure for zone valve applications and self-adjusting proportional pressure for panel radiators with thermostatic radiator valves. The VR1816 is not suitable for chilled water or open loop potable water applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3 operating modes in dial activation:\n\u003cul\u003e\n\u003cli\u003eProportional pressure ( TRV - Panel Radiator ), variable speed - 2 variable pressure differential settings (Med or High)\u003c\/li\u003e\n\u003cli\u003eConstant pressure ( ZV - Zone Valve ), variable speed - 2 constant pressure differential settings (Med or High)\u003c\/li\u003e\n\u003cli\u003eFixed speed ( ZONE CIRC - zoning with circulators ) - infinitely adjustable MIN\/MAX settings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e4 operating modes in 0018eTM Mobile App activation:\n\u003cul\u003e\n\u003cli\u003eFixed Speed - infinitely adjustable MIN\/MAX settings\u003c\/li\u003e\n\u003cli\u003eConstant Pressure - variable speed - 9 constant pressure differential settings\u003c\/li\u003e\n\u003cli\u003eProportional Pressure - variable speed - 9 variable pressure differential settings\u003c\/li\u003e\n\u003cli\u003eactiveADAPT - Designed for constant circulation systems.\u003cbr\u003eAutomatically adjusts to system conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMulti-color LED display showing operating mode and error code diagnostics\u003c\/li\u003e\n\u003cli\u003eNut capture feature on flanges for easier fit up\u003c\/li\u003e\n\u003cli\u003eDual electrical knockouts and 6” stranded wire leads for easy wiring\u003c\/li\u003e\n\u003cli\u003eDouble insulated - no ground-wire required\u003c\/li\u003e\n\u003cli\u003eWhisper quiet operation\u003c\/li\u003e\n\u003cli\u003eSureStart - automatic unblocking and air purging mode\u003c\/li\u003e\n\u003cli\u003e4-bolt universal flange\u003c\/li\u003e\n\u003cli\u003eIntegral Flow Check (IFC) included - Field installed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003cspan style=\"color: #999999;\"\u003ePKZ1900131\u003c\/span\u003e\u003c\/p\u003e","brand":"Taco","offers":[{"title":"Default Title","offer_id":32805683888182,"sku":"VR1816-HY2-4C2A01","price":352.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/taco_0018e.jpg?v=1712361246"},{"product_id":"ups15-58fc-super-brute-circulator-red","title":"UPS15-58FC Super Brute 3-Speed Circulator 1\/25 HP","description":"\u003cp\u003e\u003cstrong\u003e59896341 - UPS15-58FC Super Brute Circulator, Red\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe pump is of the canned rotor type, i.e. pump and motor form an integral unit without shaft seal and with only two gaskets for sealing. The bearings are lubricated by the pumped liquid. The pump is characterized by ceramic shaft and radial bearings, carbon axial bearing, stainless steel rotor can and bearing plate, corrosion-resistant impeller, composite, PES, and cast iron pump housing. The motor is a 1-phase motor. No additional motor protection is required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eCeramic shaft and radical bearings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eCarbon axial bearing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eStainless steel rotor can and bearing plate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eCorrosion-resistant impeller\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eCast iron pump housing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eBuilt in motor protection for longer life \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eQuiet operation for sound sensitive installations\u003c\/li\u003e\n\u003cli\u003eIncludes 2 Gaskets and 2 O-rings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan class=\"a-list-item\"\u003eApplications: \u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eClosed loop radiant heating and snow melting systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eBaseboard\/Radiator\/Fan coil hearting and other hydronic heating applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003csup\u003e\u003cspan style=\"color: #999999;\"\u003ePKZ1919070\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Grundfos","offers":[{"title":"Default Title","offer_id":32825465995318,"sku":"59896341","price":193.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/grundfos_59896341_1_wm.jpg?v=1730789485"},{"product_id":"stainless-steel-3-speed-flanged-circulator-pump-1-12-hp-115-v","title":"UPS15-55SFC - Stainless Steel 3-Speed Flanged Circulator Pump with Check Valve - 1\/12 HP, 115 V","description":"\u003cp\u003e\u003cstrong class=\"product-name\"\u003eStainless Steel 3-Speed Flanged Circulator Pump, 1\/12 HP, 115 V\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"product-name\"\u003eThe pump is of the canned rotor type, i.e. pump and motor form an integral unit without shaft seal and with only two gaskets for sealing. The bearings are lubricated by the pumped liquid.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eCeramic shaft and radial bearings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eCarbon axial bearing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eStainless steel rotor can and bearing plate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eCorrosion-resistant impeller, Composite, PES\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"a-list-item\"\u003eStainless steel pump housing\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003cspan style=\"color: #999999;\"\u003ePKZ1920040\u003c\/span\u003e\u003c\/p\u003e","brand":"Grundfos","offers":[{"title":"Default Title","offer_id":32825468026934,"sku":"59896773","price":645.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/products\/grundfos_59896773.jpg?v=1645429857"},{"product_id":"grundfos-alpha-15-58f-smart-ecm-high-efficiency-circulator-pump-with-optimized-setpoint-control","title":"ALPHA 15-58F Smart ECM High Efficiency Circulator Pump with Optimized Setpoint Control","description":"\u003cp\u003e\u003cstrong\u003eGrundfos ALPHA 15-58F Smart ECM High Efficiency Circulator Pump with Optimized Setpoint Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv id=\"descriptionAndDetails\" class=\"a-section a-spacing-extra-large\"\u003e\n\u003cdiv id=\"productDescription_feature_div\" class=\"celwidget\" data-feature-name=\"productDescription\" data-csa-c-id=\"a6znj7-uctof-i7ixfx-lr6byj\" data-cel-widget=\"productDescription_feature_div\"\u003e\n\u003cdiv id=\"productDescription_feature_div\" class=\"a-row feature\" data-feature-name=\"productDescription\" data-template-name=\"productDescription\" data-cel-widget=\"productDescription_feature_div\"\u003e\n\u003cdiv id=\"productDescription\" class=\"a-section a-spacing-small\"\u003e\n\u003cp\u003eALPHA is a high-efficiency circulator fitted with an electronically commutated motor and designed for circulating liquids in heating and cooling systems. The pump features the highest energy rating on the market.\u003c\/p\u003e\n\u003cp\u003eALPHA is designed with intelligent controls featuring a constant-pressure, proportional-pressure and constant curve, each with three settings as well as an AUTOADAPT setting, removing the need to manually select the pump setpoint.\u003c\/p\u003e\n\u003cp\u003eThe new toolless, removeable power connector results in fast and easy installation. Fewer callbacks can be expected due to its robust startup, self-venting ability and dry-running protection. A system air detection and venting mode can be activated through the Grundfos GO app.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVersatile installation solution\n\u003cul\u003e\n\u003cli\u003eSuitable for use as drop-in replacements for most models on the market A smaller conduit box helps with installations in small spaces and a toolless lever connector enable wiring to be done outside the conduit box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eEnhanced maintenance features\n\u003cul\u003e\n\u003cli\u003eThe ALPHA range offers a self-venting function that automatically bleeds the pump, an unblocking feature that can shake blockages loose, and dryrun protection that automatically stops the pump if no air is detected in the system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eGuided commissioning\n\u003cul\u003e\n\u003cli\u003eThe ALPHA range also benefits from Grundfos GO app integration and can provide guided commissioning which helps save time when finding the right settings for the pump application and ensures the lowest possible electrical bill and low energy consumption\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eAUTOADAPT\n\u003cul\u003e\n\u003cli\u003eAUTOADAPT control modes allow the ALPHA to adjust to external factors such as changes in consumption patterns and system load. It constantly analyzes the system and determines the right pressure based on the information gathered. This ensures optimal comfort at the lowest possible cost - at all times\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eIntuitive digital troubleshooting\n\u003cul\u003e\n\u003cli\u003eEasily identify and overcome pump problems the Grundfos GO app. Simply connect to the pump via Bluetooth and the app can help you understand and fix issues, as well as access historical trend data.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003cspan style=\"color: #999999;\"\u003ePKZ1920036\u003c\/span\u003e\u003c\/p\u003e","brand":"Grundfos","offers":[{"title":"Default Title","offer_id":44500454342901,"sku":"92603115","price":367.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/grundfos_92603115.jpg?v=1738277543"},{"product_id":"grundfos-99287256-alpha1-15-55f-ecm-high-efficiency-circulator-pump-with-terminal-box-1-16-hp","title":"99287256 - ALPHA1 15-55F ECM High Efficiency Circulator Pump with Terminal Box - 1\/16 HP","description":"\u003cp\u003e\u003cstrong\u003eGrundfos 99287256 - ALPHA1 15-55F ECM High Efficiency Circulator Pump with Terminal Box - 1\/16 HP\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv id=\"descriptionAndDetails\" class=\"a-section a-spacing-extra-large\"\u003eThe ALPHA1 is an energy efficient, variable-speed circulator built with reliable, electronically controlled Grundfos permanent magnet motor (ECM) technology, which has been used by Grundfos in the industry for more than 16 years. Featuring three-constant pressure control modes, an LED display and easy-to-use push button controls, the ALPHA1 is the perfect solution for domestic hydronic heating and hot water recirculation applications.\u003cbr\u003e\u003cbr\u003eCapable of replacing more than 30 other pump models, the ALPHA1 has the highest torque rating and most powerful start feature in its class.\u003cbr\u003eA magnetite resistant design, robust ceramic shaft and stainless steel bearing plate ensure that the ALPHA1 reliably delivers the optimal system flow at the lowest possible energy consumption. \u003cbr\u003e\u003cbr\u003eThe expanded ALPHA product line, including the ALPHA1 and ALPHA2, delivers the highest range of flexibility and feature options to meet the\u003cbr\u003eneeds of many applications. All components of the ALPHA1 and ALPHA2 are produced by Grundfos with our highest manufacturing standards – the\u003cbr\u003eALPHA product line is built by Grundfos in Fresno, California. Not all circulators are created equal.\u003c\/div\u003e\n\u003cdiv class=\"a-section a-spacing-extra-large\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"a-section a-spacing-extra-large\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eALPHA1 can replace more than 30 other pump models\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eDesigned with trusted Grundfos ECM technology which has been used by Grundfos for more than 16 years\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eALPHA1 features the highest torque rating and most powerful start feature in its class which attempts to restart indefinitely every seven seconds in blocked rotor conditions\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eALPHA1 features an integrated check-valve and nut captures for flanges\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eALPHA1 features three-constant pressure control modes with easy to use push button settings\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eLarge LED display shows energy watt consumption and flow indicator in gallons per minute\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eMagnetite resistant design with a stainless-steel bearing plate, robust ceramic shaft and ceramic bearing rings\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eExtremely quiet 19.2 dB(A) operation – tested in one of the best European sound labs\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eALPHA1 is compatible with either a line cord or terminal box for conduit connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eProduct Number: 99287256\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eModel ALPHA1 15-55 F\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eCast iron flange with terminal box\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eApplications: Heating \u0026amp; cooling, hot water circulation\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eRated Flow: 10.7 US gpm\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eRated Head: 8.202 ft\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eMaximum Head: 18.05 ft\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eTF Class: 110\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eApprovals: ETL, FCC\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eModel: A\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003ePump Housing Material: Cast iron\u003c\/li\u003e\n\u003cli class=\"a-section a-spacing-extra-large\"\u003eImpeller Material: Composite\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003csup\u003e\u003cspan style=\"color: #999999;\"\u003ePKZ1919069\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Grundfos","offers":[{"title":"Default Title","offer_id":45965911228661,"sku":"99287256","price":268.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/grundfos_99287256.jpg?v=1738266418"},{"product_id":"92603106-upse-15-58-f-ecm-high-efficiency-circulator-pump-with-terminal-box-1-20-hp","title":"92603106 - UPSe 15-58 F ECM High Efficiency Circulator Pump with Terminal Box - 1\/20 HP","description":"\u003cp\u003e\u003cstrong\u003eGrundfos 92603106 - UPSe 15-58 F ECM High Efficiency Circulator Pump with Terminal Box - 1\/20 HP\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv id=\"descriptionAndDetails\" class=\"a-section a-spacing-extra-large\"\u003eUPSe is a high-efficiency circulator fitted with an electronically commutated motor. It has been designed for circulating liquids in heating systems and offers the highest energy savings on the market.\u003cbr\u003e\u003cbr\u003eThe pump features a wide range of controls, featuring constant-pressure, proportional-pressure and constant-speed curve, each with three settings, making it suitable for almost any heating application. With the use of the Grundfos GO replacement compatibility check, it is easier than ever to make your selection.\u003cbr\u003e\u003cbr\u003eThe new toolless, removeable power connector results in fast and easy installation. Fewer callbacks can be expected due to its robust startup, self-venting ability and dry-running protection. Troubleshooting is also fast and easy by using error codes on the pump user interface.\u003cbr\u003e\u003cbr\u003eA terminal box with conduit connections is provided for power connection.\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003csup\u003e\u003cspan style=\"color: #999999;\"\u003ePKZ1920037\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Grundfos","offers":[{"title":"Default Title","offer_id":45966098104565,"sku":"92603106","price":273.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/grundfos_92603106_1.jpg?v=1738266417"},{"product_id":"vt2216-taco-vr1816-hy2-4c2a00","title":"VR1816 - Viridian High-Efficiency Variable Speed Circulator Pump - Cast Iron, Universal Flanged","description":"\u003cp\u003e\u003cstrong\u003eTaco VR1816 - Viridian High-Efficiency Variable Speed Circulator Pump - Cast Iron, Universal Flanged\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"183\" data-end=\"514\"\u003eThe Taco VR1816-HY2-4C2A00 is a high-efficiency, variable-speed hydronic circulator pump with a wet rotor and durable cast iron body. Designed for closed-loop heating systems, this model is part of Taco’s Viridian 00e series, delivering flexible performance with low energy use. It is not intended for potable water applications.\u003c\/p\u003e\n\u003cp data-start=\"516\" data-end=\"911\"\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"516\" data-end=\"911\"\u003eFlow rate: 0 to 16 gallons per minute (GPM)\u003c\/li\u003e\n\u003cli data-start=\"516\" data-end=\"911\"\u003eMaximum head: 18 feet\u003c\/li\u003e\n\u003cli data-start=\"516\" data-end=\"911\"\u003eOperating pressure (max): 125 pounds per square inch (psi)\u003c\/li\u003e\n\u003cli data-start=\"516\" data-end=\"911\"\u003eOperating temperature: Maximum 230°F (110°C), Minimum 36°F (2°C)\u003c\/li\u003e\n\u003cli data-start=\"516\" data-end=\"911\"\u003eMotor speed: 1,590 to 4,830 rotations per minute (RPM)\u003c\/li\u003e\n\u003cli data-start=\"516\" data-end=\"911\"\u003eVoltage: 120V, 60 Hz, single phase\u003c\/li\u003e\n\u003cli data-start=\"516\" data-end=\"911\"\u003eHorsepower: 1\/25 HP\u003c\/li\u003e\n\u003cli data-start=\"516\" data-end=\"911\"\u003eMaximum amperage: 0.54 amps\u003c\/li\u003e\n\u003cli data-start=\"516\" data-end=\"911\"\u003ePower consumption: 4 to 44 watts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"913\" data-end=\"1862\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"913\" data-end=\"1862\"\u003eHigh-efficiency ECM motor: Uses up to 85% less electricity than traditional circulators\u003c\/li\u003e\n\u003cli data-start=\"913\" data-end=\"1862\"\u003eVariable speed settings: Adjustable with three operation modes (infinitely variable fixed speed, constant pressure, proportional pressure)\u003c\/li\u003e\n\u003cli data-start=\"913\" data-end=\"1862\"\u003eOperating mode presets: Six pressure presets simplify setup for different systems\u003c\/li\u003e\n\u003cli data-start=\"913\" data-end=\"1862\"\u003eSureStart®: Automatically unblocks the pump and purges air to prevent call-backs\u003c\/li\u003e\n\u003cli data-start=\"913\" data-end=\"1862\"\u003eBuilt-in diagnostics: Five-color LED displays operating mode and diagnostic error codes\u003c\/li\u003e\n\u003cli data-start=\"913\" data-end=\"1862\"\u003eIntegral Flow Check (IFC): Included in carton, eliminating need for an external check valve\u003c\/li\u003e\n\u003cli data-start=\"913\" data-end=\"1862\"\u003eBIO Barrier®: Protects the pump from contaminants within the system\u003c\/li\u003e\n\u003cli data-start=\"913\" data-end=\"1862\"\u003eQuiet operation: Engineered for whisper-quiet performance\u003c\/li\u003e\n\u003cli data-start=\"913\" data-end=\"1862\"\u003eUniversal flange: Fits pipe sizes from 3\/4 to 1 1\/2 inches for flexible installation\u003c\/li\u003e\n\u003cli data-start=\"913\" data-end=\"1862\"\u003eDual knockouts: Two electrical knockouts and 6-inch stranded wire leads for easy wiring\u003c\/li\u003e\n\u003cli data-start=\"913\" data-end=\"1862\"\u003eDouble insulated: No ground connection required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1864\" data-end=\"2031\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1864\" data-end=\"2031\"\u003eClosed-loop hydronic heating systems\u003c\/li\u003e\n\u003cli data-start=\"1864\" data-end=\"2031\"\u003eResidential and light commercial circulation\u003c\/li\u003e\n\u003cli data-start=\"1864\" data-end=\"2031\"\u003eHigh-efficiency system upgrades requiring variable speed control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003csup\u003e\u003cspan style=\"color: #999999;\"\u003ePKZ1900107\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Taco","offers":[{"title":"Default Title","offer_id":47015298826485,"sku":"VR1816-HY2-4C2A00","price":309.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/1604109b-bf42-4bfb-96a8-88bae05e7475.png?v=1756836500"},{"product_id":"0015e3-f4-ecm-high-efficiency-circulator-cast-iron-16-gpm-universal-flanges","title":"0015E3-F4 - ECM High-Efficiency Circulator - Cast Iron, 16 GPM, Universal Flanged","description":"\u003cp\u003e\u003cstrong\u003eTaco 0015E3-F4 - ECM High-Efficiency Circulator - Cast Iron, 16 GPM, Universal Flanged\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"135\" data-end=\"527\"\u003eThe Taco 0015E3-F4 is a high-efficiency, variable-speed circulator pump designed for closed-loop hydronic heating systems such as radiant or baseboard heating. It features an electronically commutated motor (ECM) with three selectable constant-pressure modes, offering flexibility, energy savings, and reliable performance. This model is not for potable water or chilled water applications.\u003c\/p\u003e\n\u003cp data-start=\"529\" data-end=\"1237\"\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003eFlow rate: up to 16 gallons per minute (GPM)\u003c\/li\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003eMaximum head: 18 feet\u003c\/li\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003ePressure settings: three constant-pressure modes (5 ft, 10 ft, 18 ft)\u003c\/li\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003eVoltage: 120V, 60 Hz, single phase\u003c\/li\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003eMaximum operating power: 44W\u003c\/li\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003eAmperage: up to 0.54A\u003c\/li\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003eMotor type: ECM permanent magnet\u003c\/li\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003eCasing: cast iron\u003c\/li\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003eFlange type: 4-bolt universal, fits multiple piping sizes\u003c\/li\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003eComponents: composite cartridge and impeller, ceramic shaft, carbon bearings\u003c\/li\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003eInsulation: double-insulated, no ground wire required\u003c\/li\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003eMaximum operating pressure: 125 psi\u003c\/li\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003eFluid temperature range: 36°F to 230°F\u003c\/li\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003eFluid compatibility: water or up to 50% water\/glycol solution\u003c\/li\u003e\n\u003cli data-start=\"529\" data-end=\"1237\"\u003eUsage note: not intended for potable or chilled water systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1239\" data-end=\"1701\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1239\" data-end=\"1701\"\u003eIntegral Flow Check (IFC): prevents gravity flow and eliminates external valve requirements\u003c\/li\u003e\n\u003cli data-start=\"1239\" data-end=\"1701\"\u003eHigh-efficiency ECM motor: reduces energy use by up to 85%\u003c\/li\u003e\n\u003cli data-start=\"1239\" data-end=\"1701\"\u003eSureStart™: automatically unblocks the pump and purges air to avoid lock-ups\u003c\/li\u003e\n\u003cli data-start=\"1239\" data-end=\"1701\"\u003eBIO Barrier®: shields pump components from system contaminants\u003c\/li\u003e\n\u003cli data-start=\"1239\" data-end=\"1701\"\u003eDiagnostics: LED indicator shows operating status and error codes\u003c\/li\u003e\n\u003cli data-start=\"1239\" data-end=\"1701\"\u003eEase of wiring: dual knockouts and 6-inch stranded wire leads simplify connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1703\" data-end=\"1932\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1703\" data-end=\"1932\"\u003eClosed-loop hydronic heating systems\u003c\/li\u003e\n\u003cli data-start=\"1703\" data-end=\"1932\"\u003eRadiant and baseboard heating installations\u003c\/li\u003e\n\u003cli data-start=\"1703\" data-end=\"1932\"\u003eEnergy-efficient heating system upgrades\u003c\/li\u003e\n\u003cli data-start=\"1703\" data-end=\"1932\"\u003eSystems requiring variable-speed circulators with selectable constant pressure modes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003csup\u003e\u003cspan style=\"color: #999999;\"\u003ePKZ1900129\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Taco","offers":[{"title":"Default Title","offer_id":47017913614581,"sku":"0015E3-F4","price":279.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/71e77e5c-40ce-476a-81ad-a166b3c67a24.png?v=1756917994"},{"product_id":"0018e-sf4-taco-vr1816-dy2-4s2w00","title":"0018E-SF4 - ECM High-Efficiency Circulator - Stainless Steel, 16 GPM, Universal Flanged","description":"\u003cp\u003e\u003cstrong\u003eTaco 0018E-SF4 - ECM High-Efficiency Circulator - Stainless Steel, 16 GPM, Universal Flanged\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"135\" data-end=\"619\"\u003eThe Taco 0018E-SF4 is a high-efficiency, variable-speed wet rotor circulator pump from the Viridian series, featuring a stainless steel casing and an ECM permanent magnet motor. Designed for closed-loop domestic hot water recirculation systems, it offers multiple operating modes, energy savings, and reliable performance. With its easy-to-use dial and built-in diagnostics, the 0018E-SF4 provides straightforward setup and dependable operation for a range of hydronic applications.\u003c\/p\u003e\n\u003cp data-start=\"621\" data-end=\"1274\"\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eFlow rate: up to 16 gallons per minute (GPM)\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eMaximum head: 18 feet\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eMaximum operating pressure: 125 psi\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eVoltage: 120V, 60 Hz, single phase\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eOperating power: 4–44W\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eAmperage: up to 0.54A\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eMotor speed: variable, 1590–4830 RPM\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eFluid temperature range: 36°F to 230°F (2°C to 110°C)\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eApplication: indoor use with water or up to 50% water\/glycol\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eRestrictions: not suitable for open-loop potable water or chilled water systems\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eCasing: stainless steel\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eFlange connection: 4-bolt flange\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eMotor type: ECM permanent magnet\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eDisplay: 5-color LED shows mode and diagnostics\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"1274\"\u003eInsulation: double insulated, no ground wire required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1276\" data-end=\"1870\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1276\" data-end=\"1870\"\u003eOperating modes: infinitely variable fixed speed, constant pressure, and proportional pressure for system flexibility\u003c\/li\u003e\n\u003cli data-start=\"1276\" data-end=\"1870\"\u003eHigh-efficiency ECM motor: reduces energy consumption by up to 85%\u003c\/li\u003e\n\u003cli data-start=\"1276\" data-end=\"1870\"\u003eSureStart®: automatically purges air and unblocks the pump to avoid callbacks\u003c\/li\u003e\n\u003cli data-start=\"1276\" data-end=\"1870\"\u003eBIO Barrier®: protects pump from contaminants inside the system\u003c\/li\u003e\n\u003cli data-start=\"1276\" data-end=\"1870\"\u003eIntegral Flow Check (IFC®): built-in check valve eliminates need for an external valve\u003c\/li\u003e\n\u003cli data-start=\"1276\" data-end=\"1870\"\u003eCompatibility: works with Taco ZVC zone valve controls and SR switching relays for ON\/OFF operation\u003c\/li\u003e\n\u003cli data-start=\"1276\" data-end=\"1870\"\u003eQuiet operation: engineered for low noise and vibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1872\" data-end=\"2136\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1872\" data-end=\"2136\"\u003eClosed-loop domestic hot water recirculation\u003c\/li\u003e\n\u003cli data-start=\"1872\" data-end=\"2136\"\u003eHydronic heating systems with zoning by valves or circulators\u003c\/li\u003e\n\u003cli data-start=\"1872\" data-end=\"2136\"\u003eSystems with panel radiators and thermostatic radiator valves (TRVs)\u003c\/li\u003e\n\u003cli data-start=\"1872\" data-end=\"2136\"\u003eResidential and light commercial energy-efficient system upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003csup\u003e\u003cspan style=\"color: #999999;\"\u003ePKZ1900133\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Taco","offers":[{"title":"Default Title","offer_id":47017961980149,"sku":"VR1816-DY2-4S2W00","price":549.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/6dd2064b-1c56-42ca-a0e4-acef88a70fa4.png?v=1756921601"}],"url":"https:\/\/www.supplystop.com\/collections\/pumpshhead-15to20\/550-600.oembed","provider":"SupplyStop.com","version":"1.0","type":"link"}