{"title":"Caleffi Mixing Valves","description":"","products":[{"product_id":"adjustable-thermostatic-mixing-valve-with-temperature-gauge","title":"252158A - Adjustable Thermostatic Solar Mixing Valve with Temp Gauge - 3\/4\" Sweat","description":"\u003cp\u003e\u003cstrong\u003eCaleffi 252158A - Adjustable Thermostatic Solar Mixing Valve with Temp Gauge - 3\/4\" Sweat\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn solar systems, the temperature in the storage tank can vary considerably, depending on the solar radiation, and can reach very high temperatures over long periods. In summer, and if there is little water usage, the hot water at the storage tank outlet can actually reach temperatures around 200º F. At these temperatures, the hot water cannot be used directly because of the danger of scalding.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003cbr\u003eThe thermostatic mixing valve is used in systems for scald protection in the production of domestic hot water. It is designed to maintain the set temperature of the mixed water supplied to the user when there are variations in the temperature and pressure conditions of the incoming hot and cold water or in the water’s flow rate. This particular series of mixing valves can function continuously at the high temperatures of the incoming hot water from the solar storage tank.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"p1\"\u003eAdjustable thermostatic 3-way mixing valve for solar systems.\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eWith built-in inlet check valves.\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eWith temperature gauge.\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eSetting range:  80° - 150°F\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eMax working pressure:  200 psi\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eMax inlet temp:  210°F\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eConnection: ¾\" sweat\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;\"\u003eHCAL123472\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":32825427427382,"sku":"252158A","price":194.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/caleffi_252158a_1_wm.jpg?v=1755629365"},{"product_id":"252168a-1-adjustable-thermostatic-mixing-valve-for-solar-systems-with-temp-gauge-sweat","title":"252168A -1\" Adjustable Thermostatic Mixing Valve for Solar Systems with Temp Gauge (sweat)","description":"\u003cp\u003e\u003ca href=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=353407e2-2034-4862-92f8-6325761a2096\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\u003cimg style=\"vertical-align: middle;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/PDF_32_480x480.png?v=1628829076\"\u003eInstallation \u0026amp; Commissioning Manual\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=9ae4b08e-c8d9-44d6-8f2e-84353c54c9b8\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\u003cimg style=\"vertical-align: middle;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/PDF_32_480x480.png?v=1628829076\"\u003eSpecification Sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGeneral\u003c\/strong\u003e\u003cbr\u003eIn solar systems, the temperature in the storage tank can vary considerably, depending on the solar radiation, and can reach very high temperatures over long periods. In summer, and if there is little water usage, the hot water at the storage tank outlet can actually reach temperatures around 200º F. At these temperatures, the hot water cannot be used directly because of the danger of scalding.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003cbr\u003eThe thermostatic mixing valve is used in systems for scald protection in the production of domestic hot water. It is designed to maintain the set temperature of the mixed water supplied to the user when there are variations in the temperature and pressure conditions of the incoming hot and cold water or in the water’s flow rate. This particular series of mixing valves can function continuously at the high temperatures of the incoming hot water from the solar storage tank.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"p1\"\u003eAdjustable thermostatic 3-way mixing valve for solar systems.\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eWith built-in inlet check valves.\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eWith temperature gauge.\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eSetting range:  80° - 150°F\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eMax working pressure:  200 psi\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eMax inlet temp:  210°F\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eConnection: 1\" sweat\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;\"\u003eHCAL123473\u003c\/span\u003e\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44548037837045,"sku":"252168A","price":202.98,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/caleffi_252_21e8e532-5175-4eab-9a6f-7dbc99d71180.jpg?v=1753335215"},{"product_id":"521509a-3-4-mixcal-adjustable-thermostatic-and-pressure-balanced-mixing-valve-sweat","title":"521509A - MixCal Adjustable Thermostatic Mixing Valve - 3\/4\" Sweat","description":"\u003cp\u003e\u003cstrong\u003eCaleffi 521509A - 3\/4\" MixCal Adjustable Thermostatic Mixing Valve - 3\/4\" Sweat\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor point of distribution in domestic water systems and radiant hydronic heating systems. The Caleffi MixCal™ 521 series three-way thermostatic mixing valve is used in systems producing domestic hot water or in hydronic and radiant heating systems. It maintains the desired output temperature of the mixed water supplied at a constant set value compensating for both temperature and pressure fluctuations of the incoming hot and cold water.\u003c\/p\u003e\n\u003cp\u003eThe MixCal thermostatic mixing valve is ICC-ES certified to ASSE 1017 and CSA B125.3. It complies with codes IPC, IRC, NPC and UPC for use in accordance with the US and Canadian plumbing codes, and standard NSF\/ANSI 372, low lead.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLow-lead brass valve body and fittings.\u003c\/li\u003e\n\u003cli\u003eInternal anti-scale materials.\u003c\/li\u003e\n\u003cli\u003ePeroxide-cured EPDM seals.\u003c\/li\u003e\n\u003cli\u003eLocking set point knob.\u003c\/li\u003e\n\u003cli\u003eMax working pressure:  200 psi\u003c\/li\u003e\n\u003cli\u003eMax recommended differential pressure:  20 psi\u003c\/li\u003e\n\u003cli\u003eMax inlet temp:  200˚F\u003c\/li\u003e\n\u003cli\u003eAdjustable range:  85˚ - 150˚F\u003c\/li\u003e\n\u003cli\u003eMin flow for optimum performance:  1.0 gpm\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;\"\u003eHCAL123255\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44548039573749,"sku":"521509A","price":171.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/caleffi_521509a_0_wm.jpg?v=1755626182"},{"product_id":"521519ac-3-4-mixcal-adjustable-thermostatic-and-pressure-balanced-mixing-valve-swea","title":"521519AC - MixCal Adjustable Thermostatic and Pressure Balanced Mixing Valve - 3\/4\" Sweat","description":"\u003cp\u003e\u003cstrong\u003eCaleffi 521519AC - MixCal Adjustable Thermostatic and Pressure Balanced Mixing Valve - 3\/4\" Sweat\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor point of distribution in domestic water systems and radiant hydronic heating systems. The Caleffi MixCal™ 521 series three-way thermostatic mixing valve is used in systems producing domestic hot water or in hydronic and radiant heating systems. It maintains the desired output temperature of the mixed water supplied at a constant set value compensating for both temperature and pressure fluctuations of the incoming hot and cold water.\u003c\/p\u003e\n\u003cp\u003eThe MixCal thermostatic mixing valve is ICC-ES certified to ASSE 1017 and CSA B125.3. It complies with codes IPC, IRC, NPC and UPC for use in accordance with the US and Canadian plumbing codes, and standard NSF\/ANSI 372, low lead.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-lead \u003c\/strong\u003ebrass valve body.\u003c\/li\u003e\n\u003cli\u003eInternal anti-scale materials.\u003c\/li\u003e\n\u003cli\u003ePeroxide-cured EPDM seals.\u003c\/li\u003e\n\u003cli\u003eLocking set point knob.\u003c\/li\u003e\n\u003cli\u003eMax working pressure:  200 psi\u003c\/li\u003e\n\u003cli\u003eMax recommended differential pressure:  20 psi\u003c\/li\u003e\n\u003cli\u003eMax inlet temp:  200˚F\u003c\/li\u003e\n\u003cli\u003eAdjustable range:  85˚ - 150˚F\u003c\/li\u003e\n\u003cli\u003eMin flow for optimum performance:  1.0 gpm\u003c\/li\u003e\n\u003cli\u003eGauge scale: 30˚ - 210˚F\u003c\/li\u003e\n\u003cli\u003eGauge accuracy:  ±6˚F\u003c\/li\u003e\n\u003cli\u003eGauge dial:  2\" diameter\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;\"\u003eHCAL123256\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44548040163573,"sku":"521519AC","price":226.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/caleffi_521519ac_2_wm.jpg?v=1755626180"},{"product_id":"523178a-1-1-4-mixcal-high-flow-thermostatic-mixing-valve-sweat","title":"523178A - 1-1\/4\" MixCal + High Flow Thermostatic Mixing Valve (sweat)","description":"\u003cp\u003e\u003ca href=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=1a8351a7-a5a6-42ca-9695-30feef93a1c7\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\u003cimg style=\"vertical-align: middle;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/PDF_32_480x480.png?v=1628829076\"\u003eInstruction Sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=b37c4a0e-74f4-4e20-a174-c6a3a02aa119\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\u003cimg style=\"vertical-align: middle;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/PDF_32_480x480.png?v=1628829076\"\u003eSpecification Sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/inventory.dearsystems.com\/ProductFamily\/DownloadImage?id=7048a671-200e-4fa1-a66f-86e3a74b6a16\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e\u003cimg style=\"vertical-align: middle;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/PDF_32_480x480.png?v=1628829076\"\u003eSubmittal Data\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCaleffi 523178A - 1-1\/4\" MixCal+™ High Flow Thermostatic Mixing Valve (sweat)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe MixCal+™ thermostatic mixing valve is used in systems producing domestic hot water or in radiant heating systems. Its function is to maintain the temperature of the mixed water supplied to the user at a constant set value when there are variations in the supply pressure and temperature of the incoming hot and cold water or in the flow rate.\u003c\/p\u003e\n\u003cp\u003eThe MixCal+ 5231 series thermostatic mixing valves are ASSE 1017 approved for point of distribution and are designed specifically for systems requiring high flow rates and precise, stable temperature control. Optional stainless steel inlet port check valves are available separately, for field installation only.\u003c\/p\u003e\n\u003cp\u003eThis valve is certified by ICC-ES to be in compliance with the International Plumbing Code (IPC), International Residential Code (IRC), Uniform Plumbing Code (UPC), National Plumbing Code of Canada (NPC), and standards ASSE 1017-2009, and CSA B125.3-2012. The valve complies with NSF\/ANSI 372, low lead, as certified by ICC-ES. Complies with ASSE 1017, CSA B125.3, UPC, IPC, Low Lead Laws and listed by ICC-ES for use in accordance with the U.S. and Canadian plumbing codes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDZR low-lead brass valve body.\u003c\/li\u003e\n\u003cli\u003eInternal anti-scale materials. \u003c\/li\u003e\n\u003cli\u003eMax working pressure:  200 psi\u003c\/li\u003e\n\u003cli\u003eMax inlet temp:  195˚F\u003c\/li\u003e\n\u003cli\u003eAdjustable range:  95˚- 150˚F\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;\"\u003eHCAL123107\u003c\/span\u003e\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":44548040786165,"sku":"523178A","price":1080.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/caleffi_5231.jpg?v=1753820250"},{"product_id":"na10759-plug-in-transformer-115v-in-24v-out","title":"NA10759 - Plug-in Transformer - 115V In 24V Out","description":"\u003cp\u003e\u003cstrong\u003eCaleffi NA10759 - Plug-in Transformer - 115V In 24V Out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: right;\"\u003e\u003csup\u003e\u003cspan style=\"color: #999999;\"\u003eHCAL122091\u003c\/span\u003e\u003c\/sup\u003e\u003c\/p\u003e","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":46058454614261,"sku":"NA10759","price":37.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/files\/caleffi_na10759.jpg?v=1753335187"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6150\/2518\/collections\/523178a.jpg?v=1602709339","url":"https:\/\/www.supplystop.com\/collections\/caleffi-mixing-valves\/mixing-valves.oembed","provider":"SupplyStop.com","version":"1.0","type":"link"}