V8043F1036 - Low Voltage Normally Closed Zone Valve, 3/4" Sweat

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SKU: V8043F1036/U
Regular price $132.44

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Installation Instructions

Two-way on-off low voltage valves consist of an actuator and valve assembly for controlling the flow of hot water.

Quality Water Control These Honeywell Home Zone Valves from Resideo consist of an actuator and valve assembly for controlling the flow of hot water. They feature a manual opener for valve operation in the event of power failure and return to their automatic position once power is restored. Installation is quick and simple with compact construction and no need to disassemble the valve.


  • Manual opener (on all models, except straight-through, normally open valves) for valve operation on power failure; valve returns to automatic position when power is restored.
  • All models may be installed without disassembling the valve.
  • Compact construction for easy installation.
  • Complete powerhead may be removed or replaced without breaking plumbing line connections or draining the system.
  • Actuator motor may be replaced without removing the valve body or draining the system.


  • Application: Hydronic Control
  • Electrical Connections: Screw Terminal Block
  • Valve Type: Zone Valve
  • Body Pattern: Two-way, Straight-through
  • Valve Action: Spring return to close
  • Voltage: 24 Vac; Power Consumption – 7.7 VA
  • Frequency: 50 Hz; 60 Hz
  • Actuation: Two position
  • De-energized Postion: Two position
  • Ambient Temperature Range: 125°F Maximum (52°C Maximum)
  • Fluid Temperature: 50°F to 200°F (10°C to 93°C)
  • Static Pressure Rating (psi): 125 psi
  • Static Pressure Rating (kPa): 862 kPa
  • Materials (Body): Brass
  • Materials (Seat): Brass
  • Materials (Stem): Stainless Steel
  • Materials (Plug / Ball / Disc): Buna-N (NBR) Rubber Ball
  • Materials (Packing): EPDM rubber
  • Timing: Nominal Open – 15 sec
  • Operating Humidity Range (% RH): 5 to 95% relative humidity, non-condensing.
  • Manual Opener: Yes
  • Approvals, Underwriters Laboratories Inc.: UL Listed: File MH11826
  • Approvals, CSA: CSA Certified: File 1322
  • Comments: Use this valve in closed loop hydronic systems that do not contain dissolved oxygen in system water, such as fresh water from frequent source of makeup water. Valve designed for cycling (not constantly powered on) applications.
  • Current Draw: 0.32A