The V8043E5061 is a two-position hydronic zone valve from Resideo, the brand that carries the Honeywell Home line of residential heating controls. It pairs a motorized actuator with a 3/4-inch sweat valve body to start and stop hot water flow to a single heating zone on a call from a thermostat or zone panel.
The valve is normally closed. It stays shut until the actuator is energized and returns to the closed position when power is removed, so a zone drops out on a power failure or a thermostat fault instead of running unattended. That is the safer default on a boiler loop feeding radiators, convectors, finned baseboard, or in-floor radiant tubing.
The 3/4-inch sweat connections tie the valve into the supply piping, and the V8043E5061 handles supply water at operating pressures up to 300 psi. Lead wires are 18 inches long, enough to reach a nearby junction box or zone panel terminal without splicing in the tight space above a boiler.
This is a QuickFit model: the actuator head releases from the valve body without breaking the piping connection, so a failed motor is changed out without draining the system or unsoldering anything.
The V8043 and V4043 series have been the reference zone valves in North American hydronic heating for decades, and most contractors still order them by the original Honeywell part number. The actuator head is field-replaceable, so a burned-out motor does not mean cutting the body out of the line.
Replacement head and motor for this valve
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Brand: Honeywell Home
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Manufacturer Part #: V8043E5061/U
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Valve action: Normally closed
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Voltage: 24 Vac
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Connection size: 3/4 in
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Connection type: Sweat
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QuickFit actuator: Yes
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Lead wires: 18 in
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Max operating pressure: 300 psi
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Category: Zone Valves
Full Specifications
| Power Loss Action |
Valve Closed |
| Valve Ball Material |
Buna-N (NBR) Rubber |
| Approvals and Standards |
CSA Certified: File 1322 |
| Color |
Brass |
| Includes |
End switch enclosure, Manual Opener |
| Product Height |
4.38 in, 111 mm |
| Product Length |
2.38 in, 60 mm |
| Product Width |
3.69 in, 89 mm |
| Warranty |
1 Year |
| Ambient Operating Temperature (Max) |
125 °F, 52 °C |
| Connection Type |
Sweat |
| Differential pressure for close-off (Max) |
8 psi, 55 kPa |
| Flow Coefficient |
8 Cv; 6.9 Kvs |
| Media Temperature (Min) |
50 °F, 10 °C |
| Media Temperature (Max) |
200 °F, 93 °C |
| Static Pressure Rating |
300 psi, 2068 kPa |
| Valve Body Material |
Brass |
| Valve Body Pattern |
Two-way, Straight Through |
| Valve Plug Material |
Buna-N (NBR) Rubber |
| Valve Seat Material |
Brass |
| Valve Start Position |
Closed |
| Valve Stem Material |
Stainless Steel |
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