
Resideo V8044E1003 Valve
The Resideo V8044E1003 Valve is a heavy-duty 3-way diverting zone valve designed for precision control in closed-loop hydronic systems. Featuring a 1/2" sweat connection and a robust brass body with a stainless steel stem, this motorized valve is engineered for high-demand applications requiring a 24V zone valve with a reliable spring return mechanism. With a 4.0 Cv flow capacity and a 20 psi close-off pressure rating, it ensures efficient fluid diversion without significant pressure drops. The integrated normally open SPST auxiliary switch allows for seamless end-switch signaling to circulator pumps or boilers. For troubleshooting and initial filling, the unit includes a manual opener. The 18-inch lead wires provide ample length for clean wiring within the junction box, making this V8044E1003 a standard for contractors prioritizing long-term mechanical reliability and precise hydronic flow control in residential or light commercial heating and cooling setups.
Key Benefits for the Technician- Durable Construction: Built with a brass seat and stainless steel stem to resist corrosion and mineral buildup in hydronic loops.
- Simplified Integration: The SPST auxiliary end switch allows for direct control of auxiliary equipment upon valve opening.
- Fail-Safe Operation: The mechanical spring return ensures the valve returns to its default position during power loss.
- Ease of Service: The replaceable motor actuator head allows for maintenance without draining the entire system.
What is the maximum fluid temperature rating for the V8044E1003?
This valve is rated for standard hydronic heating temperatures, typically handling up to 200°F fluid temperatures in closed systems.
Can this 3-way valve be used for mixing applications?
No, the V8044E1003 is specifically a diverting valve designed to direct flow from one common inlet to one of two outlets; it is not intended for use as a mixing valve.
Is a transformer required for operation?
Yes, this unit operates on 24Vac and requires a properly sized VA transformer to power the motor and auxiliary circuit.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $153.08
-65%$153.08
$53.58Resideo V8044E1003 Valve
The Resideo V8044E1003 Valve is a heavy-duty 3-way diverting zone valve designed for precision control in closed-loop hydronic systems. Featuring a 1/2" sweat connection and a robust brass body with a stainless steel stem, this motorized valve is engineered for high-demand applications requiring a 24V zone valve with a reliable spring return mechanism. With a 4.0 Cv flow capacity and a 20 psi close-off pressure rating, it ensures efficient fluid diversion without significant pressure drops. The integrated normally open SPST auxiliary switch allows for seamless end-switch signaling to circulator pumps or boilers. For troubleshooting and initial filling, the unit includes a manual opener. The 18-inch lead wires provide ample length for clean wiring within the junction box, making this V8044E1003 a standard for contractors prioritizing long-term mechanical reliability and precise hydronic flow control in residential or light commercial heating and cooling setups.
Key Benefits for the Technician- Durable Construction: Built with a brass seat and stainless steel stem to resist corrosion and mineral buildup in hydronic loops.
- Simplified Integration: The SPST auxiliary end switch allows for direct control of auxiliary equipment upon valve opening.
- Fail-Safe Operation: The mechanical spring return ensures the valve returns to its default position during power loss.
- Ease of Service: The replaceable motor actuator head allows for maintenance without draining the entire system.
What is the maximum fluid temperature rating for the V8044E1003?
This valve is rated for standard hydronic heating temperatures, typically handling up to 200°F fluid temperatures in closed systems.
Can this 3-way valve be used for mixing applications?
No, the V8044E1003 is specifically a diverting valve designed to direct flow from one common inlet to one of two outlets; it is not intended for use as a mixing valve.
Is a transformer required for operation?
Yes, this unit operates on 24Vac and requires a properly sized VA transformer to power the motor and auxiliary circuit.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Product Information
Product Information
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Shipping & Returns
Description
The Resideo V8044E1003 Valve is a heavy-duty 3-way diverting zone valve designed for precision control in closed-loop hydronic systems. Featuring a 1/2" sweat connection and a robust brass body with a stainless steel stem, this motorized valve is engineered for high-demand applications requiring a 24V zone valve with a reliable spring return mechanism. With a 4.0 Cv flow capacity and a 20 psi close-off pressure rating, it ensures efficient fluid diversion without significant pressure drops. The integrated normally open SPST auxiliary switch allows for seamless end-switch signaling to circulator pumps or boilers. For troubleshooting and initial filling, the unit includes a manual opener. The 18-inch lead wires provide ample length for clean wiring within the junction box, making this V8044E1003 a standard for contractors prioritizing long-term mechanical reliability and precise hydronic flow control in residential or light commercial heating and cooling setups.
Key Benefits for the Technician- Durable Construction: Built with a brass seat and stainless steel stem to resist corrosion and mineral buildup in hydronic loops.
- Simplified Integration: The SPST auxiliary end switch allows for direct control of auxiliary equipment upon valve opening.
- Fail-Safe Operation: The mechanical spring return ensures the valve returns to its default position during power loss.
- Ease of Service: The replaceable motor actuator head allows for maintenance without draining the entire system.
What is the maximum fluid temperature rating for the V8044E1003?
This valve is rated for standard hydronic heating temperatures, typically handling up to 200°F fluid temperatures in closed systems.
Can this 3-way valve be used for mixing applications?
No, the V8044E1003 is specifically a diverting valve designed to direct flow from one common inlet to one of two outlets; it is not intended for use as a mixing valve.
Is a transformer required for operation?
Yes, this unit operates on 24Vac and requires a properly sized VA transformer to power the motor and auxiliary circuit.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












