Resideo V8043G1034 Zone Valve
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Resideo V8043G1034 Zone Valve

Resideo V8043G1034 Zone Valve

The Resideo V8043G1034 Zone Valve is a heavy-duty, 24 Vac motorized hydronic control engineered for precision 2-position regulation of hot water systems. Designed as a normally closed zone valve, this unit features a 3/8" flare connection and provides a reliable 3.5 Cv flow capacity. Built for the rigors of professional service, the V8043G1034 utilizes a spring return to close mechanism, ensuring positive shut-off with a maximum differential pressure of 20 psi. The integrated normally open SPST auxiliary end switch allows for seamless sequencing of circulator pumps or boiler firing once the valve reaches the fully open position. For maintenance efficiency, the entire powerhead and actuator motor can be replaced without breaking plumbing lines or draining the system. This model includes a manual opener for bypass operation during power outages and arrives with two 3/4" sweat adapters to facilitate diverse installation requirements in tight baseboard or manifold applications.

Key Benefits for HVAC Professionals
  • Serviceable Design: Complete actuator and powerhead removal possible without system drawdown, reducing downtime during hydronic heating repair.
  • Superior Close-off: Rated for 20 psi maximum differential pressure to prevent ghost flows and ensure tight zone valve shut-off.
  • Standardized Integration: Equipped with 18" leadwires and 24V architecture compatible with most low voltage zone control systems.
  • Manual Override: Features a side-mounted lever to lock the valve open for system filling, venting, or emergency flow.
Common Questions & Technical Insights

Is the motor replaceable on the V8043G1034?

Yes. The 24V synchronous motor can be swapped out by removing a single screws, allowing for fast field service without disturbing the brass valve body.

What is the typical opening time for this valve?

The Resideo V8043G1034 features a 15-second nominal opening time, providing quick response to thermostat calls while the spring return closes the valve in approximately 5 seconds.

Can this valve be used in steam applications?

No. This valve is specifically designed for closed-loop hydronic systems with fluid temperatures ranging from 50°F to 200°F. It is not rated for steam or high-oxygen open-loop water systems.

This item is not eligible for free shipping.

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.

$49.58

Original: $141.66

-65%
Resideo V8043G1034 Zone Valve

$141.66

$49.58

Resideo V8043G1034 Zone Valve

The Resideo V8043G1034 Zone Valve is a heavy-duty, 24 Vac motorized hydronic control engineered for precision 2-position regulation of hot water systems. Designed as a normally closed zone valve, this unit features a 3/8" flare connection and provides a reliable 3.5 Cv flow capacity. Built for the rigors of professional service, the V8043G1034 utilizes a spring return to close mechanism, ensuring positive shut-off with a maximum differential pressure of 20 psi. The integrated normally open SPST auxiliary end switch allows for seamless sequencing of circulator pumps or boiler firing once the valve reaches the fully open position. For maintenance efficiency, the entire powerhead and actuator motor can be replaced without breaking plumbing lines or draining the system. This model includes a manual opener for bypass operation during power outages and arrives with two 3/4" sweat adapters to facilitate diverse installation requirements in tight baseboard or manifold applications.

Key Benefits for HVAC Professionals
  • Serviceable Design: Complete actuator and powerhead removal possible without system drawdown, reducing downtime during hydronic heating repair.
  • Superior Close-off: Rated for 20 psi maximum differential pressure to prevent ghost flows and ensure tight zone valve shut-off.
  • Standardized Integration: Equipped with 18" leadwires and 24V architecture compatible with most low voltage zone control systems.
  • Manual Override: Features a side-mounted lever to lock the valve open for system filling, venting, or emergency flow.
Common Questions & Technical Insights

Is the motor replaceable on the V8043G1034?

Yes. The 24V synchronous motor can be swapped out by removing a single screws, allowing for fast field service without disturbing the brass valve body.

What is the typical opening time for this valve?

The Resideo V8043G1034 features a 15-second nominal opening time, providing quick response to thermostat calls while the spring return closes the valve in approximately 5 seconds.

Can this valve be used in steam applications?

No. This valve is specifically designed for closed-loop hydronic systems with fluid temperatures ranging from 50°F to 200°F. It is not rated for steam or high-oxygen open-loop water systems.

This item is not eligible for free shipping.

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

Shipping & Returns

Description

The Resideo V8043G1034 Zone Valve is a heavy-duty, 24 Vac motorized hydronic control engineered for precision 2-position regulation of hot water systems. Designed as a normally closed zone valve, this unit features a 3/8" flare connection and provides a reliable 3.5 Cv flow capacity. Built for the rigors of professional service, the V8043G1034 utilizes a spring return to close mechanism, ensuring positive shut-off with a maximum differential pressure of 20 psi. The integrated normally open SPST auxiliary end switch allows for seamless sequencing of circulator pumps or boiler firing once the valve reaches the fully open position. For maintenance efficiency, the entire powerhead and actuator motor can be replaced without breaking plumbing lines or draining the system. This model includes a manual opener for bypass operation during power outages and arrives with two 3/4" sweat adapters to facilitate diverse installation requirements in tight baseboard or manifold applications.

Key Benefits for HVAC Professionals
  • Serviceable Design: Complete actuator and powerhead removal possible without system drawdown, reducing downtime during hydronic heating repair.
  • Superior Close-off: Rated for 20 psi maximum differential pressure to prevent ghost flows and ensure tight zone valve shut-off.
  • Standardized Integration: Equipped with 18" leadwires and 24V architecture compatible with most low voltage zone control systems.
  • Manual Override: Features a side-mounted lever to lock the valve open for system filling, venting, or emergency flow.
Common Questions & Technical Insights

Is the motor replaceable on the V8043G1034?

Yes. The 24V synchronous motor can be swapped out by removing a single screws, allowing for fast field service without disturbing the brass valve body.

What is the typical opening time for this valve?

The Resideo V8043G1034 features a 15-second nominal opening time, providing quick response to thermostat calls while the spring return closes the valve in approximately 5 seconds.

Can this valve be used in steam applications?

No. This valve is specifically designed for closed-loop hydronic systems with fluid temperatures ranging from 50°F to 200°F. It is not rated for steam or high-oxygen open-loop water systems.

This item is not eligible for free shipping.

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.