
Resideo VCZAA1000 Valve
The Resideo VCZAA1000 is an industrial-grade, 2-way balanced hydronic valve engineered for precision on-off zone control in domestic and light commercial HVAC systems. This 1/2 inch sweat connection valve features a 3.5 CV flow capacity, making it a staple for managing hot or chilled water and glycol solutions up to a 60% concentration. Built with a rugged bronze body and an EPDM-sealed piston, the VC series zone valve provides a reliable close-off rating that remains independent of the system's differential pressure. The design utilizes sinusoidal actuator travel to significantly reduce water hammer and ensure near-silent operation during hydronic heating system cycles. As a specialized 2-position replacement valve, it is fully compatible with all Resideo and Honeywell VC series actuators. The cartridge-based construction allows for rapid field service; the internal moving parts can be replaced without removing the valve body from the line, streamlining maintenance for busy contractors and technicians.
Key Benefits
- High Close-Off Pressure: Operates efficiently with a maximum differential pressure of 60 psi (4 bar) without risk of leakage.
- Simplified Field Service: The replaceable cartridge design allows for rebuilding the valve to factory specifications without draining the entire system or cutting pipe.
- Universal Actuator Compatibility: Designed to mate with any VC series on-off actuator using a quick-connect latching mechanism.
- Bi-directional Flow: The 2-way sweat valve allows for fluid flow in either direction, removing port designation errors during installation.
- Temperature Versatility: Specifically rated for fluid temperatures ranging from 34°F to 203°F (1°C to 95°C), suitable for both heating and cooling loops.
Common Questions
Do I need to drain the loop to replace the actuator on a VCZAA1000? No, the actuator head is completely external to the waterway and can be swapped or installed without affecting the system's integrity or requiring a drain-down.
Can this valve be used in steam applications? This valve is strictly intended for hydronic applications, including hot water and chilled water systems; it is not rated for steam use.
How does it prevent water hammer in high-flow systems? The Resideo VCZAA1000 works in tandem with the sinusoidal motor travel of the VC actuator, ensuring a controlled, gradual closing transition that eliminates the pressure spikes typical of quick-acting solenoid valves.
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: $45.23
-65%$45.23
$15.83Resideo VCZAA1000 Valve
The Resideo VCZAA1000 is an industrial-grade, 2-way balanced hydronic valve engineered for precision on-off zone control in domestic and light commercial HVAC systems. This 1/2 inch sweat connection valve features a 3.5 CV flow capacity, making it a staple for managing hot or chilled water and glycol solutions up to a 60% concentration. Built with a rugged bronze body and an EPDM-sealed piston, the VC series zone valve provides a reliable close-off rating that remains independent of the system's differential pressure. The design utilizes sinusoidal actuator travel to significantly reduce water hammer and ensure near-silent operation during hydronic heating system cycles. As a specialized 2-position replacement valve, it is fully compatible with all Resideo and Honeywell VC series actuators. The cartridge-based construction allows for rapid field service; the internal moving parts can be replaced without removing the valve body from the line, streamlining maintenance for busy contractors and technicians.
Key Benefits
- High Close-Off Pressure: Operates efficiently with a maximum differential pressure of 60 psi (4 bar) without risk of leakage.
- Simplified Field Service: The replaceable cartridge design allows for rebuilding the valve to factory specifications without draining the entire system or cutting pipe.
- Universal Actuator Compatibility: Designed to mate with any VC series on-off actuator using a quick-connect latching mechanism.
- Bi-directional Flow: The 2-way sweat valve allows for fluid flow in either direction, removing port designation errors during installation.
- Temperature Versatility: Specifically rated for fluid temperatures ranging from 34°F to 203°F (1°C to 95°C), suitable for both heating and cooling loops.
Common Questions
Do I need to drain the loop to replace the actuator on a VCZAA1000? No, the actuator head is completely external to the waterway and can be swapped or installed without affecting the system's integrity or requiring a drain-down.
Can this valve be used in steam applications? This valve is strictly intended for hydronic applications, including hot water and chilled water systems; it is not rated for steam use.
How does it prevent water hammer in high-flow systems? The Resideo VCZAA1000 works in tandem with the sinusoidal motor travel of the VC actuator, ensuring a controlled, gradual closing transition that eliminates the pressure spikes typical of quick-acting solenoid valves.
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 VCZAA1000 is an industrial-grade, 2-way balanced hydronic valve engineered for precision on-off zone control in domestic and light commercial HVAC systems. This 1/2 inch sweat connection valve features a 3.5 CV flow capacity, making it a staple for managing hot or chilled water and glycol solutions up to a 60% concentration. Built with a rugged bronze body and an EPDM-sealed piston, the VC series zone valve provides a reliable close-off rating that remains independent of the system's differential pressure. The design utilizes sinusoidal actuator travel to significantly reduce water hammer and ensure near-silent operation during hydronic heating system cycles. As a specialized 2-position replacement valve, it is fully compatible with all Resideo and Honeywell VC series actuators. The cartridge-based construction allows for rapid field service; the internal moving parts can be replaced without removing the valve body from the line, streamlining maintenance for busy contractors and technicians.
Key Benefits
- High Close-Off Pressure: Operates efficiently with a maximum differential pressure of 60 psi (4 bar) without risk of leakage.
- Simplified Field Service: The replaceable cartridge design allows for rebuilding the valve to factory specifications without draining the entire system or cutting pipe.
- Universal Actuator Compatibility: Designed to mate with any VC series on-off actuator using a quick-connect latching mechanism.
- Bi-directional Flow: The 2-way sweat valve allows for fluid flow in either direction, removing port designation errors during installation.
- Temperature Versatility: Specifically rated for fluid temperatures ranging from 34°F to 203°F (1°C to 95°C), suitable for both heating and cooling loops.
Common Questions
Do I need to drain the loop to replace the actuator on a VCZAA1000? No, the actuator head is completely external to the waterway and can be swapped or installed without affecting the system's integrity or requiring a drain-down.
Can this valve be used in steam applications? This valve is strictly intended for hydronic applications, including hot water and chilled water systems; it is not rated for steam use.
How does it prevent water hammer in high-flow systems? The Resideo VCZAA1000 works in tandem with the sinusoidal motor travel of the VC actuator, ensuring a controlled, gradual closing transition that eliminates the pressure spikes typical of quick-acting solenoid valves.
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.












