Description
Spirax-Sarco 62652 Two-Way Normally Open Zone Valve Overview
The Spirax-Sarco 62652 is a two-way, normally open zone valve assembly engineered for precise hydronic zone control in commercial and residential heating and cooling systems. Featuring a spring-return actuator and high close-off design, this valve delivers reliable two-position control with fast, dependable response every time power is applied or removed.
Key Features
- Two-way, normally open (NO) valve configuration — opens on power loss for fail-safe operation
- Spring-return actuator ensures automatic return to the open position upon de-energization
- High close-off rating for tight shutoff and leak-free performance under system pressure
- Two-position (on/off) zone control for straightforward hydronic zoning applications
- 3/4″ NPT end connections for easy installation into standard piping systems
- 3.5 Cv flow coefficient for optimized flow capacity in small-to-medium zone circuits
- 120VAC operating voltage — compatible with standard zone control panels and thermostats
Specifications
- SKU: 62652
- Brand: Spirax-Sarco
- Valve Type: Two-Way, Normally Open
- Connection Size: 3/4″ NPT
- Flow Coefficient (Cv): 3.5
- Voltage: 120VAC
- Actuator Type: Spring Return
- Close-Off: High Close-Off
- Control Type: Two-Position (On/Off)
Applications
- Hydronic heating and cooling zone control
- Fan coil unit control
- Radiant floor heating systems
- Hot water and chilled water distribution systems
- Commercial and light industrial HVAC applications
Why Choose the Spirax-Sarco 62652?
Spiax-Sarco is a globally recognized leader in flow control and steam system solutions. The 62652 zone valve assembly combines robust construction with a fail-safe normally open design, making it ideal for applications where maintaining flow during power interruptions is critical. The spring-return mechanism and high close-off capability ensure long service life and system integrity across a wide range of hydronic applications.
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