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+175 deg F Cut-In
a compact form factor
This valve is ideal for controlling natural
featuring quick make and break contacts for precise control
Item Number: 99253
Caleffi ZSR103 Zone Valve Relay 3-Zone 120 VAC m-m-manufacturing +175 deg F Cut-InProduct Description Improve the efficiency of your hydronic heating system with the Caleffi ZSR103, a three zone valve relay. Designed to control both boiler operations and zonal pumps, this device is a must for any residential or commercial space using low voltage thermostats or similar controllers. Controls up to three zones independently. Features LED indicators for easy monitoring and troubleshooting. Compatible with various power inputs: 24VAC
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