ZVR104 | Zone Valve Relay 4 Zone | Caleffi Product Type_A247 or workpieces in place during

or workpieces in place during assembly

17-4 SSJergens KLP

Factory-tested to meet MSS SP-139 standards

this assembly ring withstands the demanding conditions of oil burner operations

this clamp ensures longevity and resistance to corrosion

ZVR104 | Zone Valve Relay 4 Zone | Caleffi Product Type_A247 or workpieces in place duringCaleffi Zone Valve Relay, 4 Zone (ZVR104) Caleffi's ZVR104 Zone Valve Relay is designed to control up to four independent zone valves, enabling efficient management of hydronic heating systems. This compact and reliable relay features multiple inputs for thermostats and end switches, ensuring precise control of zone temperatures. Key Features: Powers up to four zone valves Multiple inputs for thermostats and end switches Compact and easy to install