ZVR104 | Zone Valve Relay 4 Zone | Caleffi Humidity Output_Interchangeable 4 to 20mA or 0 to 5V Output - ±2%RH Accuracy Sensor Universal 10K OHMS

Sensor Universal 10K OHMS

3/8-16 HF spring plunger features a compact size and is crafted from durable materials

the Z2 valve body withstands high pressures of up to 20 pounds per square inch (PSI) and temperatures ranging from -20°F to 250°F

Upgrade your electrical systems with the Mars Controls Oval Run Capacitor and experience enhanced performance and reliability

Made of durable materials

ZVR104 | Zone Valve Relay 4 Zone | Caleffi Humidity Output_Interchangeable 4 to 20mA or 0 to 5V Output - ±2%RH Accuracy Sensor Universal 10K OHMSCaleffi 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