ZVR104 | Zone Valve Relay 4 Zone | Caleffi Humidity Output_Interchangeable 4 to 20mA or 0 to 5V Output - ±2%RH Accuracy The addition of a lift-check

The addition of a lift-check feature provides an added layer of safety

**Key Features:** * Threaded end connections for secure installation * Lead-free brass construction for longevity and reliability * Full port design for unrestricted flow * Ideal for various industrial and commercial applications **Benefits:** * Leak-proof sealing for reliable performance * Corrosion resistance for harsh environments * Versatile design for diverse applications **Applications:** This Red White Valve Ball Valve is suitable for a wide range of applications

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

Sensor Universal 10K OHMS

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 The addition of a lift-checkCaleffi 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