Robertshaw 4650-002 Stuffing Box 320788-703 It supports both 2-wire temperature

It supports both 2-wire temperature sensors (ZZSENSAL0400AA) and 3-wire touchscreen interfaces (TZONE940)

This is a low temp oil switch that closes on temperature rise to 140°F

this 24V solenoid valve features an integrated end switch that provides essential feedback to the system controller

Simplified Field Install: Includes a Molex plug for rapid connection to the existing internal wiring of compatible Bard wall-mount units

making it an essential component for system restorations and seasonal maintenance

Robertshaw 4650-002 Stuffing Box 320788-703 It supports both 2-wire temperatureThe Robertshaw 4650 002 Stuffing Box is a precision engineered 3 8" nickel plated stuffing box designed for critical sealing applications in commercial gas equipment and industrial control valves. Engineered for high temperature resilience and chemical resistance, this Robertshaw gas valve fitting ensures a pressure tight seal around moving stems, preventing hazardous gas leaks and maintaining system integrity. Technicians typically utilize this