and mounting

While the 0556003 is built for durability

single-stage pneumatic-electric relay designed for seamless integration into building automation and HVAC control schemes

when paired with the appropriate high-temperature valve linkage

allowing technicians to position the damper manually for system testing or emergency operation without electrical power

Johnson Controls V47AB-3 Regulating Valve Els PW 29614 and mountingThe Johnson Controls V47AB 3 is a temperature actuated water regulating valve specifically engineered for heating applications where precise temperature modulation is critical. This direct acting modulating valve features a 1 2" NPT connection and is designed to open on a temperature increase at the bulb, making it an essential component for maintaining optimal thermal balance in heat exchangers, large scale air compressors, and hydraulic systems.