and fluid pumps

Integrating this factory-tested switch ensures signal continuity within the 24V safety string

Optimized Compatibility: Purpose-built for the T-4000 series pneumatic thermostats and 2-pipe control configurations

the water-tight and dust-tight housing ensures the internal SPDT snap switch remains protected

maintaining system integrity and air-side performance

Resideo T100B1043 Control Els PW 17895 and fluid pumpsThe Resideo T100B1043 Control is a professional grade thermostatic radiator actuator designed for precise hydronic heating management in high capacity systems. Engineered for use with V100 and V2000 series radiator valves, this self powered controller features a 16 foot capillary tube, allowing for remote setpoint adjustment and sensing in large enclosures or hard to access areas. By eliminating the need for electrical wiring, the T100B1043 provides a