Johnson Controls T-4000-119 Tool Optimized Flow Control: Specifically calibrated

Optimized Flow Control: Specifically calibrated for a CV of 25 to maintain equal percentage throttle response

the brass construction and SAE J513 compliance make this 3/8 flare x 3/8 MPT brass adapter compatible with modern A2L refrigerant systems and standard mineral or synthetic oils

For 8-pin (2-pole) RR series relays

typically found in 2-1/2" NPT boiler side tappings

Johnson Controls T-4000-119 Tool Optimized Flow Control: Specifically calibratedFor service technicians managing legacy pneumatic systems, the Johnson Controls T 4000 119 is the standard Allen head adjustment tool required for the precise calibration and maintenance of T 4000 series pneumatic thermostats. This specialized tool features a hardened Allen head tip specifically machined to engage with the setpoint adjustment screws and cover mounting hardware on Johnson Controls pneumatic controllers. Unlike standard hardware store