Johnson Controls A421ABC-04 Temperature Control Els PW 17895 this valve is strictly engineered

this valve is strictly engineered for use with R22 refrigerant

EMF Sensing Technology: Precision-tuned pick-up and drop-out voltage settings prevent start relay failure and protect the start winding

The 6-foot capillary is factory-sealed and cannot be cut or extended

High Dielectric Strength: Features an insulation rating of 25kVDC to eliminate electrical arcing and ensure a concentrated spark at the burner

This dual-window thermostat cover is essential for maintaining the integrity of pneumatic control systems that utilize high-volume output thermostats for automatic changeover between direct and reverse actions

Johnson Controls A421ABC-04 Temperature Control Els PW 17895 this valve is strictly engineeredThe Johnson Controls A421ABC 04 is a line voltage, single stage electronic temperature control designed to provide precise switching for HVACR systems. Operating on 120 240 VAC, this controller features a versatile SPDT output relay that manages heating or cooling applications across a wide temperature control range of 40 to 212? F. As the upgraded successor, the A421ABC 04 is a direct replacement for the A419ABC 3, though technicians should verify