Johnson Controls A421ABC-06 Temperature Control 30067439-890 Facilitates reliable valve sequencing in

Facilitates reliable valve sequencing in complex HVACR pneumatic loops

Common Questions What is the difference between the P20EB-1 and the P20EB-18

and normally closed terminals clearly marked

Per ASSE 1001 standards

Johnson Controls A421ABC-06 Temperature Control 30067439-890 Facilitates reliable valve sequencing inThe Johnson Controls A421ABC 06 is a professional grade electronic temperature control engineered for high performance HVACR applications. As the direct replacement for A419ABC 4, this unit offers a seamless transition for technicians upgrading legacy systems. Operating on 120 240 Vac, it provides a versatile single stage control solution with an SPDT output relay, making it ideal for managing compressors, solenoid valves, or heating elements. This