Pay in 4 interest-free payments of $32.04 Learn more
Ships within 48 hours · Estimated delivery Sep 15 - Sep 20
non-adjustable airflow proving switch designed for critical monitoring in duct heaters
Per ASSE 1001 standards
making it a reliable choice for Nordyne and Miller furnace repair
and normally closed terminals clearly marked
Common Questions What is the difference between the P20EB-1 and the P20EB-18
Johnson Controls A421ABC-06 Temperature Control 30067439-890 non-adjustable airflow proving switch designedThe Johnson Controls A421ABC 06 is a professional grade electronic temperature control engineered for high performance HVACR applications. As the direct replacement for A419ABC 4, this unit offers a seamless transition for technicians upgrading legacy systems. Operating on 120 240 Vac, it provides a versatile single stage control solution with an SPDT output relay, making it ideal for managing compressors, solenoid valves, or heating elements. This
US$ 134.50
US$ 69.00
US$ 39.00