This unit operates on 24VAC/DC and accepts a 0-10VDC analog input to control four independent SPDT relay outputs

Can I use this for R407C retrofits

ensuring exact bolt-hole alignment and shaft dimensions

and ground wires to eliminate the need for extra shop parts

Carrier HK02SA420 Pressure Switch 328140-751 This unit operates on 24VAC/DCAs a seasoned technician, you know that a tripped high pressure switch is often the only thing standing between a routine service call and a catastrophic compressor failure. The Carrier HK02SA420 is a factory authorized OEM replacement pressure switch designed specifically for Carrier, Bryant, and Payne air conditioning and refrigeration systems. This 660 505 high pressure switch is calibrated for precision, featuring a cut out point of 660 PSI to