Extremely important to use Teflon Tape when installing on compressor. User manual for the uhzz 23474570 Pressure Switch, designed for Ingersoll-Rand air compressors (models 2340, 2475, 2545, 7100). Includes detailed instructions for installation, operation, maintenance, and troubleshooting, along with product specifications OEM replacement pressure switch available for three phase Ingersoll Rand Reciprocating Air Compressors and the 7., 5 HP single phase 2475., Rated for applications between 135-175 psig. Holemaking Products - Drills, Boring Tools, Reamers Ingersoll Rand 23474570 Pressure Switch For Two Stage Compressor 135-175 PSIG Switch 135 psig cut-in, 175 psig cut-out , Includes unloader valve , NEMA type 1 enclosure for Ingersoll-Rand 23474570 Pressure Switch for Two Stage Compressor ; Condition. New ; Quantity. 4 available ; Item number. 147076019735 ; Brand. Unbranded ; Type Please review video or contact our Air Tech team at 800-247-7378 for assistance 135 psig cut-in, 175 psig cut-out Includes unloader valve NEMA type 1 enclosure.