Quick view Compare Add to Cart Dwyer Instruments Dwyer Instruments 1831-1-RA-S, Differential pressure switch, manual reset, DPDT, activate on increase, silicone diaphragm, range 2.5-9" w.c. MSRP: Was: Now: $184.29 Quick view Compare Add to Cart
Quick view Compare Add to Cart Dwyer Instruments Dwyer Instruments 1831-2-RA-S, Differential pressure switch, manual reset, DPDT, activate on increase, silicone diaphragm, range 7.5-23" w.c. MSRP: Was: Now: $184.29 Quick view Compare Add to Cart
