Square D 9012-GRG-3 Pressure Switch

Square D 9012-GRG-3 Pressure Switch is a fixed-differential, two-circuit pressure switch from Square D (Schneider Electric) designed for indoor, NEMA 1 installations. It provides a setpoint range of 1 to 40 psig with a non-adjustable differential, and uses SPDT contacts to switch two circuits when the pressure crosses the setpoint. Rated for up to 480 V AC, the 9012-GRG-3 combines rugged construction with a compact form factor suitable for panel mounting in industrial control layouts. This model is UL Listed and CSA Certified for industrial control equipment, underscoring its suitability for reliability‑sensitive applications in pumps, compressors, and other pressure‑regulated systems.