ASCO SA22B pressure switch is a compact SPDT control device rated for 125-250 VAC at 5 A (resistive load), part of ASCO's S-Series family. It provides a common contact and a normally open contact for pressure-activated switching, enabling circuit control based on sensed pressure. The SA22B family includes suffix variants SA22B-A through SA22B-H, which share the same 125-250 VAC, 5 A electrical ratings. Weighing 2.52 lb, this model is listed as discontinued by the manufacturer, though distributors may still hold stock.
