Schneider Electric 9012-GBW22S1 Pressure Switch, also listed as Square D 9012GBW22S1, is a pressure-sensing electrical switch used in control circuits. The model numbers 9012-GBW22S1 and 9012GBW22S1 uniquely identify this device within Schneider Electric's 9012 family, helping ensure correct replacement and compatibility in installations that specify Square D/Schneider Electric components.
