Allen-Bradley 801-ASH22 Limit Switch Bulletin

The Allen-Bradley 801-ASH22 Limit Switch is a general-purpose, lever-actuated snap-action switch designed for position detection and end-of-travel control in industrial automation. This Bulletin 801 device provides 1 normally open plus 1 normally closed contact, with a lever-type actuator in a general-purpose industrial enclosure rated for NEMA 1, 3, 4, 13, and a snap-action switching mechanism supporting operation up to 600 VAC and up to 10 A. It is designed for surface mounting with 1/2" NPT conduit entry and operates across -20°C to +85°C, suitable for conveyors, machine tools, packaging lines, and light material handling to manage end-of-travel sensing. Common replacements include Allen-Bradley 801-A, 801-ASH26X, and Schneider Electric XCKN2118.