Keller PA21Y /81554.33 0...16 BAR [222155.0038] 4...20mA Pressure Switch

The 'PA' prefix on PA21Y/81554.33 [222155.0038] 0...16 BAR 4...20mA denotes an alphabetical series identifier adopted by Keller to group related switch variants by size, rating, or connection style. Specified by integrators throughout the EU, Keller switch products are built to deliver consistent output under continuous-duty conditions.

Selected where measurement stability and signal integrity matter, the PA21Y/81554.33 [222155.0038] 0...16 BAR 4...20mA from Keller integrates into PLC, DCS, or stand-alone controller environments through standard interfaces.

Detailed mechanical and electrical specifications for Keller PA21Y/81554.33 [222155.0038] 0...16 BAR 4...20mA can be obtained on request; contact Verkopershulp.nl for the most recent revision sheets.

This switch is applied in position feedback on linear actuators, pressure feedback to PLCs, and flow totalizing on distribution headers, with chemical processing being a frequent deployment context.

Verkopershulp.nl supplies the PA21Y/81554.33 [222155.0038] 0...16 BAR 4...20mA as part of its Keller program, with quotation forms on every product page and same-week shipping for in-stock items.