the Belimo KH-LF is the crankarm and retaining hardware only

the 5813-2001-000 offers a simplified wiring installation that matches standard factory footprints

it restores continuity once temperatures return to a safe operating range

ensuring optimal shaft alignment and reducing mechanical stress on the motor housing

Robertshaw 2374-498 Air Switch the Belimo KH-LF is theFor veteran technicians and contractors requiring a reliable pressure sensing solution, the Robertshaw 2374 498 Air Switch is a high performance, field adjustable air pressure switch designed for residential and light commercial HVAC applications. This SPDT air switch features an adjustable set point range of 1. 0" to 4. 0" WC, making it a versatile 1: 1 replacement for critical components in furnaces, electronic air cleaners, and humidifiers.