Using a switch with a different set point can lead to unsafe operation or frequent system lockouts

As a primary auto limit switch

The Belimo ZDB-LF Angle of Rotation Limiter is a field-installable accessory designed specifically for the LF series spring-return actuators

single-pole electrical switch engineered specifically for high-demand HVACR applications

Allanson 2275-653 Transformer Els PW 17895 Using a switch with aWhen you're dealing with a no spark condition on a Weil McLain QB 180 burner, the Allanson 2275 653 Ignition Transformer is the reliable solid state solution for a clean, consistent arc. This electronic oil ignitor is engineered specifically for the demands of the QB 180 and QB 300 series, providing a high performance 17,500V secondary output from a standard 120Vac supply. Unlike old school iron core transformers, this unit is built with a fire