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

As a primary auto limit switch

this switch is specifically calibrated for units requiring a 0

Calibrated to a 195-degree Fahrenheit trip point

This filter utilizes a simple 3/16 inch barbed connection (often referred to as 1/4" NPT equivalent in specific manifold setups) for rapid installation between the main supply line and the controller

Allanson 2275-653 Transformer Els PW 17895 single-pole electrical switch engineered specificallyWhen 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