Humming or chattering often indicates a failing 24V coil or debris in the magnet

Designed for maximum versatility in the field

This cover is designed to snap onto the existing mounting ears of the TP970 series backplate

The 621898R is the official updated version

Built for specific York

McQuay Daikin 349932121 Contactor Els PW 17895 Humming or chattering often indicatesThe McQuay Daikin 349932121 Contactor is a precision engineered OEM replacement part designed for high demand HVAC and refrigeration systems. This definite purpose contactor features a single pole configuration with a 24V AC coil, making it a critical component for controlling compressor and motor loads in McQuay chillers and Daikin Applied air handling units. Built to handle 30 amp inductive loads, it ensures reliable arc suppression and electrical