Liebert 123273P1S Contactor 321042-401 This model features two auxiliary

This model features two auxiliary switches for status feedback and end-stop verification

It maintains the same 1/2" NPT footprint and 24V electrical requirements

Increasing the differential to 2°F is recommended for systems with higher thermal lag to prevent short cycling and reduce mechanical wear

As an essential part of the heat pump defrost control sequence

Does the 81063 come as a single unit or a kit

Liebert 123273P1S Contactor 321042-401 This model features two auxiliaryThe Liebert 123273P1S Contactor is a precision engineered three pole magnetic contactor designed for high cycle applications within critical infrastructure cooling systems. Rated for 30 Amps FLA with a 24V AC coil secondary, this component is a drop in replacement for failed contactors in Liebert Challenger, Deluxe System 3, and DataMate precision air conditioning units. The unit features built in auxiliary contacts (NO NC), allowing for immediate