310664 is identical to 310664/U

Engineered to exact Nordyne 374631 specifications for a seamless interface with existing mounting brackets and terminal blocks

The 626609 furnace safety switch is constructed for high-cycle durability under standard thermal stresses

Leak Prevention: The soft metal seat and stuffing box allow for field adjustments to maintain a tight seal

If you are pulling a vacuum on a system that previously utilized the 450132-001

Intermatic FD12HC Timer Els PW 17895 310664 is identical to 310664/UThe Intermatic FD12HC is a heavy duty 12 hour spring wound timer engineered for precise control of HVAC systems, lighting, and industrial motors. As a SPDT spring wound timer, this unit offers versatile wiring configurations, allowing for both normally open (NO) and normally closed (NC) applications. Designed to replace standard wall switches, it features a robust mechanical countdown timer mechanism that does not require electricity to operate,