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This furnace limit switch is an essential "high-limit" safety device that protects the heat exchanger and prevents hazardous conditions in residential HVAC systems
replacing a failing circulator with this HVAC circulation pump restores system equilibrium
Direct OEM Compatibility: Engineered as a drop-in Fasco D9623 mechanical replacement for Nordyne 6210806
It is primarily used as a spark rod or flamerod retainer in G-series and Economite models
High Torque Output: Rated at 140 lb-in to reliably drive large industrial combustion dampers and heavy-duty flow valves
Armstrong Fluid Technology 8426401-006 Gasket 321894-709 This furnace limit switch isThe Armstrong Fluid Technology 8426401 006 Gasket is a critical OEM pump replacement part engineered for high performance sealing in commercial hydronic systems. This 11. 5 inch nitrile gasket (Buna N) is designed specifically for Armstrong S & H Series pumps and Design Envelope fluid handling units. Nitrile construction ensures superior resistance to petroleum based oils, water, and common glycol based heat transfer fluids, maintaining seal integrity
US$ 175.00
US$ 3299.49
US$ 3999.99
US$ 350.00
US$ 799.50