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The York S1-3400-3151 Limit Switch is a critical safety component designed for high-limit thermal protection in residential and commercial HVAC systems
It features a Single Pole Double Throw (SPDT) arrangement with 1/4" male spade terminals for quick connection
maintaining the original safety specifications of the manufacturer
maintaining the crankcase oil temperature to optimize compressor performance and satisfy commercial energy efficiency requirements without the need for complex modifications
Universal 5-Inch Fit: Precision-designed for 5" diameter blower motors with a standard 9" bolt circle
Weil McLain 591-391-798 Cable The York S1-3400-3151 Limit SwitchThe Weil McLain 591 391 798 is a critical OEM ignition cable designed for high performance spark delivery in commercial and residential boiler systems. This 36 inch HVAC replacement part is engineered with a straight boot configuration to ensure a secure, low resistance connection to the Q179C pilot burner. Built using AWG 14 wire and a high temperature XLPE 105 jacket, this lead is specifically rated to withstand the intense thermal environment of
