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The MARS 12749 is precision-engineered to stay within 6% of its 45/7
Can this sleeve be used in K-80005 housings
the round ICP 1172116 matches standard factory strap dimensions
allowing for quick integration into existing furnace motor wiring
vibration-resistant connections
Williams P296201 Switch The MARS 12749 is precision-engineeredThe Williams P296201 Switch is a mission critical differential temperature switch designed specifically for Williams Forsaire Counterflow top vent and Magnum High Efficiency furnace models. This genuine OEM replacement part functions as a high limit safety and blower control, featuring a fixed 165F setpoint for circuit interruption or activation, with a precise 35F differential. When the heat exchanger reaches the 165F threshold, the switch engages or
