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This OEM 40-amp contactor (part #1176763) is the high-voltage switch that powers the compressor and outdoor fan on the Tempstar TSH560GKA100 heat pump. Its 24V coil is energized by the thermostat through the control circuit; when energized, the contacts close and send line voltage to the compressor and condenser fan. Over time the silver contacts pit, burn, and weld from the constant arcing of high inrush current. A failing contactor causes a unit that won't start, a humming or chattering coil, or — when contacts weld shut — a compressor that runs continuously and won't shut off even when the thermostat is satisfied.
| Spec | Value |
|---|---|
| Part Number | 1176763 |
| Type | Definite Purpose Contactor |
| Brand | Tempstar |
| Rating | 40A |
| Poles | 1-Pole |
| Coil Voltage | 24V |
| Application | Condenser / Compressor |
Direct OEM replacement for the Tempstar TSH560GKA100 series and equivalent Heil, Comfortmaker, and ICP-built units using 40A contactor 1176763. Confirm amperage, pole count, and 24V coil rating against your existing contactor before installing.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.