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This OEM 2-pole contactor (part #1059574) is the heavy-duty electrical switch that powers the compressor and condenser fan in your Tempstar TCA060AKC4 condensing unit. When the thermostat calls for cooling, a 24V control signal energizes the coil, simultaneously closing both poles to deliver full line voltage to the outdoor equipment. Rated for 40 amps with a 24V coil, the double-pole design breaks both legs of the supply for safer, more complete switching. Contactors are wear items — every cooling cycle arcs the contacts, and over time they pit, burn, or weld shut. A failed contactor causes a no-cool condition, while welded contacts can leave the compressor running continuously. Installing a fresh OEM contactor restores clean switching and protects the compressor from damaging voltage conditions.
| Spec | Value |
|---|---|
| Part Number | 1059574 |
| Type | Definite Purpose Contactor, 2-Pole |
| Brand | Tempstar (ICP / Heil) |
| Current Rating | 40 Amps |
| Coil Voltage | 24V |
| Poles | 2 |
| Fitment | OEM |
Direct OEM replacement for the Tempstar TCA060AKC4 condensing unit. The same 40A, 24V 2-pole contactor (part 1059574) is shared across multiple TCA060-series revisions (TCA060AKC3, TCA060AKC1) and other ICP-family condensers from Heil, Comfortmaker, and Arcoaire. Confirm 2-pole, 40A, 24V coil before installing.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.