OEM Carrier 2-Pole Contactor 24V Coil HN51JD026 for Model CA13NA0600NGAABA

This is the genuine OEM replacement contactor (part number HN51JD026) factory-specified for the Carrier CA13NA0600NGAABA split-system air conditioner. The contactor is the high-voltage relay that completes the electrical circuit to your compressor and condenser fan motor every time your thermostat calls for cooling. When the contactor fails — due to pitted contacts, a burned coil, or a stuck plunger — the outdoor unit will not energize at all, or may run continuously without responding to the thermostat. This is one of the most common AC failures in hot climates and high-use systems.

• Specs: 2-pole configuration | 24V coil voltage | Rated for high-amperage compressor loads | Direct OEM replacement, no modification required
• OEM vs Generic: The OEM HN51JD026 contactor is manufactured to Carrier's exact contact gap, coil pull-in voltage, and amperage rating. Generic contactors frequently use thinner contact material that pits faster under high cycling loads, leading to premature failure within one to two seasons.
• Install difficulty: 2/5 — Disconnect power at the breaker and verify zero voltage with a multimeter before touching any terminals. Tools needed: 1/4" and 5/16" nut drivers, needle-nose pliers, multimeter. Photograph all wiring connections before removing the old contactor to ensure correct reinstallation.
• Warranty: 1-year OEM factory warranty against defects in materials and workmanship. Orders placed before the daily cutoff ship the same business day from our stocked warehouse.

Compatibility: Designed and factory-specified for the Carrier CA13NA0600NGAABA 5-ton single-stage split-system condenser. Always confirm the coil voltage and pole count on your unit's wiring diagram or data plate prior to ordering. Our fitment team is available to verify compatibility before you buy — no guesswork required.