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Wiring & Connectors
Wiring & Connectors
The Wiring & Connectors category covers the everyday electrical essentials HVAC pros use to repair, replace, and secure circuits in air handlers, condensers, heat pumps, and packaged units. From wire and terminals to crimp connectors, splices, and strain relief, these items help you complete clean, dependable repairs.
Whether you’re fixing a burnt terminal, replacing a whip, rebuilding low-voltage control wiring, or tightening up a vibration-prone connection, shop by the connector type and gauge that matches your job.
- Wire & cable for low-voltage and line-voltage HVAC applications
- Terminals & lugs for secure component connections
- Crimp connectors including spades, rings, butt splices and quick disconnects
- Wire nuts, splices & heat shrink for reliable repairs
- Clamps & strain relief to protect wiring from pull and vibration
Always match wire gauge, insulation rating, and connector type to the application and environment. Follow local codes and manufacturer instructions. When replacing terminals on high-draw components, confirm tight mechanical connection and inspect for heat damage.
Pro tip: Wiring consumables are perfect add-ons—small, high-need, low-ship-cost items that boost AOV. Pair them with capacitors, contactors, disconnects, and control boards to reduce “one more trip” service delays.

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HVAC wiring and connectors for electrical repairs and installations
HVAC wiring and connectors include low-voltage control wire, line-voltage wire, crimp connectors, terminals, lugs, splices, heat shrink, and strain relief used for service repairs and installations. Shop professional-grade wiring supplies for reliable HVAC electrical connections.