Semi Truck Electrical Parts
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Cruise Control- Defrosters
- Replacement Gauges
- Air Bag Parts
- Horns
- Fuses
- Horn Switches & Relays
- Light Switches
- Light Relays + Sensors
- Power + Heated Seats
- Power Mirror Switches + Relays
- Electrical Wiring, Cables & Connectors
- Door Lock Actuators + Switches
- Batteries
- Starters
- Steering Valves, Relays & Sensors
- Oxygen Sensors
- Window Motors + Switches
- A/C Relays, Sensors
- Brake System Sensors
- Cooling System Switches
- Engine Sensors, Relays, Switches
- Fuel Sensors & Switches
- Starting & Charging Relays, Cables, Connectors
- Alternators
- Mass Air Flow Sensors
- Transmission Solenoids, Sensors, Switches & Control Units
- Voltage Regulators
- Cigarette Lighters + Components
- Control Buttons
- Sunroof + Convertible Top Motors
Featured Brands
Select Department
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WVE® - Turn Signal Switch Connector$20.93 - $36.79 -
PPE® - CP3 High Flow Feed Line Kit$17.99 - $35.99 - UAC® - HVAC Pressure Switch$3.77 - $432.47
- UAC® - HVAC Binary Switch$8.16 - $23.39
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- Dorman® - OE Solutions™ Crankshaft Position Sensor$11.36 - $100.97 + Save up to $5.30 with iD FastTrack
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- DFC® - Hi-Temp Disc Brake Pad Wear Sensor$2.69 - $22.28
- Standard® - Fuel Pump Relay$21.57 - $204.79
- Dorman® - A/C Compressor Clutch Cycle Switch Connector$21.17 - $23.31
- Dorman® - Blower Motor Speed Resistor Connector$13.04 - $66.13 + Save up to $3.10 with iD FastTrack
- UAC® - A/C Clutch Cycle Switch$9.77 - $79.54
- UAC® - A/C Refrigerant Temperature Sensor$10.00 - $38.84
- UAC® - A/C Trinary Switch$10.46 - $21.99
- UAC® - HVAC Blower Control Switch$4.91 - $80.09
- UAC® - HVAC Pressure Transducer$8.75 - $45.96 + Save up to $2.00 with iD FastTrack
- UAC® - HVAC System Relay$3.65 - $19.21
- Four Seasons® - A/C Clutch Cycle Switch$9.07 - $60.66
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- Four Seasons® - Blower Switch$14.75 - $36.44
- Motorcraft® - A/C Clutch Cycle Switch$16.09 - $78.55 + Save up to $4.10 with iD FastTrack
- Motorcraft® - A/C Evaporator Temperature Sensor$17.54 - $54.18 + Save up to $2.30 with iD FastTrack
- Motorcraft® - Ambient Air Temperature Sensor$14.45 - $79.98 + Save up to $3.80 with iD FastTrack
- Motorcraft® - HVAC Pressure Switch$9.29 - $104.57 + Save up to $5.00 with iD FastTrack
- Standard® - HVAC Blower Control Switch$11.97 - $294.17 + Save up to $9.00 with iD FastTrack
- Standard® - HVAC Blower Motor Resistor Connector$4.99 - $242.14
- Hayden® - System Mounted Cycling Temperature Switch$23.43 - $42.95
- WVE® - HVAC Blower Motor Resistor Connector$9.60 - $87.75
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The electrical system of your semi truck is similar to the human nervous system. It coordinates and keeps all parts and components of your truck working properly and in sync with one another. If something goes wrong with the electrical system, it needs to be fixed right and as soon as possible. In case you need any replacement or aftermarket semi truck electrical parts and accessories, on our digital shelves you will find the right products for your needs. We provide a wide range of top quality electrical parts for just about any domestic or imported semi truck.