Semi Truck Electrical Parts
Cruise Control- Defrosters
- Replacement Gauges
- Air Bag Parts
- Horns
- Fuses
- 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
- Dorman HD Solutions® - Headlight Dimmer SwitchHeadlight Dimmer Switch by Dorman HD Solutions®. Engagement of the four-wheel drive system is crucial during slick weather conditions. Dorman HD Solutions provides you with the security of knowing that your switch will activate every...Easy installation; just plug it in to the mating componentDirect replacement matches original design$40.06 - $78.62In Stock - Ships within 24 hrs
- Standard® - Turn Signal SwitchTurn Signal Switch by Standard®. SMP's vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all channels...Premium parts you can rely onDesigned to restore functionality$38.47 - $220.94Availability Varies - Depends on Product Options
- Dorman HD Solutions® - Brake Light SwitchBrake Light Switch by Dorman HD Solutions®. Looking to maintain the top condition of your electrical system? We are ready to help you! Just choose from our immense selection of premium replacement electrical parts manufactured to strict...High quality at an affordable priceExpertly made from premium materials$23.51 - $52.21In Stock - Ships within 24 hrs
- Dorman HD Solutions® - Hazard Warning SwitchHazard Warning Switch by Dorman HD Solutions®. An essential safety item, the Hazard Warning Switch activates the 4-way turn signal flashers so they operate properly. Dorman HD Solutions's switch is engineered from high quality materials...Durable plastic housing for a long service lifeReplacement helps you pass state inspection and avoid tickets and fines$34.15In Stock - Ships within 24 hrs
- Dorman HD Solutions® - Headlight SwitchHeadlight Switch by Dorman HD Solutions®. Dorman HD Solutions has all the components needed for a complete repair. Quickly and easily installed, it eliminates the clunking noise that may result when this part fails, while restoring...Easy to installDirect replacement for a proper fit$24.83 - $221.82Availability Varies - Depends on Product Options
- Dorman HD Solutions® - Multi Function SwitchMulti Function Switch by Dorman HD Solutions®. Dorman HD Solutions has all the components needed for a complete repair. Quickly and easily installed, it eliminates the clunking noise that may result when this part fails, while restoring...Easy to installDirect replacement for a proper fit$30.46 - $271.74Availability Varies - Depends on Product Options
- PAI® - Headlight SwitchHeadlight Switch by PAI®. Looking to maintain the top condition of your electrical system? We are ready to help you! Just choose from our immense selection of premium replacement electrical parts manufactured to strict quality...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$39.24In Stock - Ships in 24 to 48 hrs
- PAI® - Turn Signal SwitchTurn Signal Switch by PAI®. Looking to maintain the top condition of your electrical system? We are ready to help you! Just choose from our immense selection of premium replacement electrical parts manufactured to strict quality...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$139.25In Stock - Ships in 24 to 48 hrs
- Standard® - Back-Up Light SwitchBack-Up Light Switch by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all channels of...Switches are designed using copper alloy conductors to ensure superior electrical conductivity with low resistive lossesThis parts are 100% tested to verify both mechanical and electrical switching performance$16.03 - $42.01Availability Varies - Depends on Product Options
- Standard® - Brake Light SwitchBrake Light Switch by Standard®. SMP's vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all channels...Premium parts you can rely onDesigned to restore functionality$10.60 - $39.01Availability Varies - Depends on Product Options
- Standard® - Floor Dimmer SwitchFloor Dimmer Switch by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all channels of...Premium parts you can rely onDesigned to restore functionality$7.23 - $25.58In Stock - Ships within 24 hrs
- Standard® - Hazard Warning SwitchHazard Warning Switch by Standard®. SMP's vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all...Premium parts you can rely onDesigned to restore functionality$37.61 - $518.47Availability Varies - Depends on Product Options
- Standard® - Headlight SwitchHeadlight Switch by Standard®. SMP's vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all channels of...Premium parts you can rely onDesigned to restore functionality$10.72 - $78.82Availability Varies - Depends on Product Options
- Standard® - Instrument Panel Dimmer SwitchInstrument Panel Dimmer Switch by Standard®. SMP's vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to...Premium parts you can rely onDesigned to restore functionality$42.08 - $55.60Availability Varies - Depends on Product Options
- Standard® - Multi Function SwitchMulti Function Switch by Standard®. SMP's vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all...Premium parts you can rely onDesigned to restore functionality$153.19In Stock - Ships within 24 hrs
- Standard® - Tru-Tech™ Back Up Light SwitchTru-Tech™ Back Up Light Switch by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all...Switches are designed using copper alloy conductors to ensure superior electrical conductivity with low resistive lossesThis parts are 100% tested to verify both mechanical and electrical switching performance$13.20 - $15.31Availability Varies - Depends on Product Options
- Standard® - Tru-Tech™ Brake Light SwitchTru-Tech™ Brake Light Switch by Standard®. SMP's vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to...Premium parts you can rely onDesigned to restore functionality$6.94 - $18.48Availability Varies - Depends on Product Options
- Standard® - Tru-Tech™ Floor Dimmer SwitchTru-Tech™ Floor Dimmer Switch by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all...Premium parts you can rely onDesigned to restore functionality$5.18 - $6.50Availability Varies - Depends on Product Options
- Standard® - Tru-Tech™ Hazard Warning SwitchTru-Tech™ Hazard Warning Switch by Standard®. SMP's vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to...Premium parts you can rely onDesigned to restore functionality$32.88Availability Varies - Depends on Product Options
- Standard® - Tru-Tech™ Headlight Dimmer SwitchTru-Tech™ Headlight Dimmer Switch by Standard®. SMP's vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity...Premium parts you can rely onDesigned to restore functionality$8.72Availability Varies - Depends on Product Options
- Standard® - Tru-Tech™ Headlight SwitchTru-Tech™ Headlight Switch by Standard®. SMP's vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all...Premium parts you can rely onDesigned to restore functionality$15.19 - $37.86Availability Varies - Depends on Product Options
- Standard® - Tru-Tech™ Push and Pull SwitchTru-Tech™ Push and Pull Switch by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all...High quality at an affordable priceExpertly made from premium materials$93.80Availability Varies - Depends on Product Options
- Standard® - Turn Signal CamTurn Signal Cam by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all channels of...Premium parts you can rely onDesigned to restore functionality$21.40 - $31.07In Stock - Ships within 24 hrs
- WVE® - Back Up Light SwitchBack Up Light Switch by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or exceed the OEM...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$13.63 - $56.10Availability Varies - Depends on Product Options
- WVE® - Brake Light SwitchBrake Light Switch by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or exceed the OEM...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$7.99 - $249.78Availability Varies - Depends on Product Options
- WVE® - Combination SwitchCombination Switch by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or exceed the OEM...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$73.09 - $148.43Availability Varies - Depends on Product Options
- WVE® - Dimmer SwitchDimmer Switch by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or exceed the OEM...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$8.60 - $148.43Availability Varies - Depends on Product Options
- WVE® - Fog Light SwitchFog Light Switch by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or exceed the OEM...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$63.56 - $94.45Availability Varies - Depends on Product Options
- WVE® - Hazard Warning SwitchHazard Warning Switch by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or exceed the OEM...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$33.63 - $148.43Availability Varies - Depends on Product Options
- WVE® - Headlight SwitchHeadlight Switch by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or exceed the OEM...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$13.19 - $138.47Availability Varies - Depends on Product Options
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.