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
- Standard® - Intermotor™ HVAC Blower Motor Resistor Connector (S945HT)Intermotor™ HVAC Blower Motor Resistor Connector (S945HT) by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...Premium parts you can rely onDesigned to keep your A/C system in top shape$47.97In Stock - Ships in 24 to 48 hrs
- Standard® - TechSmart™ HVAC Blower Motor Resistor Connector (F90019)TechSmart™ HVAC Blower Motor Resistor Connector (F90019) by Standard®. Type: 6 Male Terminal. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices...Premium parts you can rely onDesigned to keep your A/C system in top shape$30.57In Stock - Ships within 24 hrs
- Standard® - Tru-Tech™ A/C Compressor Control Relay (RY282T)Tru-Tech™ A/C Compressor Control Relay (RY282T) by Standard®. Type: 5 Blade Male Terminal. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices...Standard T-Series is a competitively priced line containing some of the most popular part numbers to help you meet your market needs. The Standard T-Series is a fit whenever a commercially acceptable product is called for.Standard® T-Series relays are designed to meet the original equipment form, fit and function$13.36In Stock - Ships within 24 hrs
- TRQ® - Blower Motor Control Switch (HCA41510)Blower Motor Control Switch (HCA41510) by TRQ®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$19.90$20.95Save $1.05 (5%)In Stock - Ships within 24 hrs
- TRQ® - HVAC Blower Fan Switch (HCA41867)HVAC Blower Fan Switch by TRQ®.$22.03$22.95Save $0.92 (4%)In Stock - Ships within 24 hrs
- TRQ® - HVAC Blower Fan Switch (HCA41863)HVAC Blower Fan Switch (HCA41863) by TRQ®.$19.90$20.95Save $1.05 (5%)In Stock - Ships within 24 hrs
- WVE® - A/C Clutch Cycle Switch (1S16865)A/C Clutch Cycle Switch (1S16865) 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$39.38In Stock - Ships within 24 hrs
- WVE® - A/C Clutch Cycle Switch (1S15832)A/C Clutch Cycle Switch (1S15832) 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$12.32In Stock - Ships within 24 hrs
- WVE® - A/C Clutch Relay (1R1271)A/C Clutch Relay (1R1271) 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$32.78In Stock - Ships within 24 hrs
- WVE® - A/C Compressor Cut-Out Switch (1S15657)A/C Compressor Cut-Out Switch (1S15657) by WVE®. Low Pressure. Terminal Quantity: 1. Type: 1 Terminal. Finish: Black. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$18.80In Stock - Ships within 24 hrs
- WVE® - A/C Compressor Cut-Out Switch (1S15653)A/C Compressor Cut-Out Switch (1S15653) by WVE®. High Pressure. Terminal Quantity: 2. Type: 2 Terminals. Finish: White. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$35.99In Stock - Ships within 24 hrs
- WVE® - A/C Compressor Cut-Out Switch (1S15787)A/C Compressor Cut-Out Switch (1S15787) by WVE®. Low Pressure. 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....Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$12.52In Stock - Ships within 24 hrs
- WVE® - A/C Compressor Switch Connector (1P1014)A/C Compressor Switch Connector (1P1014) by WVE®. Terminal Quantity: 2. Terminal Type: Pin. Length: 6.5". Terminal Gender: Male. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$14.16In Stock - Ships within 24 hrs
- WVE® - Air Charge Temperature Sensor (5S8060)Air Charge Temperature Sensor (5S8060) 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$50.13In Stock - Ships within 24 hrs
- WVE® - Ambient Air Temperature Sensor (5S15955)Ambient Air Temperature Sensor 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$11.30In Stock - Ships within 24 hrs
- WVE® - Ambient Air Temperature Sensor (5S14973)Ambient Air Temperature Sensor (5S14973) 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$12.01In Stock - Ships within 24 hrs
- WVE® - Brake Pressure Modulator Sensor Connector (1P1065)Brake Pressure Modulator Sensor Connector (1P1065) 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....Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$30.21In Stock - Ships within 24 hrs
- WVE® - Camshaft Position Sensor Connector (1P1220)Camshaft Position Sensor Connector (1P1220) 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$23.21In Stock - Ships within 24 hrs
- Crown® - Ambient Air Temperature Sensor (5149265AB)Ambient Air Temperature Sensor (5149265AB) by Crown®. Crown Automotive is just the ticket if you want to get the most out of your vehicle as well as revel in a more exciting driving experience. You will surely get a real bang for the buck!Developed to improve your driving experienceConstructed to ensure ultimate operation$18.56In Stock - Ships within 24 hrs
- Dorman® - A/C Compressor Clutch Connector (645-781)A/C Compressor Clutch Connector by Dorman®. N/A. Type: Blade Female Terminal. Wire Quantity: 2. Overall Length: 8.25". Dorman offers a comprehensive line of A/C Compressor Clutch Connectors for a wide range of applications. All the...Direct replacement for a proper fitReplacement restores drivability$17.42In Stock - Ships within 24 hrs
- Dorman® - A/C Compressor Clutch Cycle Switch Connector (645-631)A/C Compressor Clutch Cycle Switch Connector by Dorman®. N/A. 2 Way. With Leads. Finish: Red. Dorman offers a comprehensive line of A/C Clutch Cycle Switch Connectors for a wide range of applications. All the connectors are constructed...No special tools required for installationEasy to install$17.47In Stock - Ships within 24 hrs
- Dorman® - Ambient Air Temperature Sensor (902-029)Ambient Air Temperature Sensor by Dorman®. Tired of guessing how hot or cold it is outside your vehicle? Restore reliable, accurate outside temperature readings with Dorman’s Ambient Air Temperature Sensor. The Sensor relays the...Wire connectors included for ease of replacementDirect replacement for a proper fit$10.27In Stock - Ships within 24 hrs
- Dorman® - Ambient Air Temperature Sensor (902-026)Ambient Air Temperature Sensor by Dorman®. Tired of guessing how hot or cold it is outside your vehicle? Restore reliable, accurate outside temperature readings with Dorman’s Ambient Air Temperature Sensor. The Sensor relays the...Wire connectors included for ease of replacementDirect replacement for a proper fit$6.02In Stock - Ships within 24 hrs
- Dorman® - Ambient Air Temperature Sensor (902-021)Ambient Air Temperature Sensor by Dorman®. N/A. With Round Connector Shape. Type: 2 Bullet Terminal. Threaded. Tired of guessing how hot or cold it is outside your vehicle? Restore reliable, accurate outside temperature readings with...Wire connectors included for ease of replacementDirect replacement for a proper fit$28.45In Stock - Ships within 24 hrs
- Dorman® - HVAC Air Inlet Door Actuator Connector (645-541)HVAC Air Inlet Door Actuator Connector by Dorman®. With Rectangle Connector Shape. Type: 6 Blade Female Terminal. Finish: Black/Gray. Wire Quantity: 6. With Leads. Dorman offers a comprehensive line of HVAC Air Inlet Door Actuator...Reduce repair cost - replace the part, not the assemblyDirect replacement for a proper fit every time$18.95In Stock - Ships within 24 hrs
- Dorman® - HVAC Blower Motor Resistor Connector (645-725)HVAC Blower Motor Resistor Connector (645-725) by Dorman®. Type: Blade Female Terminal. Wire Quantity: 4. Overall Length: 19". Dorman’s Blower Motor Resistor promptly returns your vehicle’s heating and cooling system to its original...Simply plugs into the blower motor resistor for ease of installationUniquely available in a kit that includes the blower motor resistor, an essential component of most repairs$23.89In Stock - Ships within 24 hrs
- Dorman® - HVAC Blower Motor Resistor Connector (973-307)HVAC Blower Motor Resistor Connector (973-307) by Dorman®. N/A. Type: Blade Female Terminal. Wire Quantity: 4. Overall Length: 12". Dorman’s Blower Motor Resistor promptly returns your vehicle’s heating and cooling system to its...Simply plugs into the blower motor resistor for ease of installationUniquely available in a kit that includes the blower motor resistor, an essential component of most repairs$11.45In Stock - Ships within 24 hrs
- Dorman® - HVAC Blower Motor Resistor Connector (645-542)HVAC Blower Motor Resistor Connector (645-542) by Dorman®. N/A. Type: Blade Female Terminal. Wire Quantity: 6. Overall Length: 16.5". Dorman’s Blower Motor Resistor promptly returns your vehicle’s heating and cooling system to its...Simply plugs into the blower motor resistor for ease of installationUniquely available in a kit that includes the blower motor resistor, an essential component of most repairs$33.92In Stock - Ships within 24 hrs
- Dorman® - HVAC Blower Motor Resistor Connector (645-906)HVAC Blower Motor Resistor Connector (645-906) by Dorman®. Type: Blade Female Terminal. Wire Quantity: 4. Overall Length: 18.11". Dorman’s Blower Motor Resistor promptly returns your vehicle’s heating and cooling system to its...Simply plugs into the blower motor resistor for ease of installationUniquely available in a kit that includes the blower motor resistor, an essential component of most repairs$22.88In Stock - Ships within 24 hrs
- Dorman® - HVAC Blower Motor Resistor Connector (645-596)HVAC Blower Motor Resistor Connector (645-596) by Dorman®. N/A. Type: Pin Female Terminal. Wire Quantity: 6. Overall Length: 1.16". Dorman’s Blower Motor Resistor promptly returns your vehicle’s heating and cooling system to its...Simply plugs into the blower motor resistor for ease of installationIncludes butt connectors$21.90In Stock - Ships within 24 hrs
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.