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®A/C Refrigerant Pressure Sensor (904-7405)A/C Refrigerant Pressure Sensor by Dorman HD Solutions®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$24.77
- Dorman HD Solutions®A/C Refrigerant Pressure Sensor (904-7401)A/C Refrigerant Pressure Sensor by Dorman HD Solutions®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$53.56
- Dorman HD Solutions®A/C Refrigerant Pressure Sensor (904-7419)A/C Refrigerant Pressure Sensor by Dorman HD Solutions®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$78.14
- Dorman HD Solutions®A/C Refrigerant Pressure Sensor (904-7418)A/C Refrigerant Pressure Sensor by Dorman HD Solutions®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$52.01
- Dorman HD Solutions®A/C Refrigerant Pressure Sensor (904-7413)A/C Refrigerant Pressure Sensor (904-7413) by Dorman HD Solutions®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...High quality at an affordable priceExpertly made from premium materials$76.25
- Four Seasons®HVAC System Switch (37634)HVAC System Switch (37634) by Four Seasons®. Type: 4 Terminals. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix it right with Four...Premium parts you can rely onDesigned to keep your A/C system in top shape$14.28
- Four Seasons®HVAC System Switch (37805)HVAC System Switch (37805) by Four Seasons®. Type: 2 Terminals. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix it right with Four...Premium parts you can rely onDesigned to keep your A/C system in top shape$59.65
- Four Seasons®HVAC System Switch (37821)HVAC System Switch (37821) by Four Seasons®. Type: 2 Terminals. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix it right with Four...Premium parts you can rely onDesigned to keep your A/C system in top shape$35.18
- Four Seasons®HVAC System Switch (37278)HVAC System Switch (37278) by Four Seasons®. High Pressure. Type: 2 Terminals. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix it right...Premium parts you can rely onDesigned to keep your A/C system in top shape$21.55
- Four Seasons®HVAC System Switch (37279)HVAC System Switch (37279) by Four Seasons®. Location: To Compressor. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix it right with...Premium parts you can rely onDesigned to keep your A/C system in top shape$25.87
- Four Seasons®System Mounted Binary Pressure Switch (37322)System Mounted Binary Pressure Switch (37322) by Four Seasons®. With Oval Connector Shape. Type: 2 Terminals. Finish: White. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$25.85
- Four Seasons®System Mounted Binary Pressure Switch (37327)System Mounted Binary Pressure Switch (37327) by Four Seasons®. With Oval Connector Shape. Type: 2 Terminals. Finish: Brown. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$60.55
- Four Seasons®System Mounted Binary Pressure Switch (35898)System Mounted Binary Pressure Switch (35898) by Four Seasons®. With Round Connector Shape. Type: 2 Terminals. Finish: Metal. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$37.74
- Four Seasons®System Mounted Binary Pressure Switch (35761)System Mounted Binary Pressure Switch (35761) by Four Seasons®. With Round Connector Shape. Type: 2 Terminals. Finish: Black. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$28.00
- Four Seasons®System Mounted Cycling Pressure Switch (37329)System Mounted Cycling Pressure Switch (37329) by Four Seasons®. With Oval Connector Shape. Type: 2 Terminals. Finish: White. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$22.74
- Four Seasons®System Mounted High Cut-Out Pressure Switch (37323)System Mounted High Cut-Out Pressure Switch (37323) by Four Seasons®. With Oval Connector Shape. Type: 2 Terminals. Finish: Purple. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$28.91
- Four Seasons®System Mounted High Cut-Out Pressure Switch (37352)System Mounted High Cut-Out Pressure Switch (37352) by Four Seasons®. With Round Connector Shape. Type: 2 Terminals. Finish: Black. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$60.91
- Four Seasons®System Mounted High Cut-Out Pressure Switch (35825)System Mounted High Cut-Out Pressure Switch (35825) by Four Seasons®. With Wire Lead Connector Shape. Type: 2 Terminals. Finish: Black. Products are engineered and tested to provide years of trouble free operation. Backed by over 50...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$38.38
- Four Seasons®System Mounted High Cut-Out Pressure Switch (35872)System Mounted High Cut-Out Pressure Switch (35872) by Four Seasons®. With Wire Lead Connector Shape. Type: 2 Terminals. Finish: Black. Products are engineered and tested to provide years of trouble free operation. Backed by over 50...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$51.01
- Four Seasons®System Mounted High Cut-Out Pressure Switch (35830)System Mounted High Cut-Out Pressure Switch (35830) by Four Seasons®. With Wire Lead Connector Shape. Type: 2 Terminals. Finish: Black. Products are engineered and tested to provide years of trouble free operation. Backed by over 50...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$45.22
- Four Seasons®System Mounted Low Cut-Out Pressure Switch (35973)System Mounted Low Cut-Out Pressure Switch (35973) by Four Seasons®. With Round Connector Shape. Location: To Compressor. Type: 2 Terminals. Finish: Green. Products are engineered and tested to provide years of trouble free operation....Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$15.72
- Four Seasons®System Mounted Low Cut-Out Pressure Switch (35970)System Mounted Low Cut-Out Pressure Switch (35970) by Four Seasons®. With Round Connector Shape. Location: To Compressor. Type: 2 Terminals. Finish: Black/Yellow. Cap Only. Products are engineered and tested to provide years of trouble...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$21.85
- Four Seasons®System Mounted Low Cut-Out Pressure Switch (35756)System Mounted Low Cut-Out Pressure Switch (35756) by Four Seasons®. With Round Connector Shape. Location: To Compressor. Type: 2 Terminals. Finish: Black/Green. Products are engineered and tested to provide years of trouble free...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$33.26
- Four Seasons®System Mounted Low Cut-Out Pressure Switch (35838)System Mounted Low Cut-Out Pressure Switch (35838) by Four Seasons®. With Wire Lead Connector Shape. Type: 2 Terminals. Finish: Green. Products are engineered and tested to provide years of trouble free operation. Backed by over 50...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$126.57
- Four Seasons®System Mounted Trinary Pressure Switch (35889)System Mounted Trinary Pressure Switch (35889) by Four Seasons®. Type: 4 Terminals. Finish: Metal. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$69.69
- Four Seasons®System Mounted Trinary Pressure Switch (35901)System Mounted Trinary Pressure Switch (35901) by Four Seasons®. Type: 4 Terminals. Finish: Metal. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$61.04
- Dorman HD Solutions®Engine Coolant Level Sensor (924-5516XD)Engine Coolant Level Sensor (924-5516XD) by Dorman HD Solutions®. Improved Design. Dorman HD Solutions® Coolant Level Sensor, is engineered from high-quality, corrosion-resistant materials to accurately and reliably alert the onboard...Replacement turns off the low coolant indicator lightDirect replacement for a proper fit$58.06
- Dorman HD Solutions®Engine Coolant Level Sensor (904-7718)Engine Coolant Level Sensor by Dorman HD Solutions®. Connector Shape: Irregular. Connector Gender: Female. Packaging Type: Box. Overall Length: 4.5". Dorman HD Solutions® Coolant Level Sensor, is engineered from high-quality,...Replacement turns off the low coolant indicator lightDirect replacement for a proper fit$20.20
- Dorman HD Solutions®Engine Coolant Level Sensor (904-7703)Engine Coolant Level Sensor (904-7703) by Dorman HD Solutions®. Connector Shape: Irregular. Connector Gender: Female. Packaging Type: Box. Dorman HD Solutions® Coolant Level Sensor, is engineered from high-quality, corrosion-resistant...Replacement turns off the low coolant indicator lightDirect replacement for a proper fit$58.53
- Dorman HD Solutions®Engine Coolant Level Sensor (904-7631)Engine Coolant Level Sensor (904-7631) by Dorman HD Solutions®. Connector Shape: Oval. Connector Gender: Female. Packaging Type: Box. Overall Length: 4.5". Dorman HD Solutions® Coolant Level Sensor, is engineered from high-quality,...Replacement turns off the low coolant indicator lightDirect replacement for a proper fit$58.85
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.