1978 Mercedes S Class Electrical Parts
- Light Switches
- Light Relays + Sensors
- Fuses
- Wiring & Cables
- Replacement Gauges
- Power + Heated Seats
- Cruise Control
- Horns
- Door Lock Actuators + Switches
- Window Motors + Switches
- Alternators
- Starters
- Batteries
- Voltage Regulators
- A/C Relays, Sensors
- Fuel Sensors & Switches
- Cooling System Switches, Sensors & Relays
- Oxygen Sensors
- Engine Sensors, Relays, Switches & Connectors
- Solenoids, Sensors, Switches, Control Units
- Relays, Cables & Connectors
- Brake System Sensors
- Steering Valves, Relays & Sensors
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ACDelco®Professional™ HornMercedes 280SE / 300SD / 450SEL 1978, Professional™ Horn by ACDelco®. Looking to maintain the top condition of your electrical system? We are ready to help you! Just choose from their immense selection of premium replacement...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$37.16 - $37.58Save: 15%$31.59 - $31.76 - TRQ®HornMercedes 300SD / 450SEL 1978, Horn by TRQ®. If your vehicle’s electrical system isn't working properly due to a malfunctioning horn, replace it with the TRQ reproduction of the original horn that has the same quality, form, and...Designed to help restore the performance of your electrical systemMade from high-grade materials using the latest techniques$30.95Save: 6%$29.09
- Vemo®Brake Light SwitchMercedes 280SE / 300SD / 450SEL 1978, Brake Light Switch by Vemo®. Location: at Brake Pedal. Looking to maintain the top condition of your electrical system? We are ready to help you! Just choose from our immense selection of premium...High quality at an affordable priceExpertly made from premium materials$33.08
- Vemo®Combination SwitchMercedes S Class 1978, Combination Switch by Vemo®. 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...Premium parts you can rely onDesigned to restore functionality$104.78
- URO Parts®Combination SwitchMercedes S Class 1978, Combination Switch by URO Parts®. This superior electrical part by URO is a great alternative solution to the costly factory equipment that will help you restore smooth and efficient operation of your vehicle....Designed to replace your worn out or cracked factory partHelps to restore proper operation of your vehicle$60.72
- Genuine®Fuse KitMercedes 280SE / 450SEL 1978, Fuse Kit by Genuine®. If your electrical parts are in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement parts from the local auto parts chain...Designed to restore your vehicle’s electrical systemGenuine OE replacement parts from the OE manufacturer$17.02
- Dorman®Conduct-Tite™ Headlight ConnectorMercedes 280SE / 300SD / 450SEL 1978, Conduct-Tite™ Headlight Connector by Dorman®. With insulation that’s as secure as it is durable, Dorman’s Pigtail Headlight Connector prevents the corrosion, overheating, and melting that...Direct replacement for ease of installationSave time and expense by replacing only the connector, not the entire harness$1.98 - $2.44
- TRQ®Horn KitMercedes 300SD / 450SEL 1978, Horn Kit by TRQ®. High and Low Tone. Pair. If other road users don't see you, make them hear you by replacing your non-functioning horns with this ultimate horn kit. As loud and effective as factory horns,...Designed to help restore the performance of your electrical systemMade from high-grade materials using the latest techniques$56.95Save: $1.71 (3%)$55.24
- URO Parts®Overload Protection RelayMercedes S Class With California Emission 1978, Overload Protection Relay by URO Parts®. This superior electrical part by URO is a great alternative solution to the costly factory equipment that will help you restore smooth and...Designed to replace your worn out or cracked factory partHelps to restore proper operation of your vehicle$24.66
- Standard®Accessory Power RelayMercedes S Class With Stamping Number 000 15 45 0605 1978, Accessory Power Relay by Standard®. 6 Pin. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive...Premium parts you can rely onDesigned to restore functionality$158.19
- Genuine®Electrical Pin ConnectorMercedes 280SE / 300SD / 450SEL 1978, Electrical Pin Connector by Genuine®. If your electrical parts are in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement parts from the...Designed to restore your vehicle’s electrical systemGenuine OE replacement parts from the OE manufacturer$5.33
- Dorman®Conduct-Tite™ High Temperature Headlight Standard SocketMercedes 280SE / 300SD / 450SEL With High Temperature Socket 1978, Conduct-Tite™ High Temperature Headlight Standard Socket by Dorman®. Length: 7" with Wire (1" Without Wire). Make better electrical repairs and accessory installations...Professional appearance - this electrical pigtail is designed for a clean, professional look when installedConvenient solution - this pigtail connector allows the circuit to be quickly disconnected for service or occasional use$8.87
- Dorman®TECHoice™ Headlight Switch Light SocketMercedes 280SE / 300SD / 450SEL 1978, TECHoice™ Headlight Switch Light Socket by Dorman®. Engagement of the four-wheel drive system is crucial during slick weather conditions. Dorman provides you with the security of knowing that your...Easy installation; just plug it in to the mating componentDirect replacement matches original design$8.62
- Meyle®Multi Purpose RelayMercedes 280SE / 300SD / 450SEL 1978, Multi Purpose Relay by Meyle®. Keep your prized possession running at its optimum and enjoy a safe driving experience with top-of-the-line Meyle replacement automotive parts. Made using premium...Designed to make your vehicle perform at its optimal levelManufactured from high-strength materials for long-lasting durability$16.07
- Standard®Electrical ConnectorMercedes 280SE / 450SEL 1978, Electrical Connector by Standard®. For over 100 years, professional technicians have trusted Standard® to replace the failed OE part. Standard® manufacturers the highest-quality, best-performing parts for...Protective Tubing IncludedEach part has high-quality direct replacement electrical connector that eliminates the need for a harness, replacing only the damaged connector, for a cost effective repair solution$76.19
- URO Parts®Instrument Panel Light SocketMercedes 280SE / 300SD / 450SEL 1978, Instrument Panel Light Socket by URO Parts®. This superior electrical part by URO is a great alternative solution to the costly factory equipment that will help you restore smooth and efficient...Designed to replace your worn out or cracked factory partHelps to restore proper operation of your vehicle$11.28
- Bosch®HornMercedes 280SE / 300SD / 450SEL 1978, Horn by Bosch®. High Tone. 400Hz. Looking to maintain the top condition of your electrical system? they are ready to help you! Just choose from their immense selection of premium replacement...Soft melodic sound, even over long distancesUnobstructed forward propagation of sound$14.39
- Standard®Intermotor™ Replacement HornMercedes 280SE / 300SD / 450SEL 1978, Intermotor™ Replacement Horn by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the...High quality at an affordable priceExpertly made from premium materials$29.38 - $29.51
- Standard®Tru-Tech™ Replacement HornMercedes 280SE / 300SD / 450SEL 1978, Tru-Tech™ Replacement Horn by Standard®. High Tone. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and...High quality at an affordable priceExpertly made from premium materials$29.48
- Beck Arnley®Front Brake Pad Electronic Wear SensorMercedes 280SE / 450SEL 1978, Front Brake Pad Electronic Wear Sensor by Beck Arnley®. Standard. When investing in this superior product by Beck Arnley, expect to get the exact OEM look, function, and fit. The product was developed to...Perfect fit and function is guaranteedMade from the same gauge material as your original part$1.94
- Bosch®Remanufactured AlternatorMercedes S Class 1978, Remanufactured Alternator by Bosch®. Without Pulley. External Fan. Voltage Regulator: Internal. Rotation: Clockwise. If all you hear when starting your car is a click-click sound, chances are your alternator has...100% exhaustive multipoint quality and performance testingEnsures cranking and starting performance under all temperature extremes$116.54 - $197.31
- iD Select®Remanufactured AlternatorMercedes S Class with Bosch Alternator 1978, Remanufactured Alternator by iD Select®. Without Pulley. External Fan. Voltage Regulator: Internal. Rotation: Clockwise. Voltage: 12V. Swap out your worn-out or malfunctioning part with this...Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value$69.36 - $112.71
- ACDelco®Professional™ Remanufactured AlternatorMercedes S Class 1978, Professional™ Remanufactured Alternator by ACDelco®. Without Pulley. External Fan. Voltage Regulator: Internal. Rotation: Clockwise. Using strict specifications and rigorous testing, ACDelco Remanufactured...Remanufactured – Units are remanufactured to stringent specifications, not rebuiltTop-selling part numbers include 100% new solenoid$99.64 - $132.52Save: 15%$84.35 - $112.64
- Bosch®Remanufactured StarterMercedes S Class with Factory Starter 1978, Remanufactured Starter by Bosch®. Rated Power: 1.5 kW. Rotation: Clockwise. With 9-Tooth Pinion Gear. Voltage: 12V. Bosch Professional Preferred Remanufactured Starters are built for extreme...100% exhaustive multipoint quality and performance testingEnsures cranking and starting performance under extreme temperatures$149.20
- DFC®Hi-Temp Front Disc Brake Pad Wear SensorMercedes S Class 1978, Hi-Temp Front Disc Brake Pad Wear Sensor by Dynamic Friction Company®. Quantity: 1 per Pack. When it comes to accurately monitoring the brake pad wear level, DFC Hi-Temp Brake Sensors are the go-to sensors that...Engineered from high temperature resistant materials to withstand high operating temperature ranges, up to 500°FManufactured with Highly Conductive Electrodes to accurately monitor pad wear level$1.46 - $2.89
- R1 Concepts®Front Disc Brake Pad Wear SensorMercedes S Class 1978, Front Disc Brake Pad Wear Sensor by R1 Concepts®. Brake sensors are your first warning that your brake pads or brake rotors need to be repaired or replaced. When your brake light warning indicator lights up, you...Designed and produced to have the same form, fit and function as the original equipment part enabling easy installation and ensuring proper fitMade of quality materials ensures durability and resistance to extreme temperatures$1.70 - $3.38
- Quality-Built®Remanufactured AlternatorMercedes S Class with Bosch Alternator 1978, Remanufactured Alternator by Quality-Built®. Without Pulley. External Fan. Voltage Regulator: Internal. Rotation: Clockwise. Voltage: 12V. Get professional installer quality at a DIY price...Designed specifically for the high demands of professional installersSelect components and advanced manufacturing techniques provide unparalleled performance and reliability$99.89 - $100.25
- Quality-Built®Remanufactured StarterMercedes S Class with Bosch Starter 1978, Remanufactured Starter by Quality-Built®. Type: Direct Drive. Rotation: Clockwise. With 9-Tooth Pinion Gear. Voltage: 12V. Get professional installer quality at a DIY price with a Quality-Built...Designed specifically for the high demands of professional installersSelect components and advanced manufacturing techniques provide unparalleled performance and reliability$66.66 - $115.46
- Remy®StarterMercedes S Class 1978, Starter by Remy®. Rotation: Clockwise. With 9-Tooth Pinion Gear. Voltage: 12V. If your engine starts hard or fails to start, the problem can be in the starter. And to replace your malfunctioning starter, there is...Will help you easily solve the problem with engine startingDesigned to duplicate the original part as closely as possible$78.20 - $197.10
- BBB Industries®Premium™ Remanufactured StarterMercedes S Class with Bosch Starter 1978, Premium™ Remanufactured Starter by BBB Industries®. Type: Wound Field Direct Drive. Rotation: Clockwise. With 9-Tooth Pinion Gear. Voltage: 12V. If your engine starts hard or fails to start,...Developed with modern technology and innovationMeticulously tested for the ultimate in quality$69.30 - $79.62
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1978 Mercedes S Class Electrical Reviews
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Cycling Clutch Sensor
Supercool® - Cycling Pressure SwitchPosted by Jose Manuel (Katy, TX) / June 16, 20201992 Hyundai Sonata
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