Car electrical relays
More informationAt Global Parts, we offer a wide selection of original used car parts, including relays for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. The relays we offer undergo quality control to ensure you receive a top-quality product.
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Part no. V23134-J52-X207
Relay Black 12V V23134J52X207 V23134-J52-X207
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BMW E60 E81 E87 E90 E91 X3 E83 Relay Changer Make Contact Salmon Red Set 1742690
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Relay BMW E60 E87 E90 F10 F30 4 Pin Tyco Set Black 6901469
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Volkswagen Audi Skoda Relay Unit Module 219 899574000 443951253AA
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Ford Mondeo Transit Relay 4-Pin Black FoMoCo Unit 6G9T-14B192-AA
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Renault Relay 12V 70A Black V23134-J52-X207 7700821864
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Seat Ibiza 6J 1.2 TSI CBZB Radiator Fan Relay Module Control Unit ECU 5J0919506
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Renault Trafic Vauxhall Vivaro Relay 4-Pin Blue Unit 252301716R
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Mercedes Vito W639 Coolant Radiator Fan Relay Control Module A0035421919
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Part no. 1742690-2
BMW E60 E81 E87 E90 E91 X3 E83 Relay Changer Make Contact Salmon Red Set 1742690
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Ford Transit Battery Charge Electrical Machine Control Module Unit DK3T10B728AA
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5X Relay BMW E60 E87 E90 F10 F30 4 Pin Tyco Set Black 6901469
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Part no. N000000006984
Mercedes Vito W447 Battery Crash Disconnection Control Relay N000000006984
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Part no. 8N0955531B
Audi TT 8N Wiper Relay Electrical Unit Brown 8N0955531B
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Part no. A0285454032
Mercedes W203 W210 W220 DIesel Glow Plug Relay Module Unit A0285454032
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Part no. FU5T-14B192-AA
Ford Transit Mk8 Relay 5-Pin Blue FoMoCo FU5T-14B192-AA 4RC933364
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Part no. GU5T-14B192-GA
Ford Transit Mk8 Relay High Power 4-Pin Black FoMoCo GU5T-14B192-GA 4RA933714
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Part no. 4B0955531A
Audi VW Volkswagen Seat Relay Unit Module 9 Pins 12V UH2 4B0955531A
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Mercedes W211 Battery Load Control Module Relay A2115404245
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Relay Glow Littlefuse Mega Fuse 200 Amp 5293147
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Mercedes W213 Power Relay 4 Pin 12V Hella A0009828223
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BMW E81 E87 E90 E91 F10 F11 X5 E70 Relay Unit Green Set TYCO 5 Pins 6980177
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Part no. A0025424419
Mercedes Vito W639 Coolant Radiator Fan Relay Control Module A0025424419
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Mercedes Sprinter W907 Battery Power Distributor Current Limiter A9079060100
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Fuse Relay Renault Laguna Master Vauxhall Vivaro 4-Pin Fuse Unit 8200308271
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Part no. 6R0919433
VW Volkswagen Audi Seat Skoda Glow Plug Relay Unit Black 505 7 Pins 6R0919433
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Part no. 28610-67010
Toyota Glow Plug Relay 4 PIN 12V 28610-67010
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Part no. A6549001300
Glow Plug Relay Mercedes W213 C238 Diesel OM654 Preglow Module A6549001300
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Part no. 1C1T13350BA
Ford Transit Mk6 Indicators Flasher Hazard Lights Relay Fuse Unit 1C1T13350BA
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Part no. 34F231002
Fiat Alfa Lancia 4 Pin Red Relay Omron 1/11299/85 12V 30A 34F231002 SET
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Mercedes Relay Fuse Unit Module 4 Pins Grey A0045452905
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Part no. 4718224
Iveco Eurocargo Relay 24V 20A Black 4718224
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Part no. A0025427419
Mercedes-Benz A B E M W169 W245 W210 W163 Relay 5-Pin Yellow Hella A0025427419
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Part no. 6980177-2
BMW E81 E87 E90 E91 F10 F11 X5 E70 Relay Unit Green Set TYCO 5 Pins 6980177
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Part no. A0025428819-1
Mercedes W176 W246 Relay Current 4 Pin 12V Hella A0025428819 Set x2
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Part no. 8365326
BMW E34 E38 E39 Relay Make Contact Pink 8365326 0332019168
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Part no. A622900130
Mercedes W447 Glow Plug Relay A622900130
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Part no. A0009822923-1
Mercedes W177 W205 W247 Relay Fuse Unit Module 4 Pins Grey SET X2 A0009822923
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Part no. 6G9T-14B192-AA-1
Ford Mondeo Transit Relay 4-Pin Black FoMoCo Unit 6G9T-14B192-AA SET X2
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Part no. 9M5Q12A343AA
Ford Mondeo MK4 Diesel Glow Plug Relay Control Unit Module 9M5Q12A343AA
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Mercedes W205 Hybrid Battery Charging Control Unit A0009001108
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Part no. 702500
Citroen Relay Peugeot Boxer III Iveco Daily Relay MOPAR 12V 30A 702500
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Part no. A6461536579
Mercedes-Benz W203 W210 Sprinter W906 Glow Plug Relay A6461536579
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Part no. V23134-A1052-C643
Relay 12V V23134A1052C643 V23134-A1052-C643
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Part no. F80B14B192AA
Ford Transit Mk7 Relay 4-Pin Grey Electrical Unit 12V 70A F80B-14B192-AA
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Part no. 8367100
Relay Make Contact BMW F01 F02 F07 Relay Module Unit Purple 4 Pin Tyco 8367100
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Part no. 8T2T-CA
Ford Transit Mk7 Relay 4-Pin Fuse Electrical Unit Black FoMoCo 8T2T-CA Set x2
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Part no. 191955531
Audi Volkswagen Seat Relay Unit Module 6 Pins 12V 191955531
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Mazda 6 GJ NAIS Relay Electrical Unit Module 4 Pin 12V Black UM46-67-730 Set x2
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Part no. GU5T-14B192-HA
Ford Transit Mk8 Relay High Power 5-Pin Grey FoMoCo GU5T-14B192-HA
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Part no. 6919113-1
BMW E81 E82 E87 E88 E90 E91 E92 E93 F10 F11 F12 Black Relays 5 Pin Set 6919113
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Part no. 9809931580
Citroen Peugeot Ford Diesel 8-Pin Glow Plug Relay 12V Module 9809931580
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Part no. GU5T-14B192-GA-1
Ford Transit Mk8 Relay High Power 4-Pin FoMoCo Set X4 GU5T-14B192-GA 4RA933714
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Part no. 3861003F01000
Suzuki Burgman AN400 Blinker Relay Module Control Unit 7-Pin 3861003F01000
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Part no. A7899823000
Mercedes EQA H243 Relay High Voltage Performance DC 250 A Contactor A7899823000
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Part no. 78GG17C499AA
Ford Transit Mk6 Electrical Relay 6918816 Windscreen Wipers Fuse Red 6919113
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Renault Clio Trafic Laguna Captur Relay Blue 4 Pin G.Cartier 20240077 8200766081
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Part no. A0025424419-1
Mercedes Vito W639 Coolant Radiator Fan Relay Control Module A0025424419
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Part no. 8200766093
Renault 4-Pin Blue Relay 12V 20A G.Cartier 8200766093
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Part no. A0025428019-3
Relay Mercedes W176 W246 4-Pin Black Hella 12V Electrical A0025428019 Set x4
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Renault Relay III Unit Module 4 Pins 12V 8200263345
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Part no. 9616923480
Citroen Relay 5 Pin Black Relay Omron B047 12V 9616923480
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Part no. 93AG13150AA
Ford Transit MK6 Relay Unit Module 3 Pins White 93AG13150AA
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Part no. 7588405
BMW 3 7 Series F30 LCI G11 Hybrid Battery Charging Connector Plug Unit 8605862
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Part no. A0005461366
Mercedes W203 W209 Relay Unit Module 2 Pins White Hella A0005461366
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Part no. 500362250
Iveco Eurocargo Relay 24V 50A V23134-J56-X373 500362250
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Part no. 2991710
Iveco Eurocargo 75E15 Relay Black Control Unit 5 Pin 12V 2991710
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Part no. 6977982-1
Mini Cooper One R50 R53 R56 R57 R60 Relay TYCO 5 Pins Black 6977982
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Part no. 6C1T-10B728-AB
Ford Transit Mk7 Battery Crash Disconnection Control Relay 6C1T-10B728-AB
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Part no. 55574293
Vauxhall Astra J Corsa D Insignia A Glow Plug Relay Control Unit Module 55574293
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Part no. 8V5T-14B192-AA
Ford Fiesta Mk7 Transit Relay 4-Pin FoMoCo Unit 8V5T-14B192-AA SET X3
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Part no. 443937105
VW Volkswagen Audi Skoda Seat Little Relay Fuse Amp 20A 12V Module 443937105
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Part no. 8Z0951253
Skoda Octavia II 5 Pin Black Relay Control Module Unit Set Kit 8Z0951253
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Part no. 5E001
Relay Black Control Unit 4 Pin 12V 5E001
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Part no. 6G9T-14B192-DA
Ford Galaxy Mondeo Transit Relay 4-Pin Black FoMoCo Unit 6G9T-14B192-DA
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Part no. 5M5T-14B192-CA-1
Ford Transit Custom Relay 4-Pin Black 12V 40A FOMOCO Set Pair 5M5T14B192CA
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Part no. 252300973R
Renault Trafic III Vauxhall Vivaro B Relay 4-Pin Blue Electrical Unit 252300973R
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Part no. A2055406911
Mercedes W205 Engine Fuse Box Module Panel Bracket A2055406911
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Part no. 5293147-2
Relay Glow Littlefuse Mega Fuse 350 A Amp 5293147
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Part no. 52400527C
Relay 4-Pin Black Voltage Control DLC Con Wysag Unit 52400527C
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Part no. 6G9T-14B192-CA-1
Ford Fiesta Transit Mk7 Relay 4-Pin Black FoMoCo Unit SET X2 6G9T-14B192-CA
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Part no. GK2T17L684AA
Ford Transit Custom 4 Pins Relay Plug GK2T17L684AA
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Part no. 6G9T14B192DA
Ford Transit Mk7 Relay 5-Pin Black Unit FoMoCo 6G9T14B192DA
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Part no. 6977982-4
Mini Cooper R50 R53 R56 R57 R60 Relay No Contact Taubenblau Blue Set 5X 6977982
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Part no. 0-727-12
Durite Relay 4-Pin Multi Use Glow Plug Unit Set 12V 30A 0-727-12 Black
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Part no. 1378238-2
BMW E60 E63 E87 E90 E91 Relay Make Contact Orange Bosch 4 Pins Set 1378238
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Part no. 1393415-3
BMW E90 E91 F10 Mini R50 R52 Change Over Contact Relay Grey 5 Pins Set 1393415
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Part no. 6G9T-14B192-EA-1
Ford Fiesta Transit Relay 4-Pin Grey FoMoCo Unit 6G9T-14B192-EA SET X2
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Part no. A0035422019
Relay Mercedes SLK R171 5-Pin Electrical Plug White 12V A0035422019 R1808002
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Part no. 90464760
GM Vauxhall Opel Relay 4-Pin Glow Plug Unit Black Tyco 90464760
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Part no. 1389105
BMW E36 Relay Yellow 5 Pin 1389105
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Part no. 8353447
BMW E36 E38 Relay Two Pole Make Contact 8353447
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Part no. A7899823500
Mercedes EQA H243 Engine Relay 20A ECU A7899823500
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Part no. A6511530879
Mercedes W906 OM651 Glow Plug Pre Heat Relay A6511530879
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Part no. 0281003028
VW Volkswagen Crafter I Glow Plug Relay Module Unit 0281003028 07Z907281
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Part no. 4B0919471
Audi A3 S3 8L Headlight Module Ballast Relay Control Unit HELLA 4B0919471
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Part no. A1695458140
Mercedes W169 W245 Relay Control Unit Bracket Mount Holder Cover A1695458140
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Part no. 191937503
VAG VW Volkswagen Audi Seat Skoda Relay Unit 4 Pins 12V 40A 191937503
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Part no. BJ32-14B192-CA
Range Rover Evoque L538 Brown Relay 40 AMP BJ32-14B192-CA V23134-B152-X514
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Electrical relays for stable vehicle electrical system performance
Stable and reliable relays for the car's electrical system
Relays are key components of a vehicle's electrical system, controlling the flow of current to various electrical devices, such as lights, fans, fuel pumps, and air conditioning systems. Relays allow for the control of high electrical loads using low-voltage signals, ensuring the smooth operation of vehicle systems. At Global Parts, you'll find a wide selection of used car parts, including relays, perfectly matched to brands like BMW, Audi , Mercedes, Volkswagen, Mini, and more .
What is an electrical relay and how does it work in practice?
An electrical relay is an electromechanical or solid-state control element that acts as a switch activated by a low-current signal. In the classic 12V automotive design, it consists of an electromagnetic coil, a core, a movable contact (armature), and a set of operating contacts (NO – normally open or NC – normally closed). When a control voltage (usually 12V) is applied, the coil generates a magnetic field that closes or opens the power circuit. In practice, this means the ability to control devices drawing 20A, 30A, or even 70A using a signal with a load of 0.1–0.2A. This represents a significant saving for the control system and components such as switches, comfort modules, and ECUs. In modern vehicles, relays work with BCM modules and CAN systems, ensuring precise adjustment of the operating parameters of the entire system.
What functions do relays perform?
Relays play a key role in many vehicle electrical systems:
- High Load Switching – Controls high-power electrical devices, minimizing the risk of system overload.
- Electrical System Protection – Reduces load on control circuits, protecting against surges and overloads.
- Remote control – Allows devices to be turned on and off using control signals.
- Optimizing system performance – Relays ensure electrical systems operate efficiently and without disruptions.
Types of relays and their technical parameters
There are several basic types of relays used in automotive installations:
| Relay type | Characteristic | Typical parameters | Application |
|---|---|---|---|
| Electromechanical | Classic design with mechanical contacts and an electromagnetic coil | 12V / 24V, 20–70A | Fuel pump, radiator fan, heater |
| Mini / Micro ISO | Compact housing compliant with ISO standards | 12V, 20–30A | Low beam, horn, module control |
| Time relay | Switching on with time delay (adjustable) | 12V, adjustable 1–30 sec. | Interior lighting, heated windows |
| Solid State Relay (SSR) | No mechanical components, quick switching | 12V, high switching frequency | Electronic systems, ECU controllers |
The most common contact markings are: 30 (power supply), 85 and 86 (coil), 87 (NO contact), 87a (NC contact). Relay matching should take into account voltage compatibility (12V in passenger cars, 24V in trucks), maximum operating current and contact configuration.
Why is it worth taking care of relays ?
A faulty relay can lead to problems with the operation of electrical devices and reduce the reliability of the vehicle's electrical system. Typical symptoms include:
- Electrical devices not responding – Lights, fans or fuel pumps do not work despite components being functional.
- Erratic operation – Devices turn on and off randomly.
- No control signal – A damaged relay does not transmit current to the controlled device.
- Relay overheating – May indicate overload or internal damage. If you need a replacement, you'll find the right used car parts at Global Parts that will restore full functionality to your electrical system.
Symptoms and relationships with other installation elements
In practice, an electrical relay interacts directly with fuses, control modules, temperature sensors, and the wiring harness. For example, the fuel pump relay in many BMW and Volkswagen models only activates after receiving a signal from the crankshaft position sensor. In the case of the radiator fan, the relay responds to a signal from the coolant temperature sensor (usually at 92–105°C). Correctly matching parameters (e.g., 40A instead of 30A in the fan circuit) ensures stable operation, optimizes current flow, and reduces voltage drops. This is also important when upgrading LED lighting or installing additional accessories, where load compatibility is crucial.
How to choose the right relays ?
When selecting relays, there are several key aspects to consider:
- Vehicle-specific fit – Every electrical system has its own specific technical requirements. At Global Parts, you'll find relays perfectly matched to BMW, Audi, Mercedes, Volkswagen, Mini, and more .
- Electrical Parameters – Check operating voltage, maximum current and control circuit specifications.
- Technical condition – Used relays should be fully functional and free from signs of overheating or mechanical damage.
Step-by-step relay matching procedure
- Check the installation voltage (usually 12V).
- Verify the maximum current of the device (e.g. radiator fan 25-40A).
- Specify the contact configuration (NO/NC).
- Adjust the case size (Mini ISO, Micro ISO).
- Compare pin designations (30/85/86/87). This approach allows for full compatibility with the electrical system and ensures correct installation without the need to modify the wiring harness.
Why choose used relays ?
Used car parts, such as used relays, are an economical solution that allows you to save money while maintaining high quality. By choosing used electrical components, you benefit from:
- Lower costs – Used relays are much cheaper than new ones, but offer just as high quality.
- Ecology – Recycling parts supports environmental protection and reduces waste.
- A wide range of products – In our store you will find used relays to the most popular car brands.
How to take care of relays ?
To ensure that the relays function reliably for a long time, it is worth following a few rules:
- Regular inspection – Check the condition of relays during technical inspections.
- Clean connections – Keep connectors and wires in good condition to avoid interruptions in current flow.
- Avoid overloads – Use relays with appropriate parameters for the given electrical system.
- Replace on time – Damaged or worn relays should be replaced to prevent problems with the operation of electrical equipment. If you need a replacement, Global Parts has the right used car parts to ensure the reliability and durability of your electrical system.
FAQ - Frequently asked questions about electrical relays
| Question | Answer |
|---|---|
| What is an electrical relay? | It is a control element that allows you to turn on high-power devices using a low-voltage signal, usually 12V. |
| How does a relay work in a car? | When voltage is applied to the coil, a magnetic field is created that closes the contacts and allows current to flow to a device, such as a fuel pump. |
| What are typical relay parameters? | Most often 12V and a load capacity of 20A, 30A, 40A or 70A depending on the application. |
| Does the relay affect the operation of the LED lights? | Yes, proper relay matching improves voltage stability and eliminates lighting interference. |
| How to check relay compatibility? | The voltage, operating current and pin configuration must be matched to the specific car model. |
| Does the relay work with the fuse? | Yes, the fuse protects the circuit from overload and the relay controls the current flow. |
Summary: Relays at Global Parts Automotive Store
Relays are essential components of the electrical system that control the operation of many devices in your vehicle. By maintaining their technical condition, you can ensure the reliability of your electrical system and the safety of your vehicle. The Global Parts automotive store invites you to browse our wide selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , and more, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .