What is the construction and purpose of fuses and fuse boxes?

Fuses and fuse boxes are components of a car's electrical installation responsible for protection and power distribution to individual circuits. A typical fuse contains a fusible link with a specific current rating, and a fuse box has sockets, connectors, circuit descriptions, and often spaces for relays. These elements are mounted in the cabin, engine compartment, or trunk, depending on the vehicle version.

What are fuses and fuse boxes used for?

Fuses and fuse boxes are used to protect wires and power consumers from the effects of overloads and short circuits. Their task is also to organize electrical circuits, which facilitates diagnostics and replacement of a damaged element. Without efficient protection, a failure in one circuit can affect the operation of lights, radio, air conditioning, or control modules.

What is the construction and function of a car electrical relay?

A car electrical relay is a control element that uses a small current to switch a higher-load circuit on or off. It usually consists of a housing, a coil, working contacts, and terminals fitting into a socket in the box. The cooperation of the relay with the fuse box allows for proper power supply to systems such as fans, heating, or selected comfort modules.

How to choose the right fuse box for a car?

It is best to compare the OEM part number, interchangeable numbers, mounting location on the vehicle, and connector type. It is also worth checking the engine version, equipment, and any differences between pre-facelift and post-facelift models. For boxes integrated with relays, the completeness of the relay configuration and pin layout compatibility are also important.

What symptoms indicate a problem with a fuse or fuse box?

A typical symptom is the sudden failure of one device or a whole group of consumers, for example, lights, wipers, or the radio. In the case of a fuse box, there may be power interruptions, traces of overheating, corroded contacts, or loose sockets. Repeated fuse blowing usually means that you also need to check the installation and the component powered by the given circuit.

How to maintain fuses and fuse boxes after installation?

After installation, it is worth periodically checking the cleanliness of the housing, the condition of the cover, and the absence of moisture traces at the connectors. Do not replace a fuse with an element of a higher rating than specified by the manufacturer. It is also good practice to compare the circuit description with the actual car equipment after every major installation repair.

Fuses and fuse boxes

At Global Parts, we offer a wide selection of original used car parts, including fuses and fuse boxes for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Our fuses and fuse boxes undergo quality control to ensure you receive a top-quality product.

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Land Rover Freelander 2 L359 Fuse Relay Box BS7T-14K131-B

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. BJ32-14A076-CA

Range Rover Evoque L538 Fuse Box Relay Lid Cover BJ32-14A076-CA

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 8781423

BMW F30 Fuse Box Front Body Control Module ECU BCM Unit 8781423

€237.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 5Q0907361A

Volkswagen Golf Mk7 Leon Mk3 Fuse Relay Box Lid Cover 5Q0907361A

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A1665459340

Mercedes W166 C292 Fuse Box Relay Control Unit Module A1665459340

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 4F0937503

Audi A6 C6 R8 42 Dashboard Fuse Box Electrical Relay Unit 4F0937503

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. KG9T-14D068-NA

Ford Mondeo Mk5 Fuse Box Control Unit Module KG9T-14D068-NA

€118.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. YQH500130

Land Rover Discovery 3 L319 Engine Compartment Fuse Panel Cover Lid YQH500130

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 3C0937125-1

VW Passat B6 Sharan 7N Fuse Box Relay Electrical Module Unit 3C0937125

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0045450201-1

Mercedes Sprinter W906 Fuse Prefuse Box Relay Electrical Unit A0045450201

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. BJ32-14290-AGD

Range Rover Evoque L538 Fuse Box Relay Wire Harness BJ32-14290-AGD

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. CK52-14A073-CB

Range Rover L405 Fuse Relay Box Housing Diesel CK52-14A073-CB

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 6C0907361D

Audi A1 8X Fuse Box Control Module Relay Box 6C0907361D

€56.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A9065420044

Mercedes W906 Bracket Mount Fuse Distribution Box A9065420044

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2229063302

Fuse Box Mercedes W205 W222 Engine Compartment SAM Module Relay Unit A2229063302

€56.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 6C0937132C

Audi A1 S1 8X Fuse Box Relay Top Upper Cover Cap Flap 6C0937132C

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. EJ32-14290-CGC

Range Rover Evoque L538 Engine Bay Fuse Box EJ32-14290-CGC LR046377

€66.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A4475450069-2

Mercedes Vito W447 Control Unit Fuse Box Compartment Mount A4475450069

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. GH22-14F041-AA

Land Rover Discovery 4 L319 Junction Fuse Box 3.0 Diesel GH22-14F041-AA

€142.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2129004901-1

Fuse Box Mercedes W212 Rear SAM Relay Control Unit Module A2129004901

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. AV6T-14A067-BB

Ford C-Max Mk2 Fuse Box Battery Terminal Unit Module AV6T-14A067-BB

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 6819652

Map Fuse Box BMW F15 F16 F85 F86 Grouping Diagram Card 6819652

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. YQE000380

Land Rover Freelander L314 Engine Fuse Box Electrical Relay Box Unit YQE000380

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2075402950

Mercedes W204 Power Distribiuton Battery Fuse Box Control Unit ECU A2075402950

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2215401101

Mercedes W221 Fuse Box Control Unit SAM Module Relay Controller A2215401101

€142.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. C1BT-14A005-BNK

Ford Fiesta Mk7 Fuse Box Control Module Unit C1BT-14A005-BNK

€51.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2129009622

Mercedes W212 Fuse Box Relay Rear SAM Control Unit Module A2129009622

€51.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 8W0937503B

Audi A4 B9 A5 F5 A6 C8 Fuse Relay Box Power Distribution 8W0937503B

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 5Q0937125A

Fuse Relay Box Volkswagen Audi Skoda Seat Engine Bay Supply Unit 5Q0937125A

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 8387551

BMW 3 Series E46 Battery Positive Cable Fuse Box Base B 8387551

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A6385450319

Mercedes W639 W638 W906 Fuse Box Unit Holder Bracket Frame A6385450319

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 6C1T14A067AB-1

Ford Transit Mk7 Fuse Box Relay With Bracket Holder 2.2 Diesel 6C1T-14C445-AB

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 4K0907334

Audi A6 C8 A7 C8 Fuse Box Power Distribution Unit Module Control 4K0907334

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0045467540

Mercedes W204 W221 Distributor Box Block Control Unit Relay A0045467540

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2059068501-1

Fuse Box Mercedes W205 S205 W213 Fuse Box Front Relay Control Module A2059068501

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 9259469

BMW X3 F25 Fuse Box Power Distribution Control Unit Module Rear 9259469

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 9259468

BMW X3 F25 Fuse Box Power Distribution Control Unit Box Rear 9259468

€37.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A1636880035-1

Mercedes-Benz M-Class ML W163 1 Fuse Box Relay Lid Cover Trim A1636880035

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 2S6T-14A073-AC

Ford Transit Connect Fuse Box Power Distribution Junction Relay 2S6T-14A073-AC

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2045403850

Mercedes W204 SAM Fuse Prefuse Box Relay Control Unit A2045403850

€47.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. DH52-14A076-CA

Land Rover Freelander 2 L359 Fuse Box Relay Cover Cap DH52-14A076-CA

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. GK3T14401EWB

Ford Transit Mk8 VI Fuse Relay Box Unit 2.0 Diesel Engine GK3T14401EWB

€66.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2515450940

Mercedes W251 Fuse Box SAM Module Unit Bracket Carrier Holder A2515450940

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2469005312

Mercedes X117 X156 W246 Relay Control Unit Module A2469005312

€75.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 8W0937124A

Audi A4 B9 A5 F5 Q5 FY Fuse Box Control Module Relay Box 8W0937124A

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. CK52-14A073-AC-1

Range Rover L405 Fuse Relay Box Housing Diesel CK52-14A073-AC

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. DW93-14A076-AA

Range Rover Evoque L538 Fuse Relay Box Battery Terminal DW93-14A076-AA

€37.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A9065460643-1

Mercedes Sprinter W906 Fuse Box Relay Bracket Monunt Holder A9065460643

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. GV6T14A073DF

Ford Transit Connect Mk2 II Fuse Box Body Control Module GV6T14A073DF

€37.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0009050338

Mercedes W212 Multi-Purpose Windscreen Camera Control Unit Module A0009050338

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 9360372

BMW X6 F16 Fuse Box Power Distribution Relay Control Unit Box Rear 9360372

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A9075401805

Mercedes Sprinter W907 Battery Terminal Unit Connection Box A9075401805

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. GK2T14B144GA

Ford Transit Mk8 VI Fuse Box Module Positive Battery Terminal GK2T-14B144-GA

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 8509914

BMW F20 F21 F22 F23 F30 F31 F32 F33 F34 F36 Cover Electronics Box 8509914

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. BK2T-9K499-ACH

Ford Transit Custom Fuse Box Loom Harness Wire 2.2 TDCi CYFF Mk8 BK2T-9K499-ACH

€89.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 7L0937559

Porsche Cayenne 955 9PA Audi Q7 4L VW Touareg 7L Fuse Box Relay Module 7L0937559

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 4G0937517B

Audi A7 4G Power Distribution Box Control Unit 4G0937517B

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 8J0937503

Audi TTS 8J Fuse Relay Box Bracket Mount Frame 8J0937503

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 9270356-1

BMW F40 Mini F55 F56 Fuse Box Power Distribution Junction Relay Unit 9270356

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2075400740

Fuse Box Mercedes W204 Battery Terminal Control Unit Module A2075400740

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 1T1937503A

Volkswagen Touran 1T Fuse Box Relay Control Unit Bracket Module 1T1937503A

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. AH42-14B539-AA

Land Rover Range Rover L322 Fuse Box Housing Cover Tray Holder AH42-14B539-AA

€37.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2045400150

Mercedes-Benz C E Class W204 W207 Fuse Distribution Box Interior A2045400150

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 9383176

BMW F20 F30 F34 BCM FEM BSI Body Control Module Unit 9383176

€94.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2129009908

Mercedes SLK R172 Fuse Box Relay Control Unit SAM Module A2129009908

€127.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A1665402950

Mercedes W166 Prefuse Box F32/4 Power Distribution Box A1665402950

€132.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0535450226

Mercedes Sprinter W906 Fuse Box Connector Plug Socket A0535450226

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2215402462

Mercedes W221 SAM Fuse Box Comfort Control Module Unit ECU A2215402462

€42.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. BK2T-14A175-BA

Ford Transit Custom Fuse Box Power Distribution Cover Trim Panel BK2T-14A175-BA

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 4F0971981A

Audi A6 C6 Fuse Box Holder Cover Cap Lid 2.0 TFSI 4F0971981A

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 51794732

Fiat Panda Mk2 Under Bonnet Relay Fuse Box Cover Housing 1.1 Petrol 51794732

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 90589541

Vauxhall Opel Astra G Fuse Box Covering Trim Panel Lid Housing 90589541

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 9224866

BMW 1 3 4 Series F20 F21 F30 F31 F32 Power Distribution Fuse Box Front 9224879

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 9389070-1

BMW F36 Fuse Box Control REM Electric Power Distribution 9389070

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. R8D2-14N030-AB

Range Rover Evoque L551 Fusebox Fuse Relay Box Unit R8D2-14N030-AB

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. BK3V-14517-CE

Ford Transit Mk8 Fuse Relay Box Control Unit Module BK3V14517CE

€66.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 6R8T-14A094-AA

Ford Transit Mk8 Battery Fuse Box Fusebox 400 AMP MEGA Fuse AJ126 6R8T-14A094-AA

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. CV6T-14014-RFG

Ford Kuga Mk2 Fuse Relay Box Control Module 2.0 TDCi Diesel CV6T-14014-RFG

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A6395480174

Mercedes-Benz Vito W639 Fuse Box Cooling Outlet Pipe Air Duct A6395480174

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 420941824

Audi R8 42 Spyder Fuse Box Battery Terminal Cover Housing Clamp 420941824

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. AV6T-14K131-AC

Ford Focus Mk3 Fuse Relay Box Board Housing AV6T-14K131-AC

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 6937668

BMW X5 Series E53 Fuse Box Label Trim Cover Panel Sticker 6937668

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A1635400382

Mercedes ML W163 Fuse Relay Box ECU Cover Trim A1635400382

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A1715451701

Mercedes SLK R171 Fuse Box SAM Relay Control Unit Module A1715451701

€279.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. BH42-14N030-AA

Range Rover L322 Rear Fuse Box Control Module Unit BH42-14N030-AA

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 4G0937517

Audi A6 C7 Fuse Battery Junction Box Fuse Distribution Terminal Centre 4G0937517

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. HPLA-14A073-FC

Range Rover Sport L494 Fuse Box Control Unit HPLA-14A073-FC

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 6G9T-14A076-JC

Land Rover Freelander 2 L359 Fuse Box Cover Lid Panel Trim 6G9T-14A076-JC

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 6819651

BMW X5 F15 Rear Fuse Box Distribution Relay Module Control ECU Unit 6819651

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. CPLA-14Q073-AA-1

Range Rover L405 Fuse Box Control Module CPLA-14Q073-AA

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 919504H071

Hyundai H-1 Fuse Box Module Control Unit ECU 919504H071

€66.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. GK2T-15604-FAF

Ford Transit Custom Body Control Module BCM Fuse Box Unit GK2T-15604-FAF

€146.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 8X0971845C

Audi A1 8X Fuse Box Relay Control Unit Module Bracket Holder 8X0971845C

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0009820512

Energy Distributor Mercedes W177 W212 Power Control Unit Module A0009820512

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. BJ32-06040-A

Land Rover Discovery Sport L550 Fuse Box Trim Cover BJ32-06040-A

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 6933410

BMW E85 Fuses Electrical Fuse Set 6933410

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 4F0971845A-2

Audi A6 C6 Comfort Body Module Fuse Relay Box Control Unit 4F0971845A

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 9383681-1

Mini F55 Fuse Box Front Body Control Module ECU BCM Unit 13275881

€113.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2475451101

Mercedes C118 W177 C247 Fuse Box Module Cover Cap Trim Housing M282 A2475451101

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

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