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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BMW i4 G26 iX3 G08 Cover Base B+ Positive Distributor Cap Fuse Box 8715688

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 9337881

BMW 1 3 4 F20 F21 F30 F31 F32 Power Distribution Fuse Box Rear 9337881

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 4F1941824-1

Audi Q7 4L Fuse Box Control Module Connector Plug Socket Wiring Loom 4F1941824

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 80A941823A

Audi Q5 FY Positive Battery Terminal Potential Distributor 80A941823A

€56.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. 7L0941824B

Volkswagen Touareg 7L Fuse Box Module Electrical Relay Control Unit 7L0941824B

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 6906614-1

Mini Cooper One R50 R52 R53 Power Distribution Fuse Box Front 6906614

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 5WA937615

Audi A3 S3 8Y Fuse Box Control Module Relay Box Electrical Unit 5WA937615

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 4H0937517

Audi A8L 4H Fuse Relay Battery Junction Box Housing 4H0937517

€66.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A1665402450

Mercedes ML W166 Fuse Box Front Relay Control Unit Module A1665402450

€75.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 1K0937132F

Vw Golf 5 Audi A3 8P Seat Leon 1P1 Fuse Box Cover Trim Panel Housing 1K0937132F

€23.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. A2125406250

Mercedes-Benz W212 SAM Fuse Prefuse Box Relay Control Unit A2125406250

€51.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A9065420044

Mercedes W906 Bracket Mount Fuse Distribution Box A9065420044

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 8380407-1

BMW X5 E53 Power Distribution Fusebox Cover Fuse Box 8380407

€23.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. A2055402850

C205 Fuse Box Mercedes C205 Electrical Interior Relay Fuse Socket Control A2055402850

€32.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A2115457001

Mercedes C219 Fuse Box Control Unit SAM Module A2115457001

€28.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 9177784

BMW X5 E70 X6 E71 X6 E72 Map Fuse Box Grouping Diagram Card 9177784

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 9316568

BMW X5 F15 X6 F16 Front Fuse Box Relay Module Control Unit 9316568

€23.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. 6809051

BMW F20 LCI REM Rear Electronic Module Fuse Box Control 6809051

€32.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. BK2T14B144BA

Ford Transit Custom MK8 2.2 TDCI Fuse Relay Box Unit Module BK2T14B144BA

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 5Q0937615C-2

Seat Leon Mk3 5F Fuse Relay Box Module Electrical Control Unit 5Q0937615C

€23.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

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 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. A2229063202-1

Fuse Box Mercedes W205 W222 Electrical Relay Box Module Unit A2229063202

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A2125400072

Mercedes W212 Fuse Box Housing Relay Unit Module A2125400072

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A2475407800

Mercedes W177 Fuse Box Relay Cover Lid Control Unit Bracket Trim A2475407800

€37.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. A2465401350

Fuse Box Mercedes W156 W176 W246 Front Relay Control Unit Module A2465401350

€28.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. A1775404107

Mercedes C118 W177 W247 Fuse Box Battery Relay Terminal A1775404107

€70.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A2129007024

Mercedes CLS C218 Front Fuse Relay Box On Board Supply A2129007024

€75.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 6C1T14A067E

Ford Transit Mk7 Fuse Box Battery Terminal Unit Module 6C1T-14A067-E

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 7555188-1

BMW F01 F07 GT F10 F11 F12 F13 Control Unit Box Cover Cap 7555189

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A9075401805

Mercedes Sprinter W907 Battery Terminal Unit Connection Box A9075401805

€28.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. 9315152

BMW X3 F25 Fuse Box Grouping Map Diagram Location 9315152

€23.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. A2135400200

Mercedes W205 W213 W238 Fuse Box Cover Control Unit Holder Bracket A2135400200

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A1779069601

Mercedes W177 W247 Fuse Box Front Relay Engine Control Unit Module A1779069601

€42.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. 6819334

BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V3 6819334

€32.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A2139068701-1

Mercedes W205 W213 Fuse Box Rear SAM Module Electrical Unit A2139068701

€32.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. AE8T-14A003-AA

Ford Fiesta Mk7 Fuse Box Cover Housing Lid Trim Cap Panel AE8T-14A003-AA

€23.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. 9292350

Battery Terminal Cover BMW X3 F25 X5 F15 Trim Panel Base B + Positive 9292350

€28.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. FK72-5162-A

Land Rover Discovery L550 Cover Fuse Box Battery Trim Panel FK72-5162-A

€61.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A2129003702-1

Mercedes W212 Fuse Box Rear SAM Relay Control Unit Module A2129003702

€23.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. A9075409682

Mercedes Sprinter W907 W910 Fuse Box Relay Box Fuse Box Module A9075409682

€85.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. A0009821012

Mercedes W166 W213 C238 Power Distribution Plate Control Unit Module A0009821012

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A2205400382

Mercedes CL S Class C215 W220 Fuse Box Unit Front Right O/S Cover A2205400382

€28.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A2135400414

Mercedes W213 C238 Fuse Box Relay Control Unit Module A2135400414

€56.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. BK2V-14A073-AA

Ford Transit Mk8 Fuse Box Relay Control Module 2.0 EcoBlue BK2V-14A073-AA

€37.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 46860639

Peugeot Boxer Fuse Box Cover Lid Trim 46860639

€28.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A2049060405

Mercedes W204 Front Fuse Board Box Relay Unit Case A2049060405

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A4535400050

Smart Fortwo W453 Fuse Module Relay Box Module A4535400050

€32.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A1695450003

Mercedes W169 Fuse Box Cover Trim Panel A1695450003

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A1695405545

*Mercedes-Benz A-Class W169 Body Control Unit Module SAM A1695405545

€32.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. AC1T9K499FGA-1

Ford Transit Mk7 Fuse Box Loom Wiring Harness Under Bonnet Unit AC1T-9K499-FGA

€142.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 4F1937545

Audi R8 42 Fuse Box Electrical Connector Relay Control Unit Module 4F1937545

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 9259467

Fuse Box BMW X3 F25 Power Distribution Control Unit Module Front 9259467

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 9329702

BMW F20 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V3 9329702

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A2215402350-1

Mercedes W221 W216 Fuse Box Junction Control Unit Relay Module A2215402350

€28.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 1475933

Ford Transit Connect 1.8 TDCI Power Distribution Fuse Box Cover 7T1T-14A076-AA

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 6928944

BMW X3 Series E83 Battery Positive Cable Fuse Box 61136928944 6928944

€23.95

Free delivery: Sep 28 – Oct 1

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 28 – Oct 1

If paid before 14:00

Part no. YQS500170

Range Rover L322 Fuse Box Cover Lid Panel YQS500170

€28.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A0009050338

Mercedes W212 Multi-Purpose Windscreen Camera Control Unit Module A0009050338

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. BJ32-14A481-BA

Land Rover Discovery Sport L550 2.0 Diesel Fuse Box BJ32-14A481-BA

€32.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 7555166

BMW F01 F02 F03 F04 ECU Bracket Engine Module Box Housing Holder Mount 7555166

€66.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. GK2T-14401-FJB

Ford Tourneo Custom Fuse Box Fusebox Relay Box 2.0L Diesel YMFS GK2T-14401-FJB

€85.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 6R0915441

Seat Ibiza 6j Fuse Box Cover End Cap Lid Top Covering Panel 6R0915441

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A2129060017

Mercedes W212 Hybrid Engine Bay Fuse Relay Box Housing A2129060017

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 6G9T-14A481-AA

Land Rover Discovery Sport L550 Fuse Box Module Control Unit 50EH199762ST3

€32.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 7N0937503

Audi Q3 8U Skoda Yeti VW Caddy Mk2 Tiguan 7L Fuse Relay Box Housing 7N0937503

€32.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 5Q0907361C-2

Audi A3 8V Fuse Box Control Module Relay Box Housing Cover 5Q0907361C

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 827300D040

Toyota Yaris Mk1 Fuse Relay Box Control Unit Module 827300D040

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 51781452

Fiat Panda Mk2 Under Bonnet Fuse Relay Box Housing 1.1 51781452

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 4F0941824

Audi S6 C6 Wirie Cable Fuse Box Holder Support 4F0941824

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. K8D2-14M726-AC

Range Rover Evoque L551 Battery Distributrion Terminal Harness K8D2-14M726-AC

€89.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 9274023

BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V3 9274023

€66.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A2465401850

Prefuse Box Mercedes W176 OM607 Fuse Relay Control Unit A2465401850

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 8715719

BMW G20 320i Fuse Relay Box Control Unit Rear Power Distribution 8715719

€42.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A0025451301

Mercedes W169 W245 W907 W910 Fuse Box Carrier A0025451301

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 8795477

BMW G20 Power Distribution Box LIN Module Control Unit ECU 8795477

€37.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A2135403839

Mercedes W213 C238 Power Relay Fuse Box Unit Cover A2135403839

€56.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. A2129005101

Fuse Box Mercedes W212 Rear SAM Relay Fuse Box Control Module A2129005101

€32.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 9270356-3

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

€23.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. 3C0937548

Volkswagen Passat CC Rear Tailgate Fuse Box Power Distribution 3C0937548

€37.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

Part no. M8A2-14516-BC

Land Rover Range Rover Velar L560 Fuse Relay Box Fusebox M8A2-14516-BC

€28.95

Free delivery: Sep 28 – Oct 1

If paid before 14:00

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