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.

More information

Make

Fuse Map BMW X5 X6 E70 E71 Assignment Grouping Card 9240508

Product currently unavailable

Part no. A4479060117

Mercedes Vito W447 Front Fuse Box Relay Control Unit Module A4479060117

Product currently unavailable

Part no. A9069006701-1

SAM Module Mercedes Sprinter W906 Fuse Box Relay Control Unit A9069006701

Product currently unavailable

Part no. 5C0937819R

Volkswagen Beetle 5C Fuse Box Relay Module Unit 5C0937819R

Product currently unavailable

Part no. A2129006429

Mercedes SLK R172 C207 Front Fuse Box Relay Control Unit SAM Module A2129006429

Product currently unavailable

Part no. A4475404326-1

Mercedes Vito W447 Fuse Relay Box Control Module A4475404326

Product currently unavailable

Part no. 6978271

BMW E87 E90 E91 E92 Front Power Distribution Fuse Box 6906622

Product currently unavailable

Part no. AV6T-14A067-BC

Ford Focus Mk3 III Fuse Box Battery Terminal Unit Module AV6T-14A067-BC

Product currently unavailable

Part no. 1371887080

Peugeot Boxer Body Control Module Control Unit BCM Fuse Box 1371887080

Product currently unavailable

Part no. 4M0941828H

Audi Q7 4M Fuse Box Battery Terminal Cover Housing 4M0941828H

Product currently unavailable

Part no. A2319003606

Mercedes R231 Seat Control Unit Module Driver A2319003606

Product currently unavailable

Part no. 6802943

Battery Box BMW G30 G31 Positive Fuse Battery Distribution Terminal Rear 6802943

Product currently unavailable

Part no. A2465403803-1

Mercedes W117 W156 W176 W242 W246 Electrical Fuse Relay Box A2465403803

Product currently unavailable

Part no. A6399005400

Mercedes Vito W639 Fuse Box Relay Control Unit Electric Module SAM A6399005400

Product currently unavailable

Part no. A2129005722-1

Mercedes W204 SAM Module Fuse Box Relay Control Unit A2129005722

Product currently unavailable

Part no. A2059065806

Mercedes W205 W213 C253 Fuse Box Front Relay Control Unit Module A2059065806

Product currently unavailable

Part no. 9240490-1

BMW 5 7 Series F01 F02 F10 F11 Battery Power B+ Distribution Box Rear 9240490

Product currently unavailable

Part no. A1699001600

Mercedes-Benz W169 W245 48V Technology SAM Control Module Fuse Box A1699001600

Product currently unavailable

Part no. A6385454440

Mercedes W639 W906 Battery Terminal Fuse Box Control Unit Module A6385454440

Product currently unavailable

Part no. 7633242-1

BMW F10 F20 F30 Integrated Relay Power Supply Module Distribution Box 7633242

Product currently unavailable

Part no. A1665400224

Mercedes W166 C292 Fuse Relay Box Cover Trim Panel Lid Housing A1665400224

Product currently unavailable

Ford Transit Connect Mk2 Fuse Box Cover Lid Trim DV6T-14A076-AB

-0%

Part no. DV6T-14A076-AB

Ford Transit Connect Mk2 Fuse Box Cover Lid Trim DV6T-14A076-AB

Product currently unavailable

Part no. A4475404326

Mercedes Vito W447 Fuse Relay Box Control Module A4475404326

Product currently unavailable

Part no. 3448964

Mini Cooper One R56 High SPEG Fuse Distribution Box SPEG High 3448964

Product currently unavailable

Part no. 9177871

BMW E60 LCI E61 Map Fuse Box Grouping Diagram Card 9156547

Product currently unavailable

Part no. KK3T-14A075-AB

Ford Transit Custom Fuse Box Cover Housing Lid Trim Cap Panel KK3T-14A075-AB

Product currently unavailable

Part no. A1695456332-1

Control Unit Mercedes W169 W245 SAM Module Relay Fuse Box A1695456332

Product currently unavailable

Part no. 6500CA

Fuse Box Cover Citroen Berlingo Peugeot Partner Housing Lid Trim 9658418180

Product currently unavailable

Part no. A2215460935

Mercedes W221 W216 Fuse Box Cover Control Unit Trim Panel Lid A2215460935

Product currently unavailable

Part no. A2219013000

Mercedes W221 Fuse Box Control Unit SAM Module Relay A2219013000

Product currently unavailable

Part no. 6500CY

Citroen Relay Peugeot Boxer Fuse Relay Electrical Box Housing Cover 6500CY

Product currently unavailable

Part no. A2479006804

Mercedes W205 Multi-Purpose Windscreen Camera Control Unit Module A2479006804

Product currently unavailable

Part no. 3455440

MINI Cooper One R56 PL3 SPEG H5 Fuse Distribution Box 3455440

Product currently unavailable

Part no. KK3T-14D068-JE-1

Ford Transit Mk8 Fuse Box Power Distribution Relay 2.0 Diesel KK3T-14D068-JE

Product currently unavailable

Part no. 3455533

Mini Cooper R57 PL3 SPEG H4 Fuse Distribution Box 3455533

Product currently unavailable

Part no. A9065454701

Mercedes W906 Fuse Box Relay Control Unit Electric Module A9065454701

Product currently unavailable

Part no. A1669063801

Relay Box Mercedes ML W166 Engine Compartment Relay Module A1669063801

Product currently unavailable

Part no. A1645404601

Mercedes ML W164 Control Unit Module Fuse Box SAM A1645404601

Product currently unavailable

Part no. A2045455401

Mercedes W204 Fuse Box Relay Control Unit Electric Module SAM A2045455401

Product currently unavailable

Part no. A1695450540

Fuse Box Mercedes W169 W245 Electrical Relay Control Unit A1695450540

Product currently unavailable

Part no. 3457413

Mini Cooper One R56 High PL3 SPEG H4 Relay Fuse Distribution Box 3457413

Product currently unavailable

Part no. A1775404307

Fuse Box Mercedes C118 W177 W247 Engine Compartment Relay Box Module A1775404307

Product currently unavailable

Part no. 6G9T-14A067-CA

Ford Mondeo Mk4 Fuse Distribution Box Electrical Unit Diesel 6G9T-14A067-CA

Product currently unavailable

Part no. 1480793

BMW Mini Cooper One R50 R53 Fuse Box Cover Black 1480793 61131480793

Product currently unavailable

Part no. 1367661080

Citroen Relay Peugeot Boxer Fiat Ducato Fuse Box Control Unit 1367661080

Product currently unavailable

Part no. 28116487

Fuse Box Citroen Berlingo Peugeot Partner Control Unit Module 28116487

Product currently unavailable

Part no. 6C1T-9K499-AFB

Ford Transit Mk7 Engine Bay Fuse Box Loom Harness Cables 6C1T-9K499-AFB

Product currently unavailable

Mercedes W906 SAM Module Fuse Box Relay Control Unit Regulator A0009822223

-40%

Part no. A0009822223

Mercedes W906 SAM Module Fuse Box Relay Control Unit Regulator A0009822223

Product currently unavailable

Part no. A2035450803

Mercedes W203 Battery Terminal Fuse Box Electrical Unit A2035450803

Product currently unavailable

Part no. 7H0907300

Volkswagen Transporter T6.1 Engine Bay Main Fuse Box Top Cover 7H0907300

Product currently unavailable

Part no. 7P0937548H-1

Porsche Cayenne 92A Battery Distribution Fuse Box Relay Module 7P0937548H

Product currently unavailable

Part no. 6906621-1

BMW E87 E90 E91 E92 E93 Fuse Box Power Distribution Front 6906621

Product currently unavailable

Part no. 4F0971845A

Audi A6 C6 Comfort Body Module Fuse Relay Box Control Unit 4F0907289J

Product currently unavailable

Part no. A2479061803-1

Mercedes W177 W247 Battery Fuse Box Positive Distribution Terminal A2479061803

Product currently unavailable

Part no. A2115400082

Mercedes S211 W211 Fuse Box Unit Cover Front A2115400082

Product currently unavailable

Part no. A6395400050

Mercedes Vito W639 Battery Terminal Fuse Box Control Unit Module A6395400050

Product currently unavailable

Part no. 5Q0907361D

Skoda Superb Mk3 3V Fuse Box Relay Control Unit Module 5Q0907361D

Product currently unavailable

Part no. 6556VS

Peugeot 307 308 Citroen C4 Fuse Box Cover Lid Housing Cap 9653315180

Product currently unavailable

Part no. A1645403072

Mercedes ML W164 Rear Fuse Relay Box Module SRB A1645403072

Product currently unavailable

Part no. 93452999

Fuse Box Vauxhall Vivaro B Renault Trafic III Relay Control Unit Module 93452999

Product currently unavailable

Part no. 8364542

BMW E46 X3 E83 Power Distribution Fusebox Cover Fuse Box 8364542

Product currently unavailable

Part no. 9314235-1

BMW F30 Fuse Box Relay Control Unit Module 9314235

Product currently unavailable

Part no. AH22-14F041-BH

Land Rover Discovery 4 L319 Fuse Relay Box BCM AH22-14F041-BH

Product currently unavailable

Part no. A9069003502

Mercedes W906 Fuse Box Relay Control Unit Electric Module SAM A9069003502

Product currently unavailable

Part no. 6R0937548E

Skoda Fabia 5J Mk2 Battery Fuse Box Distribution Unit 6R0937550A

Product currently unavailable

Part no. A1775404107-1

Fuse Box Mercedes C118 W177 W247 Battery Relay Terminal A1775404107

Product currently unavailable

Part no. A1645403372-1

Mercedes ML W164 Fuse Box Relay Control Unit Rear A1645403372

Product currently unavailable

Part no. A2035453801-1

Mercedes W203 W209 Fuse Box Rear SAM Module Relay Control Unit A2035453801

Product currently unavailable

Part no. 5Q0937125G

Seat Ateca Fuse Relay Box Engine Bay Supply Unit 5Q0937125G

Product currently unavailable

Part no. A2469068601

Battery Junction Block Mercedes W176 W246 Battery Plus Pole Terminal A2469068601

Product currently unavailable

Part no. A1645402972

Mercedes W164 Fuse Box Holder A1645402972

Product currently unavailable

Part no. 9813622-1

Fuse Distribution Box Mini Countryman R60 Electrical SPEG High 9813622

Product currently unavailable

Part no. BJ32-14F041-AC

Land Rover Evoque L538 Junction Fuse Box Control Module BJ32-14F041-AC

Product currently unavailable

Part no. A2035453401

Mercedes C CLK Class W203 C209 Sam Control Module Fuse Box Rear A2035453401

Product currently unavailable

Part no. FUSE-SET-200

Automotive Electrical Fuse Set 200 Pieces Plug In Blade

Product currently unavailable

Part no. A1645400350

Mercedes-Benz M-Class ML W164 Fuse Prefuse Box Jump Start Terminal A1645400350

Product currently unavailable

Part no. A0045467640

Distributor Box Mercedes W204 W207 W221 Connector Block Control Unit A0045467640

Product currently unavailable

Part no. A2129009705-1

Mercedes W204 W212 Fuse Box Relay Control Unit Electric SAM Module A2129009705

Product currently unavailable

Part no. A2129005912

Mercedes W204 Fuse Box Relay SAM Control Unit Module A2129005912

Product currently unavailable

Part no. 6906607

Fuse Box BMW E87 E90 E91 E92 E93 Front Power Distribution Relay Box 6906607

Product currently unavailable

Part no. 3456905

Mini R56 LCI Fuse Relay Distribution Box PL3 SPEG H4 3456905

Product currently unavailable

Part no. A1645403372

Mercedes ML W164 Fuse Box Relay Control Unit Rear A1645403372

Product currently unavailable

Part no. 4G0907355F

Audi A7 4G Fuse Box Relay Control Unit Module 4G0907355F

Product currently unavailable

Part no. A2049000600

Mercedes W204 Fuse Box Relay Control Unit SAM Module A2049000600

Product currently unavailable

Part no. 7LA937548

Volkswagen Transporter T6 Power Distribution Unit Box With Bracket 7LA937548

Product currently unavailable

Part no. 3455235

Mini Cooper R56 Fuse Box SPEG High DC/DC H4 3455235

Product currently unavailable

Part no. 5Q0937125A

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

Product currently unavailable

Part no. YQE000250

Land Rover Discovery 2 Main Interior Fusebox Fuse Box Wiring YQE000250

Product currently unavailable

Part no. A2115459301-2

Mercedes W211 W219 Fuse Box Rear SAM Module Electrical Unit A2115459301

Product currently unavailable

Part no. 4F0915459

Audi A6 C6 Battery Positive Plus Pole Terminal Lead Overload 4F0915459

Product currently unavailable

Part no. 3456851

Mini Cooper R56 LCI High SPEG Fuse Distribution Box 3456851

Product currently unavailable

Part no. A1665405202

Mercedes ML W166 GLE C292 Engine Compartment Fuse Box Right A1665405202

Product currently unavailable

Part no. 7H0937617

Volkswagen Transporter T5 T30 Fuse And Relay Box Wiring Cable 7H0937617

Product currently unavailable

Part no. 8V51-14A075-CA

Ford Fiesta Mk7 Positive Battery Terminal Fuse Box Cover Lid 8V51-14A075-CA

Product currently unavailable

Part no. A2045842982

Mercedes W204 Fuse Box Grouping Fuse Placement Map Card Diagram A2045842982

Product currently unavailable

Part no. 6971370

BMW 1 3 X1 Series E81 E82 E84 E87 E90 E91 E92 Power Distribution Box 6971370

Product currently unavailable

Part no. A0005404750

Mercedes-Benz S CL Class W220 C215 Fuse Box Battery Connector A0005404750

Product currently unavailable

Part no. 3455439

Mini Cooper R56 LCI High SPEG PL3 H4 Fuse Distribution Box 3455439

Product currently unavailable

Part no. A6399000800

Mercedes Vito W639 Fuse Box Relay Control Unit Front SAM Module A6399000800

Product currently unavailable

...

Showing 694-792 of 1135 products