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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Mercedes W212 SAM Fuse Prefuse Box Relay Junction Control Unit A2125406250

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7L0941824B

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. EH22-14Q073-AA

Land Rover Discovery 4 L319 Fuse Relay Box EH22-14Q073-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9360501-3

BMW F40 F48 Mini F56 Distribution Fuse Box Rear Electric Power Fuse Box 9360501

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2115455232

Mercedes W211 Front Fuse Box SAM SRB Module Relay Control Unit A2115455232

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A1779061302

Mercedes EQA H243 W247 Fuse Box Relay Control Unit Module A1779061302

€80.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7533283

BMW X3 Z4 Series E83 LCI E85 E86 Cover Top Power Distribution Fuse Box 7533283

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. JT76-14K012C-NES

Ford Transit Connect Fuse Relay Box Panel Cover Trim Mount JT76-14K012C-NES

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2139068701-2

Mercedes W205 W213 Fuse Box Rear SAM Module Electrical Control Unit A2139068701

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1K0937503A

Audi TT 8J A3 8P Volkswagen Golf Mk6 Octavia Relay Fuse Box Panel 1K0937503A

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2135400200

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9367814

BMW 2 X1 X2 F39 F45 F48 Map Card Fuse Box Grouping Diagram 9367814

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9259581

BMW X3 F25 Map Card Fuse Box Grouping Diagram 9259581

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. AV6T-14K131-AB

Ford Focus Mk3 Fuse Box Module Under Bonnet AV6T-14K131-AB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9270354-1

Mini F55 F56 BMW F45 X1 F48 Rear Electric Power Distribution Fuse Box 9270354

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1K0937700B

Volkswagen VW Caddy 2K Fuse Box Control Module Connector Plug Socket 1K0937700B

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8X2T-14A005-ZD

Jaguar XF X250 Battery Main Terminal Fusebox 2.7 V6 Diesel 8X2T-14A005-ZD

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. JX63-14516-AA

Jaguar XF X260 Battery Positive Terminal Fuse Box Unit 2.0 Diesel JX63-14516-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. M8A2-14A076-AA

Range Rover Velar L560 Fuse Box Unit Upper Cover Cap Trim M8A2-14A076-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. FK72-14F041-AD

Land Rover Discovery Sport L550 Fuse Box Relay Module 2.0 Diesel FK72-14F041-AD

€85.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9383681

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

€123.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. M8A2-14A076-CB

Range Rover Velar L560 Fuse Box Unit Upper Cover Cap Trim M8A2-14A076-CB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. E1BT14K012DFD

Ford Fiesta Mk7 Engine Fuse Box Control Unit Module E1BT-14K012-DFD

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. AH42-00082-BA

Land Rover Range Rover L322 Engine Compartment Fuse Box Cover AH42-00082-BA

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. DK62-14F041-AC

Range Rover Sport L494 Fuse Box Body Control Module DK62-14F041-AC

€66.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. JK72-14A076-AA

Land Rover Discovery Sport L550 Fuse Box Cover Cap JK72-14A076-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0005406050

Mercedes ML W164 W169 W205 W212 Fuse Box Relay Control Unit Module A0005406050

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. C1BT-14A005-DRD

Ford Fiesta Mk6 Fuse Box Relay Control Module 1.0T C1BT-14A005-DRD

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8X2T-14A067-FA

Jaguar XF X250 Fuse Relay Box Holder Bracket Mount Support 8X2T-14A067-FA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. CK52-14A067-BB

Land Rover Range Rover L405 Fuse Relay Box CK52-14A067-BB

€51.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6S6Y-17K400-EC

Ford Fiesta St Mk5 Fuse Box Relay Box Module 2.0 DURATEC ST150 6S6Y-14401-NDE

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. BA6T-14A075-AA

Ford Fiesta Mk7 Fuse Realy Box Module Unit Bracket Gasket Panel BA6T-14A075-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. M8D2-14A073-AA

Land Range Rover Evoque L551 L550 Fuse Box Relay Box Module Unit M8D2-14A073-AA

€94.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6C1T-14A076-BA

Ford Transit Mk7 Fuse Box Positive Terminal Cover Trim Panel 6C1T-14A076-BA

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2129003702-1

Mercedes W212 Fuse Box Rear SAM Relay Control Unit Module A2129003702

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5Q0927165C

Seat Leon Mk3 VW Golf Mk7 Audi A3 8V Fuse Box Insert Cover Trim Plate 5Q0927165C

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. CK52-14A067-BB-2

Range Rover Vogue L405 Fuse Relay Box Electrical Unit CK52-14A067-BB

€51.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. K8D2-14A076-BC

Land Range Rover Sport L320 Fuse Relay Box Cover Lid Panel K8D2-14A076-BC

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A1665400224

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

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2465400024-1

Mercedes-Benz W176 W246 W242 Relay Fuse Box Plastic Cover Panel Trim A2465400024

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7L0937555

Porsche Cayenne 9PA Volkswagen Touareg 7L Fuse Box Battery Cover 7L0937555

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. DV6T-14A073-SL

Ford Transit Connect Mk2 Fuse Relay Box Body Control Module Unit DV6T-14A073-SL

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6G9T-14A076-CA

Ford Mondeo MK4 Fuse Box Cover Panel Hosing Lid 6G9T-14A076-CA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. LJA6707AA

Jaguar XK8 X100 Black 5 Pin Fuse Relay Module Unit LJA6707AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7LA937550A

VW Transporter T6 Fusebox Module Power Distribution Control Module 7LA937550A

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. DX23-F01590-AA

Jaguar XF X250 Fuse Relay Box Cover Panel Trim Lid Black DX23-F01590-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. CK52-14A073-BB

Range Rover Sport L494 Battery Terminal Fuse Box Module Unit 19249000001

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. BK2T-14A175-CA

Ford Transit Custom MK8 Fuse Relay Box Control Unit Module BK2T-14A175-CA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. LJA6703AA

Jaguar XK8 X100 Brown Fuse Relay Module Unit 12V LJA6703AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4H0937517

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

€66.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9V4T-14A076-AB

Ford Kuga C394 Fuse Box Lid Cover Panel Housing Top 2.5 Petrol 9V4T-14A076-AB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. DK62-14300-CE

Range Rover L405 Fuse Box Power Terminal Wiring Harness Cable DK62-14300-CE

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 99161010500

Porsche Cayman 981 718 982 Fuse And Relay Box Petrol 99161010500

€89.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2055402850

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A9065451640

Mercedes-Benz Sprinter W906 Fuse Box Unit Holder Bracket Frame A9065451640

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. AV6T14A067BC

Ford Transit Connect Mk2 II Fuse Box Battery Terminal Unit Module AV6T14A067BC

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. AX23-14A005-XB

Jaguar XF X250 Fuse Relay Box Holder Bracket Mount Support 8X2T-14A067-DA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2465410100

Mercedes W176 W246 Battery Cover Accumulator Trim Panel Lid A2465410100

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0065454601

Energy Distributor Mercedes W204 OM656 Power Control Unit Module A0065454601

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8V5T-14A005-KME

Ford Fiesta Mk7 Fuse Box Control Unit Module 8V5T-14A005-KME

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. AH22-14F041-BE

Land Rover Sport L320 Smart Junction Box Fuse Box Module Unit AH22-14F041-BE

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. K6D3-9A462-BB

Range Rover Sport L494 Exhaust Heat Shield 3.0 Diesel K6D3-9A462-BB

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2149498

Ford Transit Custom Mk8 Engine Bay Fuse Box Wire Loom 2.0 Diesel GK2T-9K499-ABC

€80.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7649755

Mini Countryman F60 Engine Fuse Box Harness Cable Guide B48M 2017-2024 7649755

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8K0941824A

Audi A1 A4 A6 A7 A8 Fuse Box Connector Socket Module Unit 8K0941824A

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6957913

BMW Z4 E85 Fuse Box Modue Unit Bracket Mount Holder Retainer Support 6957913

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8K0941824D

Audi Volkswagen Fuse Box Connector Socket Module Unit 8K0941824D

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9855653

BMW F40 F74 F78 Power Distribution Box Mount Bracket Holder 9855653

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8R0971502A

Audi Q5 8R Battery Fuse Box Terminal Retaining Mount Bracket Holder 8R0971502A

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8X23-F01590-A

Jaguar XF X250 Engine Bay Fuse Box Cover Lid Trim 8X23-F01590-A

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. EU5T-14A094-BA

Ford Ranger Mk3 Battery Power Fuse Box Terminal Engine Bay EU5T14A094BA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6928945

BMW X3 Series E83 E83 LCI B Terminal Point Luggage Compartment 6928945

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6G9T-14C507-CB

Ford Mondeo MK4 S-Max MK1 Rear Boot Fuse Box Cover Lid Grey 6G9T-14C507-CB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4M0941824AP

Audi Q7 4M Fuse Box Power Distribution Unit Control Module 4M0941824AP

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2125400382

Mercedes W212 Cover Fuse Box Trim Panel Lid A2125400382

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2129004711

Mercedes W204 W212 Front Fuse Box Relay Control Unit SAM Module A2129004711

€232.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A1645450201

Fuse Box Mercedes ML W164 W251 OM642 Diesel Relay Module Unit A1645450201

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. 8K0971845A

AUDI A5 8T 2.0 TDI CGLC Fuse Relay Box Power Distribution 8K0971845A

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9296149-1

BMW F23 F30 Ignition Control Unit Module Distributor Base External 9296149

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6580ZA

Citroën C4 Grand Picasso Fuse Relay Box Control Unit Module 6580ZA

€94.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7E0937617-1

Volkswagen Transporter T5 Fuse Box Control Module Unit 7E0937617

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A9075409482

Fuse Box Mercedes Sprinter W907 Prefuse Box Module Relay Holder A9075409482

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9393144

BMW G11 G30 Fuse Box Power Distribution Electrical Control Unit Box Rear 9393144

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7H0937550A

Volkswagen Trasnporter T5 Main Fuse Socket Engine Bay Panel Module 7H0937550A

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4K0971845

Audi A6 C8 Fuse Relay Box Mount Bracket Holder Mount 4K0971845

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A2045403750

Mercedes W204 SAM Module Control Unit Electrical Fuse Box Unit A2045403750

€89.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9658447380

Citroën C4 Grand Picasso Fuse Box Cover Housing Bracket Holder 9658447380

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. LJG2800CD

Jaguar XK8 X100 Engine Bay Small Fuse Box Fusebox LJG2800CD

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. YQH100970

Land Rover Discovery 2 L318 Fuse Box Unit Upper Trim Cover Cap 1H2Z-14A003-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. C2D23644

Jaguar XF X260 Rear Fuse Box Board Rear Electric Fusebox 2.0 Diesel C2D23644

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 80A941823A

Audi Q5 FY Positive Battery Terminal Potential Distributor 80A941823A

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9136725

BMW Mini Cooper One R55 R56 Multifuse B Battery Power Distributor 9136725

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9383709

BMW X5 F15 X6 F16 M Sport Fuse Box Body Control Module BCM ECU Unit 9383709

€161.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6925642

BMW 5 6 Series E60 E61 E63 Reserve Fuse Carrier Housing 6925642

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A4519060800

Smart Fortwo C451 Electrical Centre Base Module Unit Footwell A4519060800

€308.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. JPLA-14N030-AC

Range Rover Sport L494 Rear Boot Trunk Fuse Box Module JPLA-14N030-AC

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1405523

Mini One D R50 R53 Cooper S Fuse Box 1405523

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. FG9T-14A067-PB

Ford Mondeo Mk5 Body Control Module Fuse Box BCM FG9T-14A067-PB

€70.95

Free delivery: Nov 12 – 13

If paid before 14:00

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