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 W205 Estate Fuse Relay Box Module Control A0009822723

€23.95

Part no. A2465400024-1

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

€23.95

Part no. 7L0937555

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

€23.95

Part no. DV6T-14A073-SL

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

€47.95

Part no. LJA6707AA

Jaguar XK8 X100 Black 5 Pin Fuse Relay Module Unit LJA6707AA

€23.95

Part no. 919504H071

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

€66.95

Part no. 9264924

BMW F01 F02 F10 F11 F13 Power Distribution Fuse Box Rear 9264924

€23.95

Part no. A2045403750

Mercedes W204 SAM Module Control Unit Electrical Fuse Box Unit A2045403750

€89.95

Part no. 9V4T-14A076-AB

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

€23.95

Part no. DK62-14300-CE

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

€47.95

Part no. 6809053

BMW F20 F22 F30 Rear Electronic Module REM Fuse Box Control Unit V5 ECU 6809053

€23.95

Part no. DX23-F01590-AA

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

€23.95

Part no. CK52-14A073-BB

Range Rover Sport L494 Battery Terminal Fuse Box Module Unit 19249000001

€23.95

Part no. BK2T-14A175-CA

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

€23.95

Part no. LJA6703AA

Jaguar XK8 X100 Brown Fuse Relay Module Unit 12V LJA6703AA

€23.95

Part no. 9374508

BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V3 9374508

€23.95

Part no. 99161010500

Porsche Cayman 981 718 982 Fuse And Relay Box Petrol 99161010500

€89.95

Part no. 1T1937503A

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

€23.95

Part no. A1775404007

Fuse Box Mercedes W177 Power Distribution Junction Relay Unit A1775404007

€66.95

Part no. 4M0010006B

Audi Q7 4M Fuse Box Battery Terminal Cover Housing 4M0010006B

€23.95

Part no. 9259581

BMW X3 F25 Map Card Fuse Box Grouping Diagram 9259581

€23.95

Part no. AX23-14A005-XB

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

€23.95

Part no. 7649755

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

€23.95

Part no. GJ32-14F041-AB

Range Rover Evoque L538 Fuse Box Control Unit Module GJ32-14F041-AB

€51.95

Part no. K6D3-9A462-BB

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

€32.95

Part no. 8V5T-14A005-KME

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

€23.95

Part no. AH22-14F041-BE

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

€47.95

Part no. 8781423

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

€237.95

Part no. 8R0971502A

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

€23.95

Part no. 2149498

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

€80.95

Part no. 9855653

BMW F40 F74 F78 Power Distribution Box Mount Bracket Holder 9855653

€28.95

Part no. GK3T14401EWB

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

€66.95

Part no. 6957913

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

€23.95

Part no. 4M0941824AP

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

€23.95

Part no. EU5T-14A094-BA

Ford Ranger Mk3 Battery Power Fuse Box Terminal Engine Bay EU5T14A094BA

€23.95

Part no. 9383681

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

€123.95

Part no. A1725400950

Mercedes SLK R172 Relay Fuse Box Control Unit A1725400950

€37.95

Part no. A9076830400

Mercedes W907 Fuse Box Relay Cover Lid Control Unit Bracket Trim A9076830400

€23.95

Part no. 3457577

Fuse Box MINI R61 Paceman PL3 SPEG H4 Distribution Control Unit 3457577

€142.95

Part no. 6G9T-14C507-CB

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

€23.95

Part no. BK2T14A094BA

Ford Transit Mk8 Battery Fuse Box BK2T14A094BA

€51.95

Part no. 8X23-F01590-A

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

€23.95

Part no. HEV30A

Littelfuse HEV30A Bolt Down Ceramic Fuse Power Relay Electrical Unit

€23.95

Part no. 7H0937550A

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

€23.95

Part no. 8N0937557

Audi TT 8N Tray Cover Battery Fuse Box Power Distribution 8N0937557

€37.95

Part no. 7E0937617-1

Volkswagen Transporter T5 Fuse Box Control Module Unit 7E0937617

€23.95

Part no. 6C1T14A481CA

Ford Transit Mk7 Under Bonnet Fuse Box Module Onboard Supply 6C1T14A481ACA

€70.95

Part no. A2205400282

Mercedes CL S Class C215 W220 Fuse Box Unit Cover Front Left A2205400282

€23.95

Part no. 4K0971845

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

€32.95

Part no. A2129060605

Mercedes W212 Fuse Box Rear Relay Control Unit Electric Module SAM A2129060605

€85.95

Part no. 6580ZA

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

€94.95

Part no. JPLA-14N030-AC

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

€32.95

Part no. YQH100970

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

€23.95

Part no. 8X0915459

Audi A1 8X Positive Battery Overload Protection 8X0915459

€23.95

Part no. 9658447380

Citroën C4 Grand Picasso Fuse Box Cover Housing Bracket Holder 9658447380

€23.95

Part no. LJG2800CD

Jaguar XK8 X100 Engine Bay Small Fuse Box Fusebox LJG2800CD

€23.95

Part no. A1665402450-1

Mercedes ML W166 Fuse Box Front Relay Control Unit Module A1665402450

€28.95

Part no. C2D23644

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

€28.95

Part no. A2129060605-1

Mercedes W212 Fuse Box Rear Relay Control Unit Electric Module SAM A2129060605

€80.95

Part no. A4519060800

Smart Fortwo C451 Electrical Centre Base Module Unit Footwell A4519060800

€308.95

Part no. 7L0937576B

Audi Q7 4L Fuse Box Trim Cover Panel Electrical Unit Housing 7L0937576B

€23.95

Part no. K6D3-8A512-AA

Range Rover Sport L494 Water Coolant Pipe Hose 3.0 Diesel K6D3-8A512-AA

€56.95

Part no. FG9T-14A067-PB

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

€70.95

Part no. 9210860

BMW X3 F25 Rear Fuse Box Power Distribution Control Unit Box 9210860

€23.95

Part no. A2465410005

Mercedes W176 W246 Battery Cover Fuse Box Trim Panel Lid A2465410005

€23.95

Part no. 6956505

BMW E60 E61 E63 E64 Rear Power Distribution Fuse Relay Box 6956505

€23.95

Part no. 3449504-1

Mini R55 R56 Fuse Box Electrical System Distribution Box 3449504

€23.95

Part no. 1693500

Ford Transit Mk7 Engine Compartment Fuse Box Lid Cover 6C1T-14A076-AA

€23.95

Part no. A0055461240

Mercedes W169 W245 Distributor Box Front Control Unit Module A0055461240

€23.95

Part no. 8J0907361

Audi TT 8J Central Electric System Fuse Box Housing Bracket Retainer 8J0907361

€23.95

Part no. A1665460143

Mercedes ML W166 Fuse Box Electric Distribution Control Module A1665460143

€23.95

Part no. A4479009808

Mercedes Vito W447 Fuse Box Relay Control Unit Electric Module SAM 4479009808

€237.95

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

-1%

Part no. DV6T-14A076-AB

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

Promo price

€42.95

€42.45

Part no. 1507422

Ford Fiesta Mk5 Fuse Box Power Distribution Junction Relay 2S6T-14A073-BC

€23.95

Part no. A0045467640

Distributor Box Mercedes W204 W207 W221 Connector Block Control Unit A0045467640

€23.95

Part no. 7P0937211A

Porsche Cayenne 92A 3.0 TDI Fuse Box Relay Control Module 7P0937211A

€23.95

Part no. A1665400180

Mercedes W166 Fuse Box Relay Cover Shield Cap Trim A1665400180

€28.95

Part no. A2055402750

Mercedes W205 C253 Hybrid Fuse Control Unit Module Distribution Box A2055402750

€37.95

Part no. 9350314

BMW G30 G31 G11 G12 G32 G38 Front Power Distribution Fuse Box Left N/S 9350314

€28.95

Part no. 6925642

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

€23.95

Part no. YQE500370

Range Rover L322 Rear Interior Fuse Box Unit Module 3.6 Diesel 368DT YQE500370

€23.95

Part no. YQE500290

Range Rover L322 Engine Bay Fuse Relay Box Unit Module YQE500290

€23.95

Part no. 6807487

Fuse Box BMW G20 X3 G01 Power Distribution Control Unit Module Front 6807487

€23.95

Part no. 9360372

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

€23.95

Part no. DK52-14F041-AC

Range Rover L405 Fuse Box Body Control Module Unit DK52-14F041-AC

€165.95

Part no. 8509722-2

Control Unit Box BMW F20 F21 F22 F30 F31 Cover Panel Protection 8509722

€23.95

Part no. A0025450601

Mercedes W906 Fuse Relay Box Module Control Unit A0025450601

€28.95

Part no. A2049060805-1

Mercedes S204 Estate Rear SAM Control Module Unit Fuse Box A2049060805

€28.95

Part no. 6G9T-14A067-AB-1

Land Range Rover Sport L550 Fuse Box Cover Bracket Housing 6G9T-14A067-AB

€23.95

Part no. 9325654

BMW F30 F35 F31 F32 Front Electronic Body Contol Module Unit FEM BCM 9325654

€56.95

Part no. A2465451440

Mercedes W176 Fuse Relay Box Cover Cap Top Trim Lid A2465451440

€23.95

Part no. 2751445

Mini Cooper One R56 R55 R57 R58 LCi Retaining plate fuse box SPEG 2751445

€23.95

Part no. YQS000282

Land Rover Freelander L314 Under Bonnet Fuse Box Cover Lid Panel YQS000282

€23.95

Part no. 8K0971845A

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

€23.95

Part no. 6932452-1

BMW E60 E61 E63 E64 Power Distribution Electrical Fuse Box 6932452

€23.95

Part no. 9317173

BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V1 9317173

€32.95

Part no. A1665459340

Mercedes W166 C292 Fuse Box Relay Control Unit Module A1665459340

€32.95

Part no. A2465400950-1

Mercedes C117 W176 W246 Fuse Box Power Distribution Box A2465400950

€23.95

Part no. A0535450226

Mercedes Sprinter W906 Fuse Box Connector Plug Socket A0535450226

€23.95

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