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 1 3 X1 Series E81 E82 E84 E87 E90 E91 E92 Power Distribution Box 6936655

€23.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. A2123300135

Mercedes W212 Front Axle Suspension Wishbone Ball Joint Mount A2123300135

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 1J0906381B

Audi TT 8N Fuse Box Relay Control Unit Module 1J0906381B

€23.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. GK3T-9K499-FBB

Ford Transit Mk8 Engine Bay Under Bonnet Fuse Box Control Unit GK3T-9K499-FBB

€47.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. 914014H161

Hyundai H-1 Fuse Box Front Relay Engine Control Unit Module ECU 91401-4H161

€28.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 6951079

BMW E60 525i 530i 545i Fuses Set Electrical Fuse 6951079 61146951079

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2229063202

Fuse Box Mercedes W205 W222 Electrical Relay Box Module Unit A2229063202

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. LJG2822AC

Jaguar XK8 X100 Fuse Box Engine Bay Fusebox 4.2 Petrol AJ8FT LJG-2822-AC

€66.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9265835

Fuse Box Holder BMW X5 F15 X6 F16 Control Unit Module Bracket Carrier 9265835

€23.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. A2135406200

Fuse Box Mercedes W213 S213 W238 Rear Electrical Control Unit Module A2135406200

€23.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. 1454407

Ford Ranger Mk4 Additional Fuse Box Cover Lid Top Housing 6M34-14A076-AB

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A9065460643-1

Mercedes Sprinter W906 Fuse Box Relay Bracket Monunt Holder A9065460643

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9374507-1

BMW F23 REM Rear Electronic Module Fuse Box Control Unit V2 9374507

€28.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2515450940

Mercedes W251 Fuse Box SAM Module Unit Bracket Carrier Holder A2515450940

€23.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. 9381105

BMW F20 Fuse Box Control Unit SAM Module Relay 9381105

€85.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 4H0911075B

Audi A8L 4H Power Positive Distribution Junction Jumper Box Housing 4H0911075B

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 7L0937503-2

Porsche Cayenne 92A Fuse Box Relay Control Unit Module 7L0937503

€42.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A0045468540

Mercedes W221 Distributor Box Block Control Unit Relay A0045468540

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 8J0937503

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

€23.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. 4G0937517B

Audi A7 4G Power Distribution Box Control Unit 4G0937517B

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2465402150

Mercedes-Benz A B Class W176 W246 Diesel Fuse Box Relay Unit A2465402150

€28.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 912034H670

Hyundai H-1 Fuse Box Front Relay Engine Control Unit Module ECU 91203-4H670

€28.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 8715688

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

€23.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. 80A941823A

Audi Q5 FY Positive Battery Terminal Potential Distributor 80A941823A

€56.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 9119444-1

BMW E81 E87 LCI E90 E91 E92 Front Fuse Box Power Distribution 9119444

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2139068701-3

Mercedes C205 W213 Fuse Box Rear SAM Module Electrical Control Unit A2139068701

€23.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

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 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. 4H0937517

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

€66.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A1665402450

Mercedes ML W166 Fuse Box Front Relay Control Unit Module A1665402450

€75.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. A2125406250

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

€51.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A9065420044

Mercedes W906 Bracket Mount Fuse Distribution Box A9065420044

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 8380407-1

BMW X5 E53 Power Distribution Fusebox Cover Fuse Box 8380407

€23.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

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 – 17

If paid before 14:00

Part no. GJA3892AA

Jaguar Xk8 X100 Rear Boot Fuse Box Lid Cover Panel Top Housing GJA-3892-AA

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 827300F060D

Toyota Verso R20 Under Dash Fusebox Fuseboard 2.0 Diesel 827300F060

€37.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. AV6T-14A067-BC-1-1

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

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2115457001

Mercedes C219 Fuse Box Control Unit SAM Module A2115457001

€28.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

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: Nov 12 – 17

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: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. 6809051

BMW F20 LCI REM Rear Electronic Module Fuse Box Control 6809051

€32.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. AH22-14F041-AH

Land Rover Discovery 4 L319 Fuse Relay Box BCM 3.0 TDI Diesel AH22-14F041-AH

€80.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. 8X0971845C

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

€28.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 6937668

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

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 420941824

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

€32.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2049060105-2

Mercedes W204 SAM Control Unit Module Fuse Box Relay Rear A2049060105

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2229063202-1

Fuse Box Mercedes W205 W222 Electrical Relay Box Module Unit A2229063202

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 8X2T-14B476-AF

Jaguar XF X250 Front Fuse Box Relay Electrical Control Unit F8X2T-14B476-AF

€94.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2125400072

Mercedes W212 Fuse Box Housing Relay Unit Module A2125400072

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2475407800

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

€37.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. A2049009501

Fuse Box Mercedes W204 Rear SAM Relay Control Unit Module A2049009501

€284.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2465401350

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

€23.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. A1775404107

Mercedes C118 W177 W247 Fuse Box Battery Relay Terminal A1775404107

€70.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. CX23-14K131-BC

Jaguar XF X250 Dual Battery Fuse Junction Box Control Module ECU CX23-14K131-BC

€127.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 2024711

Ford Focus Mk3 Kuga Mk2 Body Control Module BCM Fuse Relay Box F1FT-14K733-ABA

€42.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2129007024

Mercedes CLS C218 Front Fuse Relay Box On Board Supply A2129007024

€75.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 6C1T14A067E

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

€23.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. 8273005150B

Toyota Avensis T270 Fusebox Fuse Relay Box 1.8 Petrol 2ZRFAE 8273005150B

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. BK2T-9K499-ACF

Ford Transit Custom 2.2 TDCi Engine Bay Fuse Relay Box Fusebox BK2T-9K499-ACF

€142.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A9075401805

Mercedes Sprinter W907 Battery Terminal Unit Connection Box A9075401805

€28.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. 9315152

BMW X3 F25 Fuse Box Grouping Map Diagram Location 9315152

€23.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

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 – 17

If paid before 14:00

Part no. A1779069601

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

€42.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

If paid before 14:00

Part no. 8X2T-14290-VD

Jaguar XF X250 Fuse Box Relay Control Unit Module 2.7 Diesel 8X2T-14290-VD

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. LJG2800AA

Jaguar XK8 X100 Fuse Box Fusebox Control Relay Unit Driver Side LJG2800AA

€42.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 6819334

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

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. VPCE2H-18B647-BB

Ford Fiesta Mk7 Heater Resistor Blower Fan Motor Unit Module VPCE2H-18B647-AA

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. 6906598

Mini Cooper One R50 R52 R53 JCW Fuse Relay Electrical Box Housing 6906598

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

Part no. A2139068701-1

Mercedes W205 W213 Fuse Box Rear SAM Module Electrical Unit A2139068701

€32.95

Free delivery: Nov 12 – 17

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: Nov 12 – 17

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: Nov 12 – 17

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 – 17

If paid before 14:00

Part no. 7P0937132A

VW Volkswagen Touareg 7P Fuse Box Control Unit Cover Trim Panel 7P0937132A

€23.95

Free delivery: Nov 12 – 17

If paid before 14:00

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