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Porsche > 911 & 912 (1965-1989) > Electrical & Relays >

Relays / Fuses

Relays / Fuses

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DISPLAYING 97 to 98 (of 98 products)
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Wing screw M6x12 for relay cover panel. Porsche 911 / 964 turbo - 90002910202
2
Wing screw M6x12 for relay cover panel. Porsche 911 / 964 turbo
Special Order item
90002910202
Product Information
Product Information
Wing screw M6 x 12 for relay cover panel. 

Fits:
Porsche 911 - 1972 to 1989
Porsche 911 turbo - 1975 to 1989
Porsche 964 turbo - 1991 to 1993


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Diagram ref no 30



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

90002910202
90002910202

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Wire harness front luggage compartment. Porsche 911 and 912 1966-1968 - 90161200101 - 901.612.001.01
1
Wire harness front luggage compartment. Porsche 911 and 912 1966-1968
90161200101/1
Product Information
Product Information
Wire harness front luggage compartment.

Fits:
Porsche 911 and 912 1966-1968

Complete front harness from fusebox to front, headlights, horns, turn signal, washer pump, fog lights. Each wire at the right length with original colour coded wiring. H4 connectors included.

New 4 pole fuel connectors included.

•  As original coloured wiring.
•  Original neoprene terminal sleeves used, (no shrink tube!)
•  Very high quality flex automotive grade wiring, ISO6722:2002 / DIN72551/6 / EEC directive 2000/53
•  Gasoline, oil, battery acid, engine coolant resistant.
•  High flex sleeving ,very resistant to solvents and free of halogen, sulphur and phosphorous.
•  Handmade in Holland, concourse quality.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

90161200101
90161200101

The product you are viewing cross references to these numbers
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About Relays / Fuses

Relays and Fuses – Electrical Protection and Performance for Porsche Vehicles

Relays and fuses are critical components in your Porsche’s electrical system, ensuring that power is delivered safely and reliably to every circuit. From the ignition and lighting systems to the fuel pump and cooling fans, these components protect wiring and electrical modules from overload, short circuits, and potential failure.

At Design911, we stock a comprehensive selection of genuine and high quality relays and fuses for all Porsche models - including 911, Boxster, Cayman, Cayenne, Macan, and Panamera. Each part is built to the highest standards to ensure dependable performance and precise compatibility with your vehicle’s electrical system.

What Do Relays and Fuses Do?

Fuses act as the first line of defence in your vehicle’s electrical circuits. They break the circuit when current exceeds safe levels, preventing damage to components or wiring.

Relays act as electronic switches that control high-current devices using low-current signals. They allow systems like headlights, fuel pumps, fans, and wipers to operate efficiently without overloading the control switches.

Together, they form a vital network that maintains safety, functionality, and reliability across your Porsche’s electrical system.

Why Do Relays and Fuses Fail?

Over time, electrical components are subject to wear, heat, and environmental factors that can lead to failure. Common causes include:

  • Overheating or overcurrent loads blowing the fuse.
  • Aging or corroded relay contacts leading to intermittent operation.
  • Moisture ingress or corrosion within the fuse box or relay socket.
  • Vibration or mechanical stress loosening connections.
  • Electrical short circuits caused by wiring faults or damaged insulation.

Symptoms of faulty relays or fuses can include malfunctioning lights, non-start conditions, intermittent accessory operation, or completely dead electrical systems.

Why Replace Faulty Relays and Fuses?

Replacing worn or damaged relays and fuses is essential to maintain your Porsche’s electrical integrity and prevent more serious system failures. Using quality replacements ensures proper current flow, system protection, and long-term reliability.

Benefits of replacement include:
Restored function of electrical systems and accessories.
Protection from wiring damage or electrical fires.
Enhanced safety and dependability.
High-level quality and fitment for lasting performance.

Every relay and fuse in this range is precision-tested and manufactured to match factory specifications, ensuring seamless compatibility and peace of mind on the road.

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