Electrical Box 3 Relays 40A + 3 Fuses – Circuit Installation 12V to 48V – Compact Relay Unit – Industrial Quality PA66

Code: relaybox-3

Compact relay + fuse electrical box

  • 🔌 3 high power relays 40A
  • 🔧 3 automotive fuses included
  • 🧰 Clean and secure circuit centralisation
  • 🏭 Industrial quality PA66 plastic
  • ⚡ 12V to 48V compatible
  • 🛡️ Protective clip-on cover
  • 🔄 Cable entry from below
  • 🚗 Car / agricultural / industrial use
  • 📦 Complete kit ready to install

39,90

4 in stock (can be backordered)

4 in stock (can be backordered)

🚚

Delivery expected on Tuesday 3 February

If you order in the next 21 h and 58 min.

Electrical box complete with 3 40-amp relays and 3 automotive fuses, ideal for designing clean, reliable, centralised electrical installations


Perfect for new projects, restorations and high-performance assemblies.

This compact relay and fuse box allows you to organise your electrical circuits efficiently while ensuring optimum protection.

Professional centralisation of circuits
All your relays and fuses are grouped together in a single box, avoiding messy assembly and facilitating maintenance.

Power for everyday equipment
40A relays are ideal for :

  • powerful lighting
  • electric fans
  • petrol pumps
  • automotive accessories
  • industrial equipment

ATO fuses protect every circuit against overcurrent.

Robust industrial design
Made from high-strength PA66 plastic, the box withstands vibration, heat and severe conditions.

Quick, clean installation

  • cable routing from below
  • secure clip-on lid
  • interchangeable relay and fuse holders

Complete kit ready to fit
Supplied with :

  • 3 relays 40A
  • 3 fuses
  • all necessary terminals

⚙️ Technical specifications

  • Material: robust PA66 plastic
  • Maximum voltage supported: 48 volts
  • Number of relays: 3
  • Maximum current per relay: 40 amps
  • Relay type: conventional automotive 4 or 5 pin 12V
  • Number of fuses: 3
  • Fuse type: automotive standard (ATO)
  • Dimensions:
  • Length: 7 cm
  • Width: 7 cm
  • Height with lid: 8 cm
  • Quality: industrial
  • Cable management: underneath
  • Lid: clip-on

🧰 Applications

  • Automotive electrical installations
  • Racing cars
  • Agricultural machinery
  • Industrial machinery
  • Custom electrical projects
  • Wiring harness restoration

🔧 Discount Autosport advice

  • Identify each circuit before fitting
  • Choose the right fuses for each line
  • Use cables suitable for 40A
  • Crimp + solder terminals for maximum reliability
  • Test each circuit after installation

✅ Product benefits

✅ Clean and organised electrical circuits
✅ Reliable 40A high quality relays
✅ ATO fuse protection
✅ Robust PA66 industrial plastic
✅ Fast and professional installation
✅ Complete kit included
Compact and discreet
✅ Suitable for automotive, agricultural and industrial use

Weight 1 kg

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