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Electrical

How to Fit a Garage Power Supply

Quick Answer

Install a consumer unit in the garage, run SWA cable, and connect to the house supply.

How to troubleshoot How to Fit a Garage Power Supply

A garage power supply allows you to work safely and conveniently. This guide covers installing power to a garage.

Step-by-Step Fix

  1. Plan the cable route from the house to the garage.
  2. Dig a trench and lay SWA cable.
  3. Install a consumer unit in the garage.
  4. Connect the cable to the house consumer unit.
  5. Install sockets and lighting in the garage.
  6. Test the circuit and RCD protection.

Common Error Codes

CodeMeaningResolution
Power trips regularlyFaulty appliance or cableCheck appliances and cable integrity.
No powerConnection faultCheck all connections.

Frequently Asked Questions

Can I install garage power myself?

Only if you are qualified; otherwise, use a registered electrician.

What size cable do I need for a garage?

Typically 2.5mm or 4mm SWA, depending on the load.