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Electrical Fault Finding in Colchester & North Essex

Fast, methodical diagnosis and repairs for domestic and commercial electrical faults.

Fault finding and electrical repairs

Gray Logic Electrical is based in Colchester and provides electrical fault finding across North Essex and nearby areas. If you’re dealing with tripping circuits, flickering lights, partial power loss, or unexplained outages, we’ll identify the cause and put it right safely.

Faults can be disruptive — and guessing can make things worse. We use a structured approach to locate the issue, explain what’s failed, and carry out repairs that are appropriate for the circuit and the installation.

Common faults we investigate

  • RCD/RCBO/MCB tripping
  • Loss of power to sockets or lighting
  • Flickering or dimming lights
  • Burning smells, overheating accessories, buzzing
  • Outdoor circuit faults (garden sockets, lighting, sheds)
  • Intermittent faults and nuisance trips

Domestic and commercial support

  • Homes: restore safety and normal use quickly, with tidy repairs and clear advice.
  • Businesses: reduce downtime by identifying the fault efficiently and making safe repairs, with follow-up recommendations where needed.

How we work

  • Safe isolation and checks before work starts
  • Targeted testing to narrow down the fault (rather than trial-and-error)
  • Repair or make-safe depending on the situation and parts required
  • Clear explanation of what caused the issue and any remedial work recommended


Why choose Gray Logic

  • Safety first: faults assessed and resolved with the right precautions.
  • Efficient diagnosis: a structured process to reduce time spent chasing the problem.
  • Proper repairs: fixes designed to last, not quick resets.
  • Qualified and insured: work carried out to UK standards (BS 7671 where applicable).

Book fault finding

If you need electrical fault finding in Colchester or North Essex, contact us with:

  • what’s happening (tripping, no power, flicker, etc.)
  • whether it’s domestic or commercial
  • any recent changes (new appliance, recent works, water ingress)

…and we’ll advise the next step and arrange a visit.

What you’ll get with Gray Logic

  • Methodical fault finding and repair
  • Transparent pricing
  • Quality parts where replacements are needed
  • Workmanship warranty (details confirmed in your quote)
  • Certification/testing where the work requires it

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