Electrical Fault Finding & Repairs in Hertfordshire
At ATS Electrical & Security Ltd, we provide reliable electrical fault finding and certified repair services for homes and businesses across Hertfordshire. From tripping circuits and power outages to faulty sockets and lighting issues, our NICEIC-approved electricians ensure fast, safe, and lasting solutions.
We proudly serve Watford, St Albans, Hemel Hempstead, Harrow, Rickmansworth, Chorleywood, Abbots Langley, Bushey, and the wider Hertfordshire area.
Common Electrical Faults We Fix
Our electricians are highly experienced in diagnosing and repairing electrical issues, including:
✅ Tripping fuse boards & RCD faults
✅ Flickering or faulty lighting
✅ Damaged sockets & switches
✅ Power outages & partial loss of power
✅ Faulty wiring & overheating circuits
✅ Appliance-related electrical faults
Why Choose Our Certified Repairs?
When you book fault finding in Hertfordshire with us, you get:
✅ NICEIC-certified testing & repair work
✅ Full diagnostic reports & safety certification
✅ 24/7 emergency electrician availability
✅ Transparent pricing with no hidden costs
✅ Local experts based in Watford, covering Hertfordshire
If your electrics keep tripping, sockets feel warm, or lights flicker, you likely have an underlying fault that needs diagnosing.
Yes, we offer 24/7 emergency callouts across Hertfordshire for urgent electrical problems.
Absolutely. All work is tested and certified to comply with UK wiring regulations (BS 7671).
In most cases, we can provide same-day service in Hertfordshire, with emergency response available within hours.
Trusted Electrician in Hertfordshire. Contact Us Today
Areas We Cover in Hertfordshire
Watford (WD17, WD18, WD24, WD25)
St Albans (AL1–AL4)
Hemel Hempstead (HP1–HP3)
Harrow, Stanmore & Bushey (HA postcodes)
Rickmansworth, Chorleywood & Abbots Langley
The wider Hertfordshire region
Our residential & commercial electricians in Hertfordshire can help with:
Why Choose ATS Electrical & Security Ltd?
At ATS Electrical & Security Ltd, we pride ourselves on providing every customer with a professional, tailored service. Our focus is on delivering affordable, certified electrical solutions that keep your property safe and compliant at all times. Thanks to the trust and positive feedback from local homeowners and businesses, we’ve become one of the most reputable electricians in Watford, covering the wider Hertfordshire area.
Whether you’re looking for a residential electrician in Hertfordshire for rewiring, consumer unit upgrades, or lighting installations, or a commercial electrician in Hertfordshire for office, retail, or industrial projects, our NICEIC-approved team is here to help. For urgent callouts, we also provide a fast-response emergency electrician service in Hertfordshire—available 24/7.
Get a Free Quote
Need electrical fault finding or certified repairs in Hertfordshire? Contact ATS Electrical & Security Ltd today on 07708 187989 or request a free online quote.
Areas We Cover
We proudly serve Hertfordshire and nearby areas, including: