Electrical Inspection Testing London Surrey
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⚡ BS 7671 Certified

Inspection & Testing

London & Surrey

Full electrical inspection and testing to BS 7671 18th Edition standards across London & Surrey. Identify faults before they become dangerous.

NAPIT Certified
Fully Insured
Same-Day Available
Certificates Issued Same Day
London & Surrey
About This Service

Inspection & Testing in London & Surrey

Electrical inspection and testing goes beyond a visual check — it involves a comprehensive series of tests on your electrical installation to verify it is safe and compliant with current regulations. Our NAPIT-certified engineers carry out full inspection and testing programmes across London and Surrey, including insulation resistance testing, earth continuity testing, polarity checks, loop impedance testing and RCD testing. Whether you're buying a new property in Richmond, renovating in Ealing, or managing a commercial premises in Guildford, our thorough inspection service gives you complete confidence in your electrical installation.

Comprehensive Testing

Full suite of electrical tests including IR, loop impedance, RCD and polarity.

Detailed Reports

Clear, jargon-free reports with all test results and observations.

BS 7671 Compliant

All testing carried out to the 18th Edition wiring regulations.

Pre-Purchase Surveys

Ideal for homebuyers wanting to know the condition of a property's electrics.

Commercial & Domestic

We inspect homes, offices, retail units and industrial premises.

London & Surrey

Covering TW, W, KT, GU postcodes. Fast booking, same-day reports.

Inspection & Testing

London & Surrey

NAPIT Certified
Same-Day Certificate
No Hidden Charges
Fully Insured
⚡ GET A QUOTE020 1234 5678
Why TW Electrical

Precise. Professional. Thorough.

Our engineers use the latest calibrated test equipment and follow a rigorous inspection methodology. We've inspected hundreds of properties across London and Surrey — from Victorian terraces in Twickenham to modern commercial units in Guildford. Every inspection is documented in full, with clear explanations of any issues found and practical recommendations for remedial works.

20+
Years Experience
500+
Jobs Completed
5★
Google Rating
5–10pm
Out of Hours
Electrical inspection London
300+
Inspections This Year
Customer Reviews

What Our Clients Say

“Pre-purchase electrical inspection on our new home. Very thorough, found a couple of issues the surveyor missed. Report was clear and detailed. Excellent service.”

David K.

Ealing · Electrical Inspection

“Full inspection of our Victorian terrace. The engineer was incredibly thorough and explained everything clearly. Gave us real peace of mind.”

Rachel P.

Richmond · Electrical Inspection

“Commercial inspection for our office premises. Professional, efficient and the report was with us the same day. Highly recommend.”

Chris W.

Kingston · Electrical Inspection

“Inspection and testing for our Surrey property. Very professional, found an earthing issue that needed attention. Fixed on the same visit. Great service.”

Anita S.

Guildford · Electrical Inspection

FAQ

Common Questions

Get In Touch

Request a Quote

Tell us what you need and we'll get back to you with a competitive quote. Most Inspection & Testing jobs can be booked within 24–48 hours across London & Surrey.

Transparent Pricing

Schedule of Rates

Clear, honest pricing for all our electrical services. All prices exclude VAT unless stated. For a tailored quote, contact us directly.

Domestic EICR

Up to 6 circuits (incl. 1 consumer unit)From £250 + VAT
Each additional circuit (after 6)£25 + VAT
Additional fuse board / consumer unit£60 + VAT
Per circuit on additional board£25 + VAT
Outbuildings with extra circuits/boardsSame rates apply

Estimated Time on Site

1 bed flat / studio / house2–3 hours
2 bed flat3 hours
2 bed house3–4 hours
3 bed house4–5 hours
4 bed house5–6 hours
5 bed house6 hours / full day

Times are estimates and exclude time required to complete and issue certification.

Before attending, we ask clients to send a clear photo of the consumer unit so we can estimate pricing and time on site accurately.

Commercial EICR

1–5 circuits (incl. 1 distribution board)From £250 + VAT
Each additional circuit£25 + VAT
Additional distribution board£60 + VAT
Per circuit on additional board£25 + VAT

Additional Charges

Parking and congestion charges are billed directly to the client or landlord at cost. Please advise us of any parking restrictions or charges at the property prior to the visit.

Need a Quote?

Not sure how many circuits your property has? Send us a photo of your consumer unit and we'll give you an accurate price before booking.

Call for a Quote

All prices exclude VAT at the current rate. Prices are subject to survey and may vary based on property size, access and specification. A clear quote will always be provided before work commences.

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