Covering Cambridgeshire, the East of England & Greater London Call us: 07344 988182
NATIONALELECTRICAL LTD
Installation · Design · Testing

Safe, certified electrical work across London & the East of England

Qualified electricians for homes, landlords and businesses across Cambridgeshire, the East of England and Greater London. We install, design and test to BS 7671 and give you the right certificate for every job.

  • Free, fixed-price quotes
  • Certificate with every job
  • Domestic, commercial & industrial
  • Fully insured
Electrical Installation Condition ReportExample
Property3-bed rental, Cambridge CB1
StandardBS 7671 (IET Wiring Regs)
CircuitZs (Ω)IR (MΩ)RCD (ms)Result
1 Sockets ring0.42>99918✓
2 Lighting dn0.88>99921✓
3 Cooker0.3145019✓
4 Shower0.27>99917✓
Next inspection due in 5 yearsSATISFACTORY
FREE
Free, fixed quotesNo call-out charge to quote
7671
BS 7671 qualifiedIET Wiring Regulations
P
Part P notifiedBuilding Regulations sign-off
£
Public liability insuredCovered on every job
Who we work for

Electrical services for every kind of property

For homeowners

From a new socket to a full rewire, we work tidily, explain what we're doing and leave you with the right certificate. Notifiable work is registered with Building Control under Part P, so it won't cause problems when you sell.

Book a home visit
Our services

Everything electrical, from design to certificate

One team for the whole job. We can design the installation, fit it, test it and certify it.

Electrical design

Design, drawings and calculations for builders, architects and businesses.

Testing & EICR

What your electrical report means

An Electrical Installation Condition Report (EICR) checks wiring, sockets, protective devices and earthing against the current wiring regulations. Anything we find is given one of four codes.

C1
Danger presentRisk of injury. We make it safe straight away, before we leave.
C2
Potentially dangerousNeeds urgent repair. The report is unsatisfactory until it's fixed.
FI
Further investigationSomething needs checking more closely without delay.
C3
Improvement recommendedNot dangerous, but bringing it up to date would improve safety.

How often to test

Maximum time between inspections, based on IET guidance.

Rented homes (legal requirement)5 years
Owner-occupied homes10 years
Offices, shops & commercial5 years
Industrial premises3 years
Swimming pools & saunas1 year
Construction sites3 months

Also when you buy or sell a home, or at a change of tenancy.

How we work

From first call to certificate

  1. Tell us what you need

    Call or send the form. We'll ask a few questions and arrange a visit if needed.

  2. Free, fixed quote

    A clear written price with no hidden extras, usually within 48 hours.

  3. The work, done properly

    Qualified electricians, on time and tidy, with dust sheets down.

  4. Tested & certified

    Every job is tested and you get the certificate. Part P work is registered for you.

Areas we cover

Based in Cambridgeshire, working across the East of England and London

Can't see your town? We cover most of the region, so just ask.

Cambridgeshire BASE

  • Cambridge
  • Peterborough
  • Ely
  • Huntingdon
  • St Neots
  • St Ives
  • Wisbech

Suffolk

  • Bury St Edmunds
  • Newmarket
  • Ipswich
  • Haverhill
  • Sudbury
  • Mildenhall
  • Stowmarket

Norfolk

  • Norwich
  • King's Lynn
  • Thetford
  • Downham Market
  • Swaffham
  • Dereham
  • Wymondham

Essex

  • Chelmsford
  • Colchester
  • Saffron Walden
  • Braintree
  • Harlow
  • Great Dunmow
  • Witham

Hertfordshire

  • Royston
  • Stevenage
  • Hitchin
  • Letchworth
  • Baldock
  • Bishop's Stortford
  • Hertford

Bedfordshire

  • Bedford
  • Biggleswade
  • Sandy
  • Luton
  • Dunstable
  • Leighton Buzzard
  • Flitwick

Greater London

  • Barnet
  • Enfield
  • Haringey
  • Islington
  • Camden
  • Hackney
  • Tower Hamlets
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Get a free quote

Tell us about your job

We reply to every enquiry within one working day. For emergencies, please call.

HoursMon–Fri 8am–6pm · Sat 9am–1pm
Call 07344 988182Free quote