Best Electrical Supplies UK (2026) — Page 4
Sockets, cabling and testers for UK home electrical work.
Read our full Best Circuit Tester UK guide.

#19 Pick
Defender E86465 13A 4 Way Light Industrial Cable Reel, 240V, 20mRated 4.6 out of 5 stars (870)
Currently unavailable
Pros
- 20m cable reaches sheds, garages and the far end of the garden
- Four recessed sockets keep plugs protected from knocks
- Thermal cut-out protects against overload on site or at home
Cons
- Heavier and bulkier than a basic extension lead

#20 Pick
Masterplug Eight Socket Surge Protected Extension Lead, 2 Metres, WhiteRated 4.6 out of 5 stars (4,200)
£17.35
Pros
- Eight sockets spread across a home office or entertainment unit
- Surge protection with an indicator light shields sensitive electronics
- Thermal cut-out and shuttered sockets meet BS 1363-2 safety standards
Cons
- Compact rectangular design still needs a fair amount of wall or floor space

#21 Pick
Knightsbridge CU2000 Curved Edge 10A 1 Gang 2 Way Light Switch, 230V, WhiteRated 4.6 out of 5 stars (320)
£3.37
Pros
- Curved edge white finish matches most standard UK fittings
- Antimicrobial faceplate stays hygienic on frequently touched switches
- Compliant with UK wiring regulations for straightforward replacement
Cons
- Must be fitted by, or notified to, a qualified electrician under Part P

#22 Pick
Klein Tools NCVT2P Dual Range Non-Contact Voltage Tester, 12-1000V AC, Visual and Audible IndicatorsRated 4.6 out of 5 stars (420)
£24.46
Pros
- Dual voltage range detects both low and standard household voltages
- Bright flashing LED and audible alarm confirm live wires at a glance
- Auto power-off extends battery life between jobs
Cons
- Non-contact testers should be checked against a known live source before relying on a reading

#23 Pick
UK Mains Socket Tester 240v Polarity Test / 3 Pin Plug House Electrical WiringRated 4.3 out of 5 stars (1,280)
Currently unavailable
Pros
- Plugs straight into any UK socket to check live, neutral and earth wiring
- Quick way to spot faulty wiring before buying or renting a home
- No batteries or setup needed
Cons
- Basic LED read-out only, no digital fault diagnosis

#24 Pick
Masterplug Pro-XT Four Socket Open Cable Reel Extension Lead with Winding Handle, Thermal Cut Out and Power Switch, 25 Metres, GreenRated 4.6 out of 5 stars (2,340)
£38.00
Pros
- 25m of high-visibility cable reaches the far end of the garden or garage
- Thermal cut-out and power switch protect against overload
- Four sockets run several tools or garden appliances at once
Cons
- Bulky reel takes up more storage space than a coiled lead