Electrical Guides
Honest, plain-English explanations from Devon's accredited electricians — CHAS approved and fully insured.
What is an MPAN number?
Find your MPAN, what each digit means & DNO lookup table.
Electrician call-out fee & day rate UK 2026
Honest UK pricing — call-out fees, day rates, JIB rates & emergency cover.
Electrical Competent Person Register
How Part P self-certification works & how to check your electrician.
EV chargepoint grant 2026
UK eligibility, £350 amount, workplace scheme & how to claim.
Hypervolt vs Ohme — which is best?
Honest 2026 comparison: solar, tariffs, app, price.
What is PAT testing? Full UK guide
Class 1 vs Class 2, legal requirements, costs & frequency.
When does a house need rewiring?
10 warning signs, age guidelines & 2026 rewire costs.
What is an RCBO? RCD vs RCBO
Complete guide to modern circuit protection.
What is an EICR? (EICR stands for…)
EICR certificates, codes and accreditation explained.
EICR codes — C1, C2, C3 & FI
What each code means and the landlord 28-day fix rule.
Dimplex Quantum & storage heaters
High heat retention storage heater installers in Devon.
RTS / Radio Teleswitch shutdown
What to do if your storage heaters stop charging.
Electric shower cable size guide
8.5kW – 12.5kW UK cable & RCBO sizing table.
Overloaded sockets safety guide
Warning signs, 13A rule and how to fix it.
Can I install my own EV charger?
UK rules, real install costs and the £350 OZEV grant.
Outdoor power sockets — full guide
IP66 weatherproof external sockets, costs & UK rules.
Why does my RCD keep tripping?
Top causes, when it's dangerous and how we fault-find.
EICR cost — 2026 UK price guide
Domestic, landlord & commercial EICR fixed prices.
How much does a house rewire cost?
2-bed to 5-bed rewire prices in Devon, fully certified.
PAT testing cost & per-item fees
Transparent PAT testing prices for offices, lets & HMOs.
Flickering lights — causes & fixes
When it's a dimmer fault and when it's dangerous.
Whole-house surge protection (SPD)
Protect every appliance from voltage spikes.
Fuse box, Part P & loop testing
Modern UK consumer units & the rules around them.
Solar panel cost UK 2026
Honest 4kW, 6kW & battery prices in Devon.
How many solar panels do I need?
Sizing by property, EV and heat pump.
Solar battery storage guide
Sizing, brands, backup power & cheap-rate stacking.