NICEIC Registered · BS 7671 18th Edition · Penryn, Cornwall
DT-Electrical is a qualified, fully registered electrical contractor based in Penryn — covering Falmouth, Truro, Redruth and across Cornwall. Domestic and commercial installations, inspection & testing, and complete landlord compliance.
What we do
Whatever the job, it's installed, tested and certified to the current regulations — with the paperwork to prove it.
Rewires, consumer unit (fuse board) upgrades, extra sockets and lighting, fault finding and repairs — clean, tidy work in occupied homes.
Landlord safety reports, periodic inspections and portable appliance testing — produced promptly with the digital certificate you need on file.
Supply, install and commission home and workplace EV chargers — load assessed and protected correctly for a safe, future-proof charge point.
Grade D alarm systems designed, installed and serviced to BS 5839-6 — interlinked smoke, heat and CO detection for rented and family homes.
Shops, pubs, restaurants and units — distribution board upgrades, three-phase work, full rewires and reinstatement, with weekly progress invoicing on larger projects.
Smart heating, lighting and energy monitoring using the Shelly ecosystem — practical automation that's reliable and genuinely useful day to day.
For landlords & letting agents
DT-Electrical looks after portfolios across Falmouth and Truro for private landlords and letting agents alike — handling EICRs, fire alarm servicing, PAT testing and the remedial work in one place, with renewal dates tracked so nothing slips past its due date.
Prefer a fixed monthly cost? The Property Care Plan rolls your statutory checks into one simple retainer.
Talk to us about your portfolioWhy DT-Electrical
NICEIC registered and working strictly to BS 7671. Every installation is fully tested and comes with a digital certificate for your records.
Run from Penryn by Dave Trewin — a familiar local face, not a national call centre. You deal with the electrician doing the work.
Tidy work, plain-English quotes with no surprises, and a 10-year warranty on new wiring and workmanship.
Where we work
Based at Unit 3, The Mill in Penryn — regularly working throughout the surrounding towns and villages.
Get in touch
Send an enquiry and it drops straight into our booking system — or call and email Dave directly for a free, no-obligation quote.
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