Reliable Electrical Services Across Long Island
DF Power provides licensed and insured residential and commercial electrical work, including repairs, panel upgrades, EV chargers, lighting, generators, and emergency service.
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Full-Service Electrical Work for Long Island
From a single outlet repair to a full commercial fit-out, DF Power handles every aspect of residential and commercial electrical work — safely, on schedule, and to code.
Electrical Repairs
Diagnostics and repair for outlets, switches, breakers, and faulty wiring — completed to NEC code.
- Outlet & switch repair
- Breaker replacement
- Wiring troubleshooting
Panel Upgrades
200A service upgrades and sub-panels to safely support modern electrical demand.
- 100A to 200A upgrades
- Sub-panel installation
- Meter & service work
EV Charger Installation
Level 2 home charger installs for Tesla, ChargePoint, and all major brands.
- Tesla & universal chargers
- Dedicated 240V circuits
- Permit & inspection
Lighting Installation
Interior and exterior lighting — recessed, fixtures, landscape, and security.
- Recessed & LED retrofits
- Fixture replacement
- Outdoor & security lights
Generators
Whole-home standby and portable generator installation with transfer switches.
- Standby generator installs
- Automatic transfer switches
- Annual service
Commercial Electrical
Service upgrades, tenant fit-outs, and code corrections for Long Island businesses.
- Tenant build-outs
- Code corrections
- Service & maintenance
New Construction Wiring
Complete rough-in and trim-out wiring for new builds, additions, and renovations.
- Full rough-in wiring
- Trim & device install
- Inspection ready
24/7 Emergency Service
Fast response for power outages, sparking panels, burning smells, and storm damage.
- Power loss response
- Storm damage repair
- Safety hazard fixes
Our Work
Real projects completed by DF Power across Long Island. Click any photo to view larger.
Why Long Island Homeowners & Businesses Choose DF Power
We're a local electrical contractor focused on doing the job right — safely, on time, and at a fair price.
- Licensed and insured electrical work
- Fast response times across Long Island
- Clean, respectful job sites
- Honest, up-front pricing
- Residential and commercial experience
- 10+ years of hands-on experience
Need Electrical Help Fast?
For urgent electrical issues, call DF Power for fast service across Long Island.
Service Area
DF Power serves homeowners and businesses throughout Long Island, including:
- Suffolk County
- Nassau County
- Huntington
- Babylon
- Islip
- Smithtown
- Brookhaven
- Hempstead
- Oyster Bay
- Patchogue
- Garden City
- Port Jefferson
- Massapequa
- Lindenhurst