Electrical Panel Upgrades
200A and 400A service upgrades, code-compliant and permitted.
Overview
An aging or undersized panel limits everything — from EV chargers to induction ranges to HVAC. Flash Power LLC upgrades hundreds of panels each year across Maryland, DC, and Virginia, including utility coordination and same-day cutovers.
What's included
- 100A → 200A and 200A → 400A upgrades
- Federal Pacific, Zinsco, and Challenger panel replacement
- Square D, Eaton, and Siemens panel installs
- Meter base, mast, and service entrance replacement
- Whole-home surge protection included
- Utility coordination with Pepco, BGE, Dominion, and Washington Gas
Our process
- 1. Load calculationWe perform a NEC load calc and recommend the right service size.
- 2. Permit & utility coordinationWe pull the permit and schedule the utility disconnect/reconnect.
- 3. Single-day installMost panel upgrades are completed in one day with the home re-energized by evening.
- 4. Inspection & closeoutWe meet the inspector, close the permit, and email you the closed permit copy.
Financing Available
Spread this project across affordable monthly payments.
Qualified customers can finance through Acorn Finance with quick, soft-pull pre-qualification — no impact to your credit score.
FAQ
Electrical Panel Upgrades — FAQs
Areas We Serve
Electrical Panel Upgrades across MD, DC & Northern VA
Local, licensed electricians delivering electrical panel upgrades in every DMV neighborhood we cover.
Electrical Panel Upgrades in Bethesda, MD
Electrical Panel Upgrades in Potomac, MD
Electrical Panel Upgrades in Rockville, MD
Electrical Panel Upgrades in Silver Spring, MD
Electrical Panel Upgrades in Arlington, VA
Electrical Panel Upgrades in Alexandria, VA
Electrical Panel Upgrades in McLean, VA
Electrical Panel Upgrades in Falls Church, VA
Electrical Panel Upgrades in Chevy Chase, MD
Electrical Panel Upgrades in Tysons, VA
Electrical Panel Upgrades in Fort Washington, MD
Electrical Panel Upgrades in National Harbor, MD
Electrical Panel Upgrades in Oxon Hill, MD
Electrical Panel Upgrades in Clinton, MD
Electrical Panel Upgrades in Camp Springs, MD
Electrical Panel Upgrades in Temple Hills, MD
Electrical Panel Upgrades in Suitland, MD
Electrical Panel Upgrades in Largo, MD
Electrical Panel Upgrades in Capitol Heights, MD
Electrical Panel Upgrades in District Heights, MD
Electrical Panel Upgrades in Springfield, VA
Electrical Panel Upgrades in Fairfax, VA
Electrical Panel Upgrades in Annandale, VA
Electrical Panel Upgrades in Franconia, VA
Electrical Panel Upgrades in Kingstowne, VA
Electrical Panel Upgrades in Mount Vernon, VA
Electrical Panel Upgrades in Burke, VA
Electrical Panel Upgrades in Lincolnia, VA
Electrical Panel Upgrades in Bailey's Crossroads, VA
Electrical Panel Upgrades in Seven Corners, VA
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