Your DC Electrical Supplies Connection Since 1957
Our company was founded in 1957 in Washington, DC as a local, family-owned supplier of electrical products. In 2002, Dominion Electric Supply Company of Washington, LLC was formed. As our customers’ needs changed and evolved, so did our business. Today, contractors, builders, maintenance managers, and specifiers turn to us for residential and commercial lighting, switchgear quotations, electric heat systems, energy-saving solutions, and datacomm materials.
The 2020 pandemic spiked a boom in outdoor activities, especially individual activities like biking and kayaking. Kayak sales were up 51% in February 2021, compared to February 2020…this was after the previous 4 to 5 years had seen a small but steady decline in the paddle industry. So, we thought, “What a great time to […]Read More
Click the images above to learn more about our current sales promotions.
October is National Fire Prevention Month! Test the batteries in your smoke and/or carbon alarm. If your alarm is yellowed, or if you know it's more than 10 years old, it should be replaced. Because even if the battery works, the sensor may be ineffective due to dust, pollen, pet dander, cooking emulsions, insects, and lack of maintenance.
And when it comes to smoke and carbon monoxide alarms and fire extinguishers, we have you covered. Visit us today to update and upgrade your smoke and/or carbon alarms.
Areas of Expertise
Our experienced staff members are here to help you operate your business more easily, efficiently, and profitably. Turn to us for help with any of the areas below.
We'll help keep your projects on track, on budget, and on time while coordinating with other contractors' schedules.
Turn to us for communications cable, patch cables and panels, voice and data connectors, and more for your datacomm projects.
Switchgear / Power Distribution
You can trust our experience estimating, laying out, and managing switchgear projects.
Whether you need cable, pipe, fittings, or more, you have access to resources throughout the DMV to fill even the largest orders.
Facility & Energy Management
You can reduce your energy costs while improving efficiency. The more energy you're currently consuming, the more you'll save.
You'll get your best shot at winning bids backed by our thorough knowledge of government compliance and regulations.