Welcome to TCESI!

We are proud to provide you with the best electrical supplies in the industry!

Stocked Showroom & Warehouse

Our friendly & knowledgeable counter staff will pull orders on the spot!

Quality Products & Superior Service

For almost 30 years, Tri-County Electrical Supply has been providing top of the line products & services.

Generac Generators

Stay ahead of the storm with our inventory of Generac-Residential, Winco – Commercial/Industrial, And Cummins – Commercial/Industrial generators for your home or business!

Specialists in Electrical Supply Products, Parts & Service

Since 1984, our family owned and operated electrical supply company has been providing unmatched customer service, brands and materials to the Tri-County area. With over 50 years of combined electrical industry experience, our dedicated staff is able to offer a wide range of knowledge and expertise to help you complete your task efficiently and at a competitive price.

Inventory Consistently Stocked with Quality Products

Our 25,000 sq. ft. warehouse is stocked with a large scale of electrical products from the best brands in the industry including 3M, Siemens, Lutron, Panasonic, Klein Tools, Wiremold to name a few; please view our line card for a complete list of our vendors. And, our inventory is consistently stocked with the latest quality products from these manufacturers. If you are unsure of the product that would be best suited for your needs, not to worry, visit our sales counter today and while you are there, our friendly and knowledgeable counter staff will answer any questions and pull your order on the spot! If you are unable to visit us, we offer free delivery to parts of PA, NJ and DE. And, there is a night box on-premise for your added convenience.

Customer Satisfaction is Our Top Priority!

Our comprehensive services stem from our values as a family owned and operated company and are what makes us an attentive and customer driven company that always has your complete satisfaction as our top priority. Along with being family owned and operated, we are a Certified Women’s Business Enterprise, certified with the city of Philadelphia, the Department of General Services as well as the Disadvantaged Business Enterprise. For more information on our electrical supply company’s background, please read more here.

If you have any questions about our service offerings, product lines, specials, credit application, or sales counter, please do not hesitate to get in touch with us today—215-443-8300 or customerservice@tcesi.com.

Offering delivery service to the Tri-State area!



Featured Manufacturers

Lotus Lighting

Knipex tools

Spring is here!

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