• Welcome to Our Site
    Welcome to Our Site
    At Trinity Electric Supply Co., LLC, our customers are important to us. We provide a full line of electrical components, parts and materials with superior service. Industry expertise includes government, industrial processing plants,/manufacturing, retail, O.E.M., commercial office buildings, utility companies and new construction.
  • What We Have to Offer
    What We Have to Offer
    We are committed to remaining on the cutting edge of technology, offering the newest electrical products available, so we can effectively meet the complex and expanding needs of our customers.
  • We Are Service Excellence
    We Are Service Excellence
    We work hard to provide you quality service and competitive pricing. Our experts are commited to the customer, which allows us to consistently provide exceptional service and is the primary reason for our success.

    You will find what you need at Trinity Electric Supply , Co.


“[Tesco] built a personal connection with us and made sure we got the right products.”

John H.


Here at Trinity Electric Supply Company, Dallas, Texas, we have established a leadership position in the electrical industry by consistently meeting our responsibilities and commitments to our customers, manufacturers and employees.

Our customers are assured that the products and services offered by us represent the top manufacturers in the electrical industry.

latest news

We’re very excited to present the new design for Trinity Electric Supply Company’s website. The u..

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