First Source Electrical

In observance of Memorial Day, we will be closed on Monday, May 25, 2026. We will resume normal business hours and delivery services on Tuesday, May 26, 2026. Please plan your orders and will call pickups accordingly so your jobsites stay running smoothly through the holiday weekend.

We thank you for your continued business and wish you, your crew, and your family a fun and safe holiday weekend!

We are more than just a warehouse—we are your full-service electrical partner. From our fleet of delivery trucks to our expert support staff, First Source Electrical is built to power your success.

Call us to learn more about these available services! (713) 300-7777

Big projects need a big partner. As your First Source supplier, we maintain a massive local inventory to ensure you never have to put a project on pause. Whether you're wiring a single-family home or a major commercial complex, our Houston warehouse is stocked and ready to serve you.

We are experts in material management whether it is for an OEM Requirement or a major construction project.

We will stock and deliver the electrical material critical to your business or project. We even have a specialized Projects Material department in our warehouse that handles all Residential, Commercial, & Industrial projects.

Let First SOURCE work with you to reduce your inventory investment, improve your productivity, and contribute to your success!

First Source First Source Electrical - Material Handling

Upgrade your next residential or commercial project with Hubbell Pop-Up Counter Plugs. Whether it’s a kitchen island or a high-end boardroom table, give your clients "power and convenience right where they need it" without sacrificing counter space.

Available now at our Houston counter:
RCT600
RCT200

Call to order: (713) 300-7777

Our 111,000 sq. ft. Houston distribution center is fully stocked and ready to fuel your next big build. From core components to project-specific gear, we have the inventory to keep your crew moving.

Our Dueling Blackstones Cook Off is a wrap and would like to congratulate our bracket winners, Team Short Stack - Jesse and Jennie!

We also want to send a massive THANK YOU to:
- Our Amazing Team: This event wouldn't have been possible without the hard-working crew at First Source Electrical / Winsupply who managed the grill, organized the brackets, and kept everything running smoothly behind the scenes.
- Our Loyal Customers: Thank you to everyone who joined us to grab some breakfast, cast your votes, and talk shop.

Stay tuned for upcoming events!

Thank you to everyone who came to our first round of the Breakfast Cook Off! 🥞 🥓 🍳 Join us next week for free breakfast and to vote on who advances to the next round.

Tomorrow, we’re heating things up, and you’re invited to the table! Join us every Tuesday and Wednesday in March for a free breakfast while you pick up your will call orders.

We’re putting our skills to the test with Dueling Blackstones, and we need YOUR help to decide the winner. Come for the food, cast your vote for who moves on, and get your gear for the day.

- When: Every Tuesday & Wednesday in March (starting March 10th)
- Where: First Source Electrical / Winsupply
- The Perk: Free breakfast while you grab your supplies!

Call ahead to get your order ready for will call: (713) 300-7777.

Check out our digital line card and shop by brand!

First Source Electrical | Electrical Supply | Houston, TX First SOURCE Electrical is the only source you need in Houston for distribution in commercial, multi-family, residential and low-voltage electrical supplies.