First Source Electrical

Check out the latest electrical industry news, market trends, and policy updates straight from NECA (National Electrical Contractors Association). Whether it's jobsite safety or tech innovations, keeping your crew informed is half the battle.

📖 Read the latest updates here: https://www.necanet.org/news-media

Need wire for your next project? We've got you covered.

From massive reels of feeder cable to standard branch circuit wire, our Houston warehouse racks stay fully stocked to keep your jobs moving forward on schedule.

Skip the long manufacturer lead times and get your pulls done on time.

📞 (713) 300-7777

From circuit breakers and contactors to limit switches and heavy-duty disconnects, First Source Electrical is your direct local source for Siemens power and control solutions.

Build with confidence using industrial-grade components designed for maximum performance, safety, and reliability.

Holiday Notice: First Source Electrical will be closed on Monday, September 7th in observance of Labor Day. We will reopen with normal business hours on Tuesday, September 8th.

Make sure to stop by our counter or call in your orders before the weekend so your trucks and jobsites stay fully stocked! We wish all of our local contractors and partners a well-deserved, safe holiday weekend.

Save time on the panel with Siemens Insta-Wire breakers. ⚡ Engineered with screws delivered backed out, these breakers let you insert wire immediately and torque down fast—shaving valuable minutes off every installation.

Upgrade your install speed today! Order online or swing by the Will Call counter.

📞 (713) 300-7777 | 💻 www.fs-electrical.com

No long lead times, no project pauses.
📦 In stock now: all the cable you need for your jobs. From small residential runs to massive commercial pulls, our Houston warehouse racks are fully loaded and ready to keep your project moving.

Check stock online or give our team a call to schedule your pickup or jobsite delivery! 📞 (713) 300-7777 | 💻 www.fs-electrical.com

Proud to be Houston’s favorite electrical supplier!
We supply the trade with top-quality gear:
🧰 Tools
🔌 Enclosures & Boxes
⚡ Wire & Cable
💡 Ballasts
🔩 Lugs, Plugs & Connectors

Whether you need counter service, project management support, or jobsite delivery, we’ve got your back every step of the way.

Save yourself a mid-day supply run. From the master panel down to the finish trim, we stock the everyday essentials your crew can’t build without. Stop by the counter or order ahead for will-call to load up on:

⚡ Circuit Breakers (Fully stocked with the industry's top brands)
🔌 Electrical Boxes & Enclosures
🌐 Data Wiring & Cat Cables
🧰 Essential Hand Tools & Testing Equipment

We are wiring you for success with a massive inventory of heavy-duty Encore Wire right here in our Houston warehouse. Whether you're pulling feeder cable for a commercial development or roughing out a residential property, we have the colors, gauges, and lengths you need in stock.