michael b.
6/7/2025
I bought from them when they were Tandem Solar, worked with maybe everyone one at the firm (Sean, Greg, Sarah). I researched every DIY seller on the net, Tandem was by far the most price...
Sun Supply PV
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(39)
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3543 Old Conejo Rd Ste 104
Newbury Park, CA 91320
Tandem Solar Systems is a wholesale solar components division of Tandem Solar, Inc., offering solar inverters, modules, and racking at competitive prices. With strategic partnerships and a large inventory, they provide technical expertise and procurement solutions for solar installations, catering to both professional installers and customers who prefer a DIY approach. Tandem Solar Systems is known for their customer service and commitment to open communication, ensuring a smooth and successful experience for their clients.
With a focus on staying ahead of solar market trends, Tandem Solar Systems takes the worry out of inventory shortages and lead times, allowing businesses and installations to run smoothly. Their dedication to customer service sets them apart from other distributors, as they prioritize open dialogue and transparency. By offering top-quality products, expertise, and exceptional customer service, Tandem Solar Systems aims to help businesses grow and succeed in the solar industry.
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Reviews
4.539 reviewsSam L.
7/25/2025
Found this company on the web by chance. Ended up purchasing our entire system from them. Our sales agents Kourtnee and Sean are amazing. Everything was correct. Delivery was fast, amazing pricing
Alexei K.
6/30/2025
Best prices even compared to the Internet stores (ordered PV modules racking stuff). Fast delivery - I've got the parts on the second day after ordering. I highly recommend them.
JayJahy M.
10/1/2023
I used Tandems service a couple years ago to replace some aging BP solar panels that were outdated with some more powerful panels. . I also got some new racking and the wiring to accomplish the...
Ed H.
4/7/2022
I ordered a single 400w panel for my project. Since I'm in Southern California, shipping was included, and it arrived quickly with a friendly and helpful delivery driver. I'm new to solar...
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