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Overkill Solar Reviews

5.0

(Rated by 1608 users)

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Aug 27, 2026
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Overall Rating

5.0

Base on 26 Reviews

5
37
4
15
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1
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Ratings by Feature

Recent Customer Reviews (26)

TM

tm510a

Oct 28, 2023

UpdateI have talked to Troy and we are working through the issue. It looks like it may resolve itself.

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TM

tm510a

Oct 27, 2023

Cannot get them to answer their emailsI have a problem with a 16s BMS and contacted their support and they got back with me quickly and wanted me to send some pics and I did but its been a few days with follow up emails and I can't get a response from anyone.

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JS

Jacob Simpson

Mar 19, 2023

Out of This WorldThe quality of these solar products is out of this world! The 100ah Lithium-Iron-Phosphate (LiFePo4) Cell is a true gem. I feel like I'm living in the future.

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MS

Matthew Severson

Mar 17, 2023

Great Selection of Industrial LiFePo4 CellsI was looking for high-quality LiFePo4 cells for my DIY battery assembly, and I found exactly what I needed at this company. The industrial LiFePo4 cells are top-notch and have a 100ah capacity, which is perfect for industrial electric vehicles and mobile solar applications. The company also offers custom crimped ends on the silicone wire, which is a nice touch. Great selection!

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KH

Klaus Holtzmann

Mar 16, 2023

A Cut Above the RestThe products are durable, reliable, and easy to use. I'm officially a fan!

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RH

Richard Heidel

Mar 15, 2023

App-tasticThe iPhone and Android apps are so user-friendly! I was able to monitor my battery levels and adjust settings on the go. I feel like a tech genius now.

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RM

Robert McKinney

Mar 15, 2023

Tesla BMS kit and a 500 Amp Inverter Cable SetThe silicone wire with custom crimped ends is also a nice touch. But what really sets this company apart is their support resources. The iPhone app and Android app are both very helpful, and the USB module to PC/desktop application is a great way to keep track of my DIY solar projects.

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SC

Stephanie Cash

Mar 15, 2023

A+ product!Overkill Solar's industrial LiFePo4 cells saved my butt during a power outage. I was able to keep my phone and computer charged without any issues. The threaded terminals made installation a breeze. A+ product!

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JB

Joshua Braun

Mar 15, 2023

User-Friendly iPhone and Android AppsThe iPhone and Android apps offered by this company are both extremely user-friendly and helpful. They provide easy access to all the resources I need for my DIY solar projects, including product manuals, software downloads, and support resources. I especially appreciate the USB module to PC/desktop application, which makes it easy to keep track of my projects on my computer.

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EW

Ellie Winter

Mar 12, 2023

Impressive Battery Management SystemThe 4s BMS 120a LifePo4 with M6 Threaded Terminals from this company is hands down the best battery management system I've used for my DIY battery assembly. It's easy to install, and the M6 threaded terminals make it very convenient for connecting to my LiFePo4 cells. Plus, it can handle up to 120 amps of continuous charge, which is perfect for my needs.

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