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Some knucklehead didn't connect B- to the battery main negative All good now thank you both

Has anyone drilled into the cross bars that run the short length of the panel?

Did you end up using this box... Any photos of finished build?

I'm mounting 2 panels on a radar arch and looking for ideas for install. The top of the arch isn't big enough to fasten all corners I have aluminum angle and contemplating creating a 1 piece frame from aluminum sheet, attaching panels to sheet and sheet to arch Also thinking of attaching...

Using REC Alpha Black 395AA panels Specs in photos 395w ~9a ~42v Measure 1m x 1.8m About 21% efficiency

I used rubber washers between steel and aluminum. 1 inch unistrut with 2 panels Pair of 395AA REC panels. Also primed & painted the unistrut and clamps. Intend to paint the panel frames also. Thanks for the advice, I'm taking off for the Caribbean with 790w solar and 600ah of battery for a...

All voltages test correctly at cells and at connector. All cells balanced JBD 200a 4s Only balance leads and BT connected so far

Why did this thread not gain any traction? I was super interested in hearing about opinions of top balancing to 3.425 amps instead of 3.6

To mint these panels on top of arch: Can I use regular unistrut clamp/hanger or will that not work when mounting strut on top of pipe

I'd like to secure my batteries either in a plastic battery case or using tie downs. I don't want to build a wooden battery box What do you use to keep your batteries still?