Battery cut-off switch and Solar ?
I have a battery cut-off switch installed between battery bank positive distribution post (all batteries cabled to posts with equal length cables) and the main distribution block (where I have the fee...
Forum Discussion
And just the opposite during installation. With an MC4 disconnected I wired the panel wires to the switch and controller. Checked, double checked and triple checked the wiring for polarity. With the panel and battery switches off connect the MC4 connector. Now with a voltmeter recheck the polarity to the switch. Then battery switch on then the panel switch on. Success! :B
