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I finally put my battery together, this is the second design. On the first design the terminals came through the top of the battery box which was a pain because there was very little room between the battery top and the lid of the box. The battery cables inside the box had to be so short to fit...

I am putting together a battery and power system from my RV. I have purchased 4 of the 190AH batteries that Will has recommended on his web site. I am trying to figure out the best BMS and connection design so that I can build my systems when the batteries arrive. I will have the following...

I purchased a PS Lithium charger before I joined here and found out that it is just a 14.6V power supply and not a charger. I have a DC-DC charger so the PD converter will only be use the limited times when I am at a place with plugins or charging at home when the camper is off of the truck. I...

I have a Chargery BMS8T for sale. Included are all of the parts and cables except for the shunt. I was using the shunt for my BMV712 so I tossed the original shunt. You can order a shut from Victron or other suppliers. Included are the relay delay board, a small relay board that drives the main...

I have a Chargery BMS8T-300 and I two TE contactors with the energy saver circuit. I am using the relay delay board to precharge the inverter capacitors. I wanted a easy way to disconnect the charge and discharge contactors so I have a toggle switch on each ground wire from the contactor coil...