new non sulphating battery from Soneil
It can be used at -40 C 1/3 the cost of Li 80% depth of discharge 1500 cycles https://soneil.com/wp-content/uploads/2018/07/12-EFSL-185.pdf
Forum Discussion
I checked on the price of a 270 amp-hour jar. $1,419.92 Cdn. Weight 154.3 lbs. Too rich for my blood.
