Recent content by MrHappy

Thank you for the valuable information! It is in my pipeline to insulate the battery room and in the future there will be a boiler room beneath it so the excess heat from that will probably be enough in wintertime, but that is a few years ahead. I hope I will finish the insulation project before...

Hi all. I have a battery bank of 32 75Ah AGM batteries configured in a 24V system. I'm quite baffled to read in the spec sheet that charging temperature is 0~40°C while discharging temp is -15~50°C. How sensitive are they really below zero? Can I trickle charge them to keep them topped up or...