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opnspaces's avatar
opnspaces
Navigator II
Aug 14, 2019

Using an automotive battery charger when onboard fails

Many times we see posts here about somebody experiencing a failed built in battery charger while out on vacation. Invariably we suggest buying or using a cheap automotive battery charger to keep the R...
time2roll's avatar
time2roll
Nomad
Aug 15, 2019
My smart charger records time in the bulk phase. Next it will hold absorption (14.6v) for 1.5x the bulk period. Next it limits current to 2 amps and creeps up to 16 volts for half the bulk time measured earlier. Then drops to 13.4 and will use full 20 amp rated power as needed. Minimum bulk time is 30 minutes. I think my battery is full.

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