DC-DC Charger Sizer
Find the right DC-DC charger for alternator charging based on your battery bank, driving habits, and system voltage.
Battery System
Ah
50%
10%25%50%75%100%
Battery Chemistry
3hrs
0.535810
Voltage Configuration
Alternator (Vehicle)
House Battery
3m
0.535810
Custom Charger (Optional)
Sizing Result
Required Current
37
A
Charge Time (Best Match)
2.8
hours
Wire Gauge
16 mm²
Matches
4
chargers
Compatible DC-DC Chargers
Best Match
Renogy 12V 40A DC-DC
MPPT SolarIgnition
Output
40A
In → Out
12V → 12V
Solar Max
300W
Solar Voc
25V
Victron Orion-Tr Smart 12/12-30
Ignition
Output
30A
In → Out
12V → 12V
Victron Orion XS 12/12-50
MPPT SolarIgnition
Output
50A
In → Out
12V → 12V
Solar Max
400W
Solar Voc
50V
Renogy 12V 60A DC-DC
MPPT SolarIgnition
Output
60A
In → Out
12V → 12V
Solar Max
500W
Solar Voc
50V