DC-DC charger by alternator
RV DC-DC Charger Size by Alternator Rating
Pick your alternator rating. Each page gives the charging current it can spare, the DC-DC charger that fits, what that puts back per hour of driving and the cable the run needs.
12 pages in this section.
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60A alternator
A 60 amp alternator supports about a 20A DC-DC charger, leaving enough output for the vehicle's own loads and staying inside the a
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80A alternator
A 80 amp alternator supports about a 30A DC-DC charger, leaving enough output for the vehicle's own loads and staying inside the a
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100A alternator
A 100 amp alternator supports about a 40A DC-DC charger, leaving enough output for the vehicle's own loads and staying inside the
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105A alternator
A 105 amp alternator supports about a 40A DC-DC charger, leaving enough output for the vehicle's own loads and staying inside the
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120A alternator
A 120 amp alternator supports about a 40A DC-DC charger, leaving enough output for the vehicle's own loads and staying inside the
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130A alternator
A 130 amp alternator supports about a 50A DC-DC charger, leaving enough output for the vehicle's own loads and staying inside the
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150A alternator
A 150 amp alternator supports about a 60A DC-DC charger, leaving enough output for the vehicle's own loads and staying inside the
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160A alternator
A 160 amp alternator supports about a 60A DC-DC charger, leaving enough output for the vehicle's own loads and staying inside the
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180A alternator
A 180 amp alternator supports about a 60A DC-DC charger, leaving enough output for the vehicle's own loads and staying inside the
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200A alternator
A 200 amp alternator supports about a 60A DC-DC charger, leaving enough output for the vehicle's own loads and staying inside the
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220A alternator
A 220 amp alternator supports about a 60A DC-DC charger, leaving enough output for the vehicle's own loads and staying inside the
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250A alternator
A 250 amp alternator supports about a 60A DC-DC charger, leaving enough output for the vehicle's own loads and staying inside the