Owner's Manual
6
compatible voltages.
• If using an extension cord, always connect to the battery 
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Make sure the electrical outlet is a 120VAC GFCI (Ground Fault 
Circuit Interrupt) outlet.
LOCATING BATTERY CHARGER
• Locate the battery charger as far away from the battery as 
possible. 
• Never place the battery charger directly above the battery; gases 
from battery will corrode and damage battery charger. 
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allow battery acid to come in contact with the battery charger.
• Do not operate the battery charger in a closed-in area or an area 
with restricted ventilation.
• Do not set a battery on top of battery charger.
BATTERY SPECS
The following recommendations should ONLY be considered as 
guidelines. Always refer to the battery manufacturer’s recommendations 
for battery charging. The GEN Series On-Board Battery Chargers are 
suitable for charging all types of 12V lead-acid batteries, including 
Wet (Flooded), Gel, MF (Maintenance-Free) and AGM (Absorption 
Glass Mat) batteries. The GEN Series On-Board Battery Chargers can 
be used on battery sizes from 25 to 230Ah, but can also maintain all 
battery sizes.










