These StartPac GPUs are designed for ground use to perform mainly starting functions. When connected to AC power, the depleted batteries can be charged in four hours with the built-in power supply/battery charger.
The Model 3328 GPU is a combination power supply and battery pack.
78 Amp Hours at 10 hour rate
28.5 Volt DC-30.5 Volts at rest
Sealed cells non-hazardous
Valve regulated high amperage output lead acid
2800 Peak amps
15 amps DC continuous output at 28.5 Volts
Battery recharge time- four hours
AC Input- 110 Volt or 220 Volts
250 Amps maximum continuous DC load