These StartPac are designed for ground use to perform repeated engine starting functions. When connected to AC power, the depleted batteries can be charged in four hours with the built-in battery chargers. This turbine starting unit is designed to provide superior starting for large turbine engines including the TPE 331. Batteries have no memory effect and can be recharged at any time. Made in the USA. Start Pac also offers a wide selection of ground power units and starting units for portable power and portable power supplies, such as the classic yellow aircraft starter unit. Browse our website to discover our extensive product line or visit our tutorial section to learn more about our power supply products. Have a question or need assistance with your order? Start Pac provides customer service support via phone and email, making it easy to find the yellow GPU or railroad locomotive starter unit you’re looking for. The Model 3328 Special is a powerful 28V unit designed for repeated engine starting requirements. Batteries 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 Power supply/charger 6 built in chargers for faster recharge time Battery recharge time from depletion is approximately 3-4 hours AC Input- 110 Volt or 220 Volts Limitations 250 Amps maximum continuous DC load

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