The advanced Powervamp Coolspool 17 is a state-of-the-art portable mini GPU designed as a lightweight emergency starting GPU for piston aircraft and light/medium turbine helicopters. The Coolspool 17 has power, performance and features that far exceed any other comparable mini GPU.
With a nominal voltage of 26–28 volts or 28–30 volts DC (for aircraft with a higher upper voltage limit,spool-up performance of this 17 amp/hr pack is more than 12% faster than a similar capacity 24V unit. Faster spool-ups mean cooler starts, aiding engine life. The Coolspool 17 has its own built-in mini charger. Connecting a 110/220V power cord to the unit will automatically activate the integral 3-stage charger. A 3-colour LED indicates charging status and voltmeter accurately displays output voltage.