Schauer Battery Charger and Power supply
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120 volt input to 28 Volt output
Comes with connector for a Cessna external power plug
Can be used as a trickle charger for your battery or a power supply to power your avionics while on the ground. You can practice playing with the knobs on that 430W without draining the battery!
Over $350 brand new
Winter is coming, don't get to the hangar and find out your battery is dead.