Waterproof good quality 10v 11v 13.8v 14v 12v to 24v 25a converter 600w 30a 720w low power dc dc step down boost power supply - AliExpress
600 Watt Stainless Steel (12V-14V-16V-18V-20V-22V) Multi-Tap Low Volta
Amazon.com: KNACRO 15V 25A 375W DC-DC Converter DC 12V (9-14V) Step Up to 15V/25A 15V 25A 375W Power Supply (in DC 9-14V,DC15V 25A 375W) : Electronics
14V APU Aircraft Battery Charger & DC Bus Supply - 25 AMP
36V48V TO 14V 10A 15A 20A 25A 30A 35A Power Regulator Converter 20V~60V to 13.8V DC Car Walkie-Talkie Step Down Module CE RoHS - AliExpress
Amazon.com: LIVISN DC 15V 25A 375W DC-DC Converter DC 9V 12V 9-14V to DC 15V DC Boost Module Car Power Supply Module Voltage Booster Converter Regulator (25A) : Electronics
RBPS25 25A continuous at 14/28V DC - Red Box Aviation
Dad gave me this MEGA OLD power supply. 12-14V 25A, not adjustable like the ones at my college. As a hobbyist, what might this be useful to me for? Or is it
QUICK CHARGE® APU/BATTERY CHARGER (14V/25A) from Aircraft Tool Supply