The B+K Precision Model 1688A is a high quality 3 to 14 Volt DC Power Supply primarily designed for bench powering of automotive and marine electronic equipment. The Model 1688A has a maximum output current proportional to the voltage setting, the maximum current of 20 amps available from 13.8 to 14 volts and is reduced to 4.5 amps at 3 volts. Two panel mounted meters continuously monitor the output voltage and current.
Features:
20 A guaranteed @ 13.8V -Current limiting overload protection
Over voltage protection
Short circuit protection
Reverse polarity protection
Thermostatically controlled cooling fan
Thermal protection
Operates continuously at full load without overheating