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BK Precision 1688A 25A 3-14VDC Power Supply. New in Box. (Discontinued) Replaced by 1688B
BK Precision 1688A 25A 3-14VDC Power Supply. New in Box.
Datasheet PDF Format
3 to 14 VDC
Proportional to Output Voltage
DCV Output-Max DCA
3V - 4.5A
5V - 7.5A
9V - 13A
12V - 20A
13.8V - 20A
14V - 20A
(108 - 132 VAC) <= 0.8%
Ripple & Noise
<= 10 mV rms.
120/220 VAC +- 10%, 50/60 Hz.
32 0 to 104 0 F (0 0 to 40 0 C), <= 85% R.H.
5 0 to 158 0 F (-15 0 to 70 0 C), <= 75% R.H.
5.5x5.9x12'' (140x150x305 mm)
19.8 lbs. (9 kg)
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.
20 A guaranteed @ 13.8V -Current limiting overload protection
Over voltage protection
Short circuit protection
Reverse polarity protection
Thermostatically controlled cooling fan
Operates continuously at full load without overheating
Connect two in parallel for more current
Connect two in series for higher voltage
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