Model 1688A

20A 3-14V DC Power Supply

Price: $339 / 1 yr Warranty

Discontinued

Oct 31, 2012

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Overview

Discontinued

The 1688A has been replaced by the: 1688B

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
  • Thermal protection
  • Operates continuously at full load without overheating
  • Connect two in parallel for more current
  • Connect two in series for higher voltage

Documents

Documentation

Software

Accessories

TL 5A

5A Hook-Up Cable Set

TL 5A

 

  • 4mm Banana plug to alligator clip
  • 5A rating
  • Black and Red pair
  • 40" (1.0m) length

 

MSRP: $15
TLPS

Power Supply Test Leads Set

TLPS

This accessory kit combines safety and functionality. A must have for anyone who uses power supplies or loads.

  • Medium and large insulated alligator clips
  • Black and red components
  • Sense lead included

 

 

Description Max current
Red and black test lead (120 cm) 25 A
Spade lug adapters (6 & 4 mm) 36 A
Standard alligator clips 3 A
4 mmBanana plug adapters 36 A
Large insulated alligator clips 36 A
Red and black sense leads (10 cm) 3 A

MSRP: $69