20A 3-14V DC Power Supply

Discontinued Model 1688A

Discontinued: October 31, 2012 MSRP $339 / 1 Yr Warranty
  • 1-18V 0-20A Switching DC Power Supply
    • 1-18V 0-20A Switching DC Power Supply
    • Model 1688B

    • 360W DC power supply with rotary encoder knobs for coarse and fine voltage and current control, and dual 3-digit LED displays to monitor output current down to 100 mA and voltage down to 100 mV

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

Documentation

  • 5A Hook-Up Cable Set

    5A Hook-Up Cable Set

    Model TL 5A

     

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

     

    MSRP $11.00

  • Power Supply Test Leads Set

    Power Supply Test Leads Set

    Model 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 $57.00