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Cable polarity checker

Velleman MK132: Cable Polarity Checker Minikit

Velleman MK132

The Velleman MK132 Cable Polarity Checker Minikit (Electronic Project Kit -Soldering Required)

You can use the Velleman MK132 Cable Polarity Checker minikit to check your wiring for opens, shorts or polarity. This Velleman minikit is ideal to use for checking your speaker polarity or wire identification. The mainboard’s test leads attach to one end of your wiring and the remote board’s test leads attach to the other end to complete the circuit. Press the on board button for operation and the LEDs on the mainboard will light indicating the status of the wiring. The mainboard has red LEDs to indicate an open, short or inverted polarity. A green LED will light to indicate the polarity is OK. The Velleman MK132 is a low power circuit and operates on a 9V battery.

Note: Do no use this Minikit to test live wires.



  • Low power consumption: 10mA max.
  • Power supply: 9V battery operated (not incl.)
  • Dimensions:
    • Main board: 2.2 x 1.6 x 1.3"
    • Remote board: 1.6" x 0.3"

Additional Information

Difficulty Level 2


Assembly manual

Info Sheets

Overview of Velleman modules that are equal to D.I.Y Kits
This sheet is useful when you want to know which modules you could find in the do-it-yourself range of Velleman Kits and minikits.

 Warning: this product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov/product