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Velleman MK139 - Clap On/Off Switch Electronic Kit

Velleman MK139 Mini Kit ( Soldering Required)

Velleman Mini Kits RangeAbility Level 2: Moderate

The MK139 Clap On/Off Switch SELF-ASSEMBLY electronic kit allows you to operate your lighting simply by clapping your hands.

It has a relay output that can be used to turn external devices on and off.

  • ideal for disabled or elderly
  • good immunity against surrounding noises
  • '1-clap' or '2-clap'-mode selection
  • '2-clap'-mode features built-in safety turn-off timer (approx. 5h)
  • output relay 'momentary' or 'toggle' selection
  • microprocessor-controlled
  • output relay with LED indicator
Supply12Vdc / 150mA i.e. mains adapter (Order Code 660.446UK)
Outputs1 x SPDT Relays
Output Load3 Amps @ 24V max.
Relay ConnectionsNO, NC, C (Relay FAQ)
Board Dimensions79 x 73 x 22mm (3.1" x 2.9" x 0.9")
Product FormatSELF-ASSEMBLY electronic kit (KT) Product Formats Info
DocumentationVelleman MK139 Assembly Manual
Buy Velleman MK139 Clap On/Off Switch Kit
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