CK1611 - Main
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Countdown Timer Kit w/Relay Output

$19.95

SKU: CK1611 Categories: ,

Countdown Timer Kit w/Relay Output – CK1611.  Soldering required.

Countdown TImer Kit w/Relay Output.  Countdown Timer kits are an ever popular item with the hobbyist. One of the main methods used is the ever-popular 555 timer IC. In this countdown timer circuit we use a 555, a counter IC and a transistor switch to activate a relay either on-to-off or off-to-on (mode selected by a jumper) as soon as the counting period is over.

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Product Description

Countdown Timer Kit w/Relay Output – CK1611

Countdown Timer Kit w/Relay Output.  Countdown Timer kits are an ever popular item with the hobbyist. One of the main methods used is the ever-popular 555 timer IC. In this countdown timer circuit we use a 555, a counter IC and a transistor switch to activate a relay either on-to-off or off-to-on (mode selected by a jumper) as soon as the counting period is over. The circuit consists of 3 parts: an oscillator, a ripple counter and two switching transistors.  DIY K152.

Specifications:

  • L: 2″ W: 2-1/4″ H: 5/8″
  • Requires external 12 volt dc power supply
  • Jumper Selectable count down times ( 8 to 8192 seconds)
  • Relay has Normally Open and Normally Closed Contacts rated for voltages 28VDC @ 10A, 125VAC @ 10A, or 240VAC @ 7A.

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