FK422: Electronic Code Switch Kit

This kit make an Electronic Code Switch. When the proper 4 digit code is entered into the 10 button keypad, the relay will turn on the device or appliance it is connected to. Can be used on AC or DC loads from 1-220 volts. Could make a great way to protrect the unauthorized use of you trains or other devices.

The code is programmed into the circuit as you build the kit. You can choose your own 4 digit code and hard ptogram it when you build the kit. Code can be changed afterwards, but will require some soldering.

Detail:

• The circuit is a 10-key 4-digit coding for up to 10,000 combinations for maximum security.
• Power supply : 12V.
• Recommended housing : FB16
• 1-220 Volt AC or DC loads up to 10 amps 
• PCB dimensions : 2.7” X 2.8”