Electronic Combination Lock Electronic Kits
This really is an excellent introduction to security devices. Set your own four digit code; any wrong key-in sequence resets the lock; correct sequence activates the relay (up to 240VAC contacts). A 9-digit key pad circuit board is separate and connects via ribbon cable, 30" supplied. Requires 12 VDC battery or supply.
- Main Board: L: 3" W: 2-3/8" H: 3/4".
- Key Pad Board: L: 2-5/8" W: 1-1/4" H: 1/2".
- Requires 12 Volt DC power supply.
- Relay contacts rated for 240VAC @ 12Amps.