Dark Sensitive Switch

Dark Sensitive Switch

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Circuit provided by

 Buy this circuit as a kit from Anykits
 

  

Specifications

Dark Sensitive Switch is a simple project which operates a relay when the light falling on the LDR goes below a set point.   Input - 12 V @ 55 mA Relay output - NC-C-NO Onboard preset to set the level Power-On LED indicator Relay On LED indicator Power Battery Terminal (PBT) for easy relay output connection Four mounting holes of 3.2 mm each PCB dimensions 44 mm x 49 mm

Schematic

Parts List

PCB