The OMRON ELECTRONICS part D3C-1220 is a reliable switch detector with a versatile design to suit various applications. It features a single pole, double throw (SPDT) lever and can function as a normally open (N.O.) or normally closed (N.C.) switch. With PC pins for convenient through-hole mounting, this switch detector can handle a current of 0.1A and a voltage of 30VDC. Its robust construction ensures reliable performance, making it an ideal choice for a wide range of electronic projects and systems.