The MK3ZPAC100110 is part of the Omron MK3Z series, which is a general-purpose, industrial-grade, metal contact switch. This part is a 24V AC SPDT non-lighted relay, with a 10A current rating. It has quick connect terminals for easy installation, and features a wide range of built-in standard features such as a special construction for long life, high-off-state insulation, and high-frequency-resistant contacts. This switch is designed for a variety of industrial applications, including factory automation, motor control, and motor control.