The MGD-04 with Plugin Rotary Encoders ROHS is an electronic part manufactured by SM Switch. It is a single-turn rotary encoder designed to provide accurate mechanical rotation sensing. This part consists of a shaft mounted with a code disk, an internal switching circuit, and contactless optical sensing elements, which convert the rotary motion of the shaft into electric pulses. The encoder offers a rugged housing, and is RoHS compliant and immune to vibration and shock. It also features low starting torque and a high operating temperature range of -40 to +85°C. This part is available with multiple outputs including Push-Pull, Open Collector, Line Driver, and Quadrature Digital outputs, making it suitable for a wide range of digital control applications.