X4G303N1BBJ11 is a rotary type motion switch manufactured by the Saia-Burgess company and provided by Johnson Electric. This switch has a compact design, measuring just 8.0 mm wide and 12.0 mm long. The X4G303N1BBJ11 has three separate contact positions, each with a maximum contact rating of 5 A at 250 V AC/VDC. The mechanical life of this switch is rated up to 50,000 cycles, and the electrical life is rated up to 12,000 cycles. The X4G303N1BBJ11 is IP68 rated and acts as a low-level switch. It is well suited for applications in tight spaces and also provides an array of features, such as snap action to ensure precision accuracy, an adjustable overtravel limit for individual applications, optional encoders for position control, and a wide range of force and operating angles.