The SMC CDRB1BW50-90S-T79L CRB1 Series Rotary Actuator Vane Type is designed for versatile and efficient performance. This actuator allows for flexible auto switch mounting positions, ensuring adaptability to various setups. It features direct mounting capabilities and offers selectable connection port positions, including side ported and axial ported options. Engineered for low pressure operation, it functions effectively at 0.15 MPa for sizes ranging from 50 to 100. Additionally, it comes equipped with an auto switch, compatible with Series CDRB1 models such as CDRB1 and CDVRB1, enhancing its functionality and ease of use.