The SMC ARM11AA1-258-K1Z-P ARM11A Series Compact Manifold Regulator is designed for versatile and efficient use in various positioning conditions. It offers flexible knob positions, including top, front, and bottom, and allows for piping directions both up and down. The manifold regulator features a range of one-touch fitting varieties, such as straight and elbow, which can be easily changed to suit specific needs. This standard model is equipped with a backflow function and is compatible with digital pressure switches, ensuring precise and reliable performance in your applications.