The ASW201-116 is a 2-position maintained selector switch with a knob operator, part of the IDEC TW series of 22mm panel-mount devices. It features a single normally closed (1NC) contact block with slow-break, self-cleaning silver contacts. This switch is built for reliability with a modular construction, a corrosion-resistant octagonal chrome-plated locking bezel, and large M3.5 screw terminals for secure wiring. Designed for industrial environments, it offers NEMA 4X and IP65 watertight/oiltight protection, making it suitable for a wide range of control panel applications.