This flush mounted key switch is a part of the Harmony XB4 metallic range and is a complete product. It has a mounting diameter of 30.5 mm. Customized marking option through web customization tool is available in Schneider Electric website. The flush mount design of this key switch addresses the market demands for ergonomic and aesthetics. This black key switch is compatible with key number 455 and supports 2 positions 90 degree spring return to left. The contact type is 1NO slow break and the connection terminal is screw clamp. The shape of the head is round. The bezel is chromium plated and the fixing collar is zamak. The weight of this key switch is 127 grams, height is 47 mm, and width is 36.6 mm. The simplicity of installation, flexibility, and robustness makes it suitable for the majority of industrial segments and applications. With IP66, 67, 69, and 69K, type 12, 13, 4, and 4X, IK06, protection against solid objects, dust, water, and high impact is achieved. It is certified with EN/IEC, CE marking, UL, CSA, CCC, EAC, JIS, and marine approvals. To name a few, flush mounted metal circular blanking plug, metal ring, spacer, protective washer, and flush mounting kit are some of the dedicated accessories to be ordered separately, available to facilitate the installation. The packaging includes 1 unit of this key switch. It can be easily installed to a panel cut out with the help of a cross head screwdriver. Contacts and heads are designed to prevent vibration, helping to ensure secure mounting and wiring.