To maintain the IP rating of the 3E0661-1NS-WR a suitable sealant or gasket (3E0600-EGK-NS) for the rear plate is required. The keyswitch has a maintained contact where the key is removable in both positions. The keyswitch is keyed alike as standard, key to differ are available to special order. The standard legend is laser etched ON and OFF, custom legends and logos are available to special order. The keyswitch is mounted on grade 304 DP1 2mm stainless steel. This product is supplied flush mount with two keys, electrical backbox, fixings and wiring detail.