Square D MD Enclosed Motor Disconnect Switch Schneider Electric'’s Square D brand is recognized for its product quality, durability and reliability. The latest addition to the MD motor disconnect family is a non-receptacle switch for UL 508 listed applications. The MD motor disconnect switch is designed for use in wash down or rugged industrial applications. It is in a compact NEMA 4X enclosure and is available in 30 A and 60 A versions. The key benefits are lower costs, compact design and enhanced safety as the handle interlock prevents the cover from being removed while in the "ON" position. One of smallest footprints on the market Water-tight NEMA 4X polycarbonate enclosure Covers additional enclosure types, such as NEMA 1, 12, 3R and 4 Standard 3-pole design Optional additional power pole Clear "ON/OFF" indication Front padlockable handle complies with OSHA lockout/tagout requirements Accepts up to three 8 mm padlocks cULus certified UL File E164864