ELEKTRA E D1-3BE 1BM-RG,  1 - 25 amp, 600 volt, 3 phase, suitable for 1 padlock, Base mount, red operator handle 240vac to 600vac -  3 to 5 hp motor when protected by class L  25 amp fuse , Power Disconnect Switch Lockable Operator Handle  3-1/2" total height, 2" x 2" square surface area of switch control, base with mounts is 2" x 2-3/8" ((#53-3631))