TeSys LK4 non fusible disconnect switches are compact or standard sized switches that break and make power circuits, on and off loads, and provide safety isolation. This 3 pole non fusible disconnect switch has a 400 ampere rating. It can be used in applications up to 600 VAC or VDC. This nonfusible disconnect switch has a 125 HP rating at 240 VAC, a 250 HP rating at 480 VAC, a 350 HP rating at 600 VAC, a 20 HP rating at 125 VDC and a 50 HP rating at 240 VDC. This disconnect switch is operated with a rotary handle. This 400A disconnect switch has a 200kA short circuit current rating (SCCR) when used with Type J fuses. Each terminal has a lug that will accept one 4 AWG to 600 kcmil copper or aluminum wire. The disconnect switch is 10.20 inches tall, 9.05 inches wide and 4.92 inches deep. TeSys LK his motor circuit protector is UL Listed and CSA certified.