FeaturesIntegral dovetails allow snapping together multiple poles at point of use for greater application flexibilityUp to four mounting holes per pole increase installation flexibilityStandard phase barriers between poles for additional safetyDesign meets UL creep and clearance requirements for industrial control circuits (UL 508 and UL 845)200 to 600 A blocks meet the higher UL creep and clearance requirements for industrial power distribution standards (UL 98, UL 69, UL 489, UL 891 and UL 869A)Standard fuse clip reinforcing springs enhance electrical contactBlocks dovetail together to assemble required number of poles1.34 in dia for Fusetron® and Limitron®, 1.16 in dia for Low-Peak® fuses