The EXM 1100 T6403 NEMA 1 Splitter Trough is designed for reliable 600 V (max.) service in ordinary locations. Constructed from high-quality mild steel, this splitter box features a durable Painted ASA 61 Smooth Gray finish. It includes a padlockable latch for added security, factory-installed phenolic insulated splitter blocks, and removable tops on lugs for easy wire installation. Ideal for 3 or 4 wire applications, it offers robust performance and convenient features.This EXM 1100 T6403 splitter trough is rated for a maximum of 600 V and 400A. It supports 3 wires and has a NEMA 1 enclosure rating, with an IP20 rating. The dimensions are 72 inches in height, 10 inches in width, and 6 inches in depth. Constructed from mild steel with a painted ASA 61 smooth gray finish, it is CSA, RoHS, and CE certified.