Eaton C220X Feed-Through Connectors are single-pole, feed-through style junction blocks (also known as terminal blocks) with a UL 94V-0 flammability rating. The C220X series is offered with 5/16″ and 3/8″ stud dimensions and features current ratings up to 250A. The blocks are constructed with black or red thermoplastic materials with bright tin-plated brass studs and SUS304 nuts. Eaton C220X Feed-Through Connectors have a +120°C temperature rating and are RoHS compliant.