This Cutler Hammer contactor accessory provides front-mounted auxiliary contact capability designed for D-G frame contactors. The 4-pole configuration with 4 normally closed contacts offers reliable supplemental switching functionality for enhanced control circuit applications..A front auxiliary contact assembly for Cutler Hammer D-G frame contactors featuring 4-pole operation with 4 normally closed contact positions. This sequential B frame accessory integrates with the primary contactor to expand control circuit capabilities.