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Cutler Hammer 1371D72G03 - Auxiliary Contact Block 1A/1B for MC/HMC Frames

Cutler Hammer
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Cutler Hammer 1371D72G03 is a SELTRONIC auxiliary contact block designed for adding auxiliary signaling functions to compatible circuit breakers. It features a 1A/1B (one normally open, one normally closed) contact configuration and is constructed for left-pole mounting with an 18-inch lead connection for simplified wiring. This unit is engineered to integrate with MC, HMC, MCG, and HMCG breaker frames, providing reliable status indication in industrial power distribution systems. Its robust construction ensures dependable operation for monitoring circuit breaker position in control and automation applications.

Key Features & Specifications
  • Type: Auxiliary contact block, MC type
  • Configuration: 1A/1B (SPDT)
  • Installation Type: Left pole mounted with 18-inch lead connection
  • Compatible Frames: MC, HMC, MCG, HMCG
  • Family: SELTRONIC
  • Weight: 5 lb
  • Item Subcategory: Auxiliary