Eaton CH3100ST CH Thermal Magnetic Circuit Breaker – 100A, 3-Pole, 240V, Shunt Trip

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SKU: CH3100ST GTIN/UPC: 782113364353
Regular price $481.60
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The Eaton CH3100ST CH thermal magnetic circuit breaker is designed for reliable overcurrent protection and remote tripping capability in Eaton CH loadcenters. It provides common-trip operation across all three poles and includes a shunt trip feature for remote disconnect applications. This breaker is suitable for residential and light commercial distribution systems requiring enhanced control and safety functionality.

Electrical Ratings

  • Current Rating: 100A
  • Voltage Rating: 240V AC
  • Number of Poles: Three-pole
  • Interrupt Rating: 10 kAIC
  • Trip Type: Common breaker trip
  • Circuit Breaker Type: CH
  • Shunt Trip: Included

Key Specifications

  • Manufacturer: Eaton
  • Catalog Number: CH3100ST
  • UPC: 782113364353
  • Product Type: Thermal magnetic circuit breaker
  • Used With: Type CH loadcenters
  • Standards: UL 489 certified
  • Wire Size: #10–1/0 AWG Cu/Al
  • Application: Branch circuit protection with remote tripping capability
  • Type: 3/4-inch CH standard circuit breaker with shunt trip
  • Warranty: Limited lifetime residential, 1 year commercial

Physical Details

  • Product Length/Depth: 4.25 in
  • Product Height: 3.75 in
  • Product Width: 4.25 in
  • Product Weight: 1.15 lb

Product Data

  • Application: Residential and commercial circuit protection with remote shutdown capability
  • Compatibility: Eaton CH loadcenter systems
  • Installation Use: Plug-on breaker requiring three 3/4-inch spaces
  • Function: Provides thermal magnetic protection with shunt trip for remote disconnection
  • Safety Feature: Enables externally controlled circuit interruption for safety and automation applications



  • Type Thermal Magnetic
  • Vendor Eaton Cutler-Hammer
  • Brand Eaton

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You may return items within 30 days of delivery for a refund.

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My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.