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Eaton 503B027H01 - DS Series 125A 3-Pole Breaker

Culter Hammer
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Eaton 503B027H01 is a primary current part circuit breaker from the DS Series, engineered to protect industrial and commercial power distribution systems from overloads and short circuits. This 3-pole breaker delivers a continuous current rating of 125A at a maximum voltage of 480V AC, with a 65kA interrupting capacity for robust fault handling. It features a bolt-on mounting configuration and a thermal-magnetic trip unit for precise protection, weighing 1 lb and classified under the Hardware section. The breaker is UL Listed, ensuring compliance with rigorous safety and performance standards. Typical applications include panelboards, switchboards, and motor control centers in industrial and commercial environments.

Key Features & Specifications
  • Manufacturer: Eaton
  • Item Subcategory: Primary Current Part
  • Family: DS Series
  • Type: DS/DSL
  • Weight: 1 lb
  • Section: Hardware (springs, bolts, etc.)
  • Part Number: 503B027H01
  • Continuous Current Rating: 125A
  • Maximum Voltage: 480V AC
  • Number of Poles: 3
  • Mounting Type: Bolt-On
  • Interrupting Rating: 65kA
  • Frame: DS Series
  • Trip Unit: Thermal-Magnetic
  • Application: Industrial, Commercial
  • Certifications: UL Listed