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Eaton Cutler-Hammer QLPB123PL - 3-Pole Circuit Breaker (125A, 22kA AIC)

Culter Hammer
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Eaton Cutler-Hammer QLPB123PL is a molded case circuit breaker designed to provide reliable overcurrent and short-circuit protection for industrial electrical systems. It features a 120/240V AC voltage rating and a 125A current rating, housed within a durable, compact molded case construction that ensures long-term operational integrity. This breaker complies with UL 489 and other relevant industry standards for safety and performance, making it suitable for use in panelboards, switchboards, and industrial control panels. Its design is tailored for demanding applications such as protecting feeders, branch circuits, and motor circuits in commercial and industrial facilities.

Key Features & Specifications
  • Type: QL Series, Molded Case Circuit Breaker with thermal-magnetic trip protection
  • Voltage Rating: 120/240V AC
  • Current Rating: 125A
  • Poles: 3
  • AIC Rating: 22kA at 240V AC
  • Trip Type: Thermal-Magnetic
  • Frame Size: QL
  • Connection: Bolt-on
  • Mounting: Panel Mount
  • Standards: UL 489 Listed
  • Applications: Industrial panelboards, switchboards, motor control centers, feeder and branch circuit protection
  • Configuration: 3-Pole
  • Phase: 3-Phase
  • Frequency Rating: 50/60 Hz
  • Terminal Connection: Bolt-on
  • Circuit Breaker Mounting Style: Panel Mount
  • Enclosure: Molded Case
  • Protection: Overcurrent and Short-Circuit
  • Manufacturer: Eaton
  • Family: Quicklag
  • Item Subcategory: Parts & Accessories
  • Section: Locking Devices
  • Weight: 7 lb


Product Identification
  • Manufacturer Part Number: QLPB123PL