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Cutler Hammer XO120 - 20A 1-Pole Thermal Magnetic Circuit Breaker

Cutler Hammer
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Cutler Hammer XO120 is a 1-pole molded case circuit breaker from the XO Series, designed to provide thermal magnetic protection for branch circuits. It is rated for 120V AC, 20A continuous current, and features a 10kA interrupting capacity at 240V, with LI (Long-Time and Instantaneous) trip functions for overcurrent and short-circuit protection. This plug-in breaker weighs 2.48 lb and is constructed for single-phase applications, utilizing a compact molded case design for panelboard installation. It complies with industry standards for molded case circuit breakers, ensuring reliable performance in commercial and light industrial power distribution systems. Typical applications include protecting lighting, receptacle, and small motor circuits in load centers and panelboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, Plug-In
  • Voltage Rating: 120V AC
  • Current Rating: 20A
  • Poles: 1
  • Phase: 1
  • AIC Rating: 10kA@240V
  • Connection: Plug-In
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Family: XO Series
  • Weight: 2.48 lb
  • Standards: Complies with applicable UL and NEMA standards for molded case circuit breakers
  • Applications: Branch circuit protection in commercial and light industrial panelboards


Product Identification
  • UPC: 0635909329985