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Murray MP2020 - Molded Case Breaker 20A 1P 120V

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Murray MP2020 is a molded case circuit breaker designed for providing reliable overcurrent protection in residential and light commercial electrical systems. It features a 20A current rating and a 120V AC voltage rating, housed in a compact plug-in configuration measuring 2.756" x 2.756" x 0.787" (70mm x 70mm x 20mm) and weighing 0.375 lb. The breaker utilizes a thermal-magnetic trip mechanism for both long-time delay and instantaneous protection, ensuring compliance with standard protection requirements for branch circuits. Its 10kA interrupting rating at 120V and an operational temperature range of -25 to 70 °C make it suitable for protecting wiring from AWG 14 to 8 copper or AWG 12 to 8 aluminum in standard load centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, MP-T, Thermal-Magnetic Protection
  • Voltage Rating: 120V AC
  • Current Rating: 20A
  • Dimensions: 2.756 in x 2.756 in x 0.787 in (70 mm x 70 mm x 20 mm)
  • Standards: Designed for use in standard load centers
  • Applications: Residential and light commercial branch circuit protection
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 1
  • AIC Rating: 10kA @ 120V
  • Connection: Plug-In
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Wire Size: AWG 14 to AWG 8 (Copper), AWG 12 to AWG 8 (Aluminum)
  • Weight: 0.375 lb


Product Identification
  • UPC: 040892281101
  • GTIN: 00040892281101