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Schneider Electric M9F42120 - Molded Case Breaker 120V 20A

Schneider Electric
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The Schneider Electric M9F42120 is a single-pole molded case circuit breaker designed for overcurrent protection in electrical distribution systems. It is rated for 120V AC and 20A, providing reliable fault interruption for branch circuits. This compact unit measures 4.06 in (103 mm) x 0.7 in (18 mm) x 2.8 in (72 mm) and weighs 0.271 lb, featuring a robust thermoplastic construction. It complies with multiple international standards including CSA C22.2 No 5, EN/IEC 60947-2, GB 14048.2, and UL 489, making it suitable for industrial and commercial panelboard applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, 1-pole, thermal-magnetic trip
  • Voltage Rating: 120V AC
  • Current Rating: 20A
  • Dimensions: 4.06 in (103 mm) x 0.7 in (18 mm) x 2.8 in (72 mm) (H x W x D)
  • Weight: 0.271 lb
  • Standards: CSA C22.2 No 5, EN/IEC 60947-2, GB 14048.2, UL 489
  • Applications: Industrial and commercial panelboards, branch circuit protection
  • Poles: 1
  • Country of Origin: France


Product Identification
  • UPC: 060648116958
  • GTIN: 03606481169587