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Cutler-Hammer QBHW1020S - 20A Thermal Magnetic Circuit Breaker

Cutler Hammer
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The Cutler-Hammer QBHW1020S is a single-pole, 20A molded case circuit breaker providing reliable thermal-magnetic protection for 240V AC branch circuits. It features a compact bolt-on design with dimensions of 3.9" x 4.8" x 2" and a 22kA interrupting rating at 240V, ensuring robust performance for overload and short-circuit conditions. This HACR-rated breaker is UL Listed and CSA Certified, operating reliably within a temperature range of -25°C to 70°C. It is engineered for commercial and light industrial applications, compatible with wire sizes from AWG 14 to AWG 4 for both aluminum and copper conductors.

Key Features & Specifications
  • Type: QBHW Series, Thermal Magnetic Molded Case Circuit Breaker
  • Voltage Rating: 240V AC
  • Current Rating: 20A
  • Poles: 1
  • AIC Rating: 22kA @ 240V AC
  • Connection: Bolt-On
  • Protection: Thermal-Magnetic with Long Time and Instantaneous Trip Functions
  • Wire Size: AWG 14 to AWG 4 (Aluminum/Copper)
  • Standards & Certification: HACR Rated, UL Listed, CSA Certified
  • Phase: 1
  • Dimensions: 3.9 in L x 4.8 in H x 2 in W
  • Weight: 0.6 lb
  • Operating Temperature: -25°C to 70°C (-13°F to 158°F)
  • Family: Quicklag
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 786679852804
  • GTIN: 00786679852804