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Cutler Hammer QBGFT2040 - 2-Pole 40A Circuit Breaker (240V, 10kA AIC)

Cutler Hammer
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Cutler Hammer QBGFT2040 is a molded case circuit breaker designed for providing reliable overcurrent protection in industrial and commercial electrical systems. It features a 40A current rating and a 240V voltage rating, housed within a compact bolt-on configuration measuring 4.5 in x 2 in x 2.75 in (L x H x W) and weighing 0.6 lb. The breaker utilizes a thermal-magnetic trip mechanism for both long-time and instantaneous protection, is certified to UL 489 standards, and operates effectively across a temperature range of -25 to 70 °C. Its 10kA interrupting rating at 120V and compatibility with #8 copper or #6 aluminum wire make it suitable for feeder and branch circuit applications in panelboards and switchgear.

Key Features & Specifications
  • Type: QBGF Series, Molded Case, Thermal-Magnetic Protection
  • Voltage Rating: 240V AC
  • Current Rating: 40A
  • Dimensions: 4.5 in (Depth) x 2 in (Height) x 2.75 in (Width)
  • Standards: UL 489 Listed
  • Applications: Industrial Feeder & Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 1
  • AIC Rating: 10kA @ 120V
  • Connection: Bolt-On
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Wire Size: #8 Copper, #6 Aluminum
  • Certification: UL 489
  • Weight: 0.6 lb


Product Identification
  • UPC: 786676026741
  • GTIN: 00786676026741