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Cutler Hammer QBGF2040 - 2-Pole 40A Circuit Breaker (240V, 10kA AIC)

Cutler Hammer
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The Cutler Hammer QBGF2040 is a two-pole, bolt-on molded case circuit breaker providing reliable thermal-magnetic protection for 40A, 240V AC single-phase circuits. It features a 10kA interrupting rating at 120V and an LI (Long-time and Instantaneous) trip function for coordinated overload and short-circuit protection. The unit is constructed within a compact 5.6" x 3" x 4.5" (LxHxW) housing weighing 0.9 lb and is rated for operation from -25°C to 70°C (-13°F to 158°F). Designed to meet industry standards, this QUICKLAG family breaker is suited for industrial control panels, HVAC systems, and machinery disconnects where robust circuit protection is required.

Key Features & Specifications
  • Type: QBGF Series, Molded Case, Thermal Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 240V AC
  • Current Rating: 40A
  • Dimensions: 5.6 in (Length/Depth) x 3 in (Height) x 4.5 in (Width)
  • Standards: Designed to meet applicable industry standards for circuit protection
  • Applications: Industrial control panels, HVAC equipment, machinery disconnects, power distribution
  • Switch Type: Circuit Breaker
  • Configuration: 2-Pole
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Phase: 1
  • AIC rating: 10kA @ 120V
  • Connection: Bolt-On
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous Trip
  • Weight: 0.9 lb


Product Identification
  • UPC: 786679473436
  • GTIN: 00786679473436