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Cutler Hammer QC2040 - 2-Pole 40A Circuit Breaker (10kA AIC)

Cutler Hammer
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Cutler Hammer QC2040 is a molded case circuit breaker designed for providing reliable overcurrent protection in single-phase electrical systems. It features a 40A current rating and a 240V AC voltage rating, housed in a compact, durable frame measuring 3.9" x 4.8" x 2.2" (L/D x H x W) and weighing 0.65 lb. The breaker utilizes a thermal-magnetic trip mechanism with long-time and instantaneous (LI) functions and is certified to UL and CSA standards for safety and performance. Its feed-thru connection and 10kA interrupting capacity at 240V make it suitable for protecting branch circuits and equipment in commercial and light industrial panelboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, QUICKLAG Family
  • Voltage Rating: 240V AC
  • Current Rating: 40A
  • Poles: 2
  • Phase: 1
  • AIC Rating: 10kA @ 240V
  • Connection: Feed-Thru
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous Trip
  • Wire Size: 14 to 10 AWG (Line), 14 to 4 AWG (Load) - Aluminum/Copper
  • Dimensions: 3.9 in x 4.8 in x 2.2 in (Length/Depth x Height x Width)
  • Weight: 0.65 lb
  • Standards: UL Listed, CSA Certified
  • Frame Type: QC
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 786679309568
  • GTIN: 00786679309568