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Square D Q1L340 - Molded Case Breaker 40A 3-Pole 240V

Square D
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Save $-382.47
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Square D Q1L340 is a three-pole molded case circuit breaker designed for thermal magnetic protection in industrial power distribution systems. It provides long-time and instantaneous (LI) trip functions with a voltage rating of 240V AC and a current rating of 40A, delivering a 10kA interrupting capacity at 240V. The unit features a feed-thru connection, weighs 2 lb, and operates on a three-phase system. It complies with industry standards for molded case breakers, ensuring reliable overcurrent protection. This breaker is typically used in panelboards, switchboards, and motor control centers for commercial and light industrial applications.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic
  • Voltage Rating: 240V
  • Current Rating: 40A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 10kA@240V
  • Connection: Feed-Thru
  • Protection: LI - Long-Time and Instantaneous
  • Weight: 2 lb


Product Identification
  • Manufacturer: Square D
  • Family: Q1L Series
  • Type: Q1L