Square D EJB14040 - Molded Case Circuit Breaker 40A 277V (65kA AIC)

Price
Regular price $148.74
Regular price $408.00 Sale price $148.74
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Condition
  • In stock, ready to ship
  • Backordered, shipping soon
Square D EJB14040 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 277V AC voltage rating, housed within a compact, single-pole bolt-on configuration measuring 143.76 mm H x 24.89 mm W x 102.87 mm D and weighing 1.301 lb. The breaker is cULus certified for safety and offers thermal-magnetic protection with long-time and instantaneous trip functions, ensuring compliance with industry standards. Its 65kA interrupting capacity at 480V and operational temperature range of -25 to 70 °C make it suitable for use in NF panelboards, protecting circuits with wire sizes from AWG 14 to 2/0 copper or AWG 12 to 2/0 aluminum.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 277V AC
  • Current Rating: 40A
  • Dimensions: 143.76 mm H x 24.89 mm W x 102.87 mm D (5.66 in x 0.98 in x 4.05 in)
  • Standards: cULus Certified
  • Applications: Industrial and Commercial NF Panelboards
  • Switch Type: Circuit Breaker
  • Configuration: Single Pole
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 1
  • AIC Rating: 65kA at 480V
  • Connection: Bolt-On
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Panel Type: NF Panelboard
  • Breaker Type: Molded Case
  • Wire Size: AWG 12 to 2/0 Aluminum, AWG 14 to 2/0 Copper
  • Certification: cULus


Product Identification
  • UPC: 785901130543
  • GTIN: 00785901130543