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Schneider Electric BJA260404 - Molded Case Circuit Breaker 40A 600V

Square D
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Schneider Electric Square D BJA260404 is a 2-pole PowerPact BJA thermal magnetic molded case circuit breaker designed to provide overcurrent protection for electrical circuits. This 40A unit is rated for 600V AC and features a long-time and instantaneous (LI) trip function, with a 65kA interrupting capacity at 480V for single-phase applications. The breaker measures 5.4 in (137 mm) x 2.1 in (54 mm) x 3.5 in (89 mm), weighs 2.91 lb, and utilizes an I-Line style plug-in connection with load side mechanical lug terminals accepting wire sizes from 14 AWG to 2/0 AWG (Cu/Al). It complies with UL 489, CSA C22.2 No 5, NEMA AB1, EN/IEC 60947-2, and other international standards, with certifications including UL, IEC, CCC, EAC, CSA, and NOM. This circuit breaker is suited for industrial and commercial power distribution systems requiring reliable thermal-magnetic protection in a compact J-frame package.

Key Features & Specifications
  • Type: BJA
  • Family: Powerpact
  • Frame Size: J
  • Poles: 2
  • Current Rating: 40A
  • Voltage Rating: 600V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC rating: 65kA@480V
  • Phase: 1
  • Phase Connection: BC
  • Connection: I-Line Style Plug-In
  • Terminal Connection: I-Line, Lug
  • Wire Size: AWG 14...AWG 2/0 aluminium/copper
  • Dimensions: 5.4 in (137 mm) x 2.1 in (54 mm) x 3.5 in (89 mm) (Height x Width x Depth)
  • Weight: 2.91 lb
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Standards: UL 489, GB 14048.2, EN/IEC 60947-5-1, EN/IEC 60947-2, NEMA AB1, CSA C22.2 No 5, NMX J-266
  • Certification: UL, IEC, CCC, EAC, CSA, NOM
  • Country of Origin: United States


Product Identification
  • UPC: 785901942054