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Square D QGA221253 - Molded Case Circuit Breaker 125A 240V 2-Pole

Square D
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Square D QGA221253 is a 125A, 240V, 2-pole molded case circuit breaker from Schneider Electric's I-Line family, designed for overcurrent protection in power distribution systems. It utilizes a thermal magnetic trip unit with LI (Long-Time and Instantaneous) functions to safeguard circuits against sustained overloads and short circuits. The breaker features an I-Line style plug-in connection, measures 6.47 in (164.34 mm) x 3 in (76.2 mm) x 3.93 in (99.82 mm) (Height x Width x Depth), and weighs 4.67 lb. It complies with UL, CSA, NEMA, and NOM-003-SCFI-2000 standards, with a high interrupting rating of 65kA at 240V. This single-phase breaker is suitable for commercial and industrial electrical panels, operating within a temperature range of -13 to 158 °F (-25 to 70 °C).

Key Features & Specifications
  • Manufacturer: Schneider Electric
  • Item Subcategory: Molded Case
  • Family: I-Line
  • Type: QGA
  • Dimensions: 6.47 in (164.34 mm) x 3 in (76.2 mm) x 3.93 in (99.82 mm) (Height x Width x Depth)
  • Weight: 4.67 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 240V
  • Poles: 2
  • Connection: I-Line Style Plug-In
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Protection: Thermal Magnetic
  • Certification: UL, CSA, NOM
  • AIC rating: 65kA@240V
  • Phase: 1
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Current Rating: 125A
  • Amperage: 125A
  • Voltage: 240VAC
  • Frame Type: PowerPact Q (QGA series)
  • Mounting Type: I-Line style plug-in
  • Interrupt Rating: 65kA at 240VAC
  • Trip Unit: Thermal magnetic