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Square D QO1301021 - Molded Case Circuit Breaker 30A 1-Pole

Square D
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Square D QO1301021 is a single-pole molded case circuit breaker designed to provide reliable overcurrent and short-circuit protection for 120/240VAC branch circuits. It features a 30A current rating and a 10kA interrupting capacity at 240VAC, utilizing a thermal-magnetic trip mechanism for both long-time delay and instantaneous protection functions. The compact plug-in unit measures 3.0 in (76 mm) H x 1.5 in (38 mm) W x 2.9 in (74 mm) D and weighs 0.65 lb, constructed for durability and compliance with relevant industry standards. This breaker is engineered for integration into compatible QO series load centers and panelboards, supporting a wide range of residential and light commercial electrical applications.

Key Features & Specifications
  • Type: QO Series, Molded Case, Thermal Magnetic Protection, Plug-In Connection
  • Voltage Rating: 240V AC, 120/240VAC
  • Current Rating: 30A
  • Dimensions: 3.0 in H x 1.5 in W x 2.9 in D (76 mm x 38 mm x 74 mm)
  • Weight: 0.65 lb
  • Standards: UL Listed
  • Applications: Residential & Light Commercial Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: Single-Pole (1-Pole)
  • Phase: 1
  • AIC Rating: 10kA @ 240V
  • Connection: Plug-In
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous)
  • Frame Size: QO
  • Trip Type: Thermal Magnetic
  • Panel Type: Compatible with QO Series Load Centers
  • Breaker Type: Molded Case
  • Mounting: Plug-In
  • Certification: UL Listed
  • Circuit Breaker Mounting Style: Plug-In
  • Terminal Connection: Standard
  • Standards: UL 489
  • Compatible Frames: QO Series
  • Installation Type: Plug-In


Product Identification
  • GTIN: 00785901493839