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Square D QOU180 - Molded Case Circuit Breaker 80A 1-Pole

Square D
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Square D QOU180 is a molded case circuit breaker designed for providing reliable overcurrent protection in single-phase electrical systems. It features a thermal-magnetic trip mechanism with long-time and instantaneous (LI) functions, rated for 80A at 120/240V AC with a 10kA interrupting capacity at 120V. The compact unit-mount breaker measures 113.03 mm H x 19.05 mm W x 74.93 mm D, weighs 0.481 lb, and utilizes slotted box lug terminals compatible with wire sizes from 12 AWG to 2/0 AWG. It is constructed to comply with CSA, IEC, and UL standards, making it suitable for panel applications in air conditioning, refrigeration, and heating equipment.

Key Features & Specifications
  • Type: Standard molded case circuit breaker with thermal-magnetic protection
  • Voltage Rating: 120/240V AC
  • Current Rating: 80A
  • Dimensions: 113.03 mm H x 19.05 mm W x 74.93 mm D (4.45 in x 0.75 in x 2.95 in)
  • Standards: CSA, IEC, UL listed
  • Applications: Air conditioning, refrigeration equipment, and heating panels
  • Switch Type: Circuit Breaker
  • Configuration: Unit Mount
  • Phase: 1
  • Amperage: 80A
  • AIC rating: 10kA@120V
  • Connection: Unit Mount
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: 100A/QOU
  • Trip Type: Thermal Magnetic
  • Panel Type: Air Conditioning and Refrigeration Equipment, Heating
  • Breaker Type: Standard
  • MCM Size: Min. Wire Size 12 AWG Max. Wire Size 2/0 AWG
  • Terminal Connection: Slotted Box Lug (Non-Reversible Line and Load)
  • Wire Size: AWG 12...AWG 2/0 aluminium/copper
  • Certification: IEC, UL listed
  • Weight: 0.481 lb


Product Identification
  • UPC: 785901175902
  • GTIN: 00785901175902