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AU1690

Square D
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Square D AU1690 is a 90 Amp, 2 Pole miniature circuit breaker from the QO series, designed to provide thermal-magnetic protection for branch circuits in commercial and industrial environments. It operates at 120/240V AC with a 10,000A interrupt rating, ensuring reliable overcurrent protection. The breaker features a bolt-on mounting design for secure installation in QO load centers and weighs 5.19 lb. It is UL Listed for safety and compliance with industry standards. This breaker is suitable for new installations and upgrades requiring high reliability and fast response in demanding applications.

Key Features & Specifications
  • Manufacturer: Square D
  • Part Number: AU1690
  • Series: QO
  • Amperage: 90 Amp
  • Voltage: 120/240V AC
  • Poles: 2 Pole
  • Mounting Type: Bolt-on
  • Interrupt Rating: 10,000A
  • Trip Unit: Thermal-Magnetic
  • Certifications: UL Listed
  • Frame: QO
  • Application: Commercial, Industrial
  • Weight: 5.19 lb


Square D AU1690 - Miniature Circuit Breaker 90A 2-Pole