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Square D QO135 - Thermal Magnetic Circuit Breaker 35A 1-Pole

Square D
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Square D QO135 is a single-pole, plug-in molded case circuit breaker designed to provide reliable overcurrent and short-circuit protection for 120/240V AC branch circuits. It features a 35A current rating and a 10kA interrupting capacity at 240V, housed within a compact, 100A frame unit measuring 79 mm H x 19 mm W x 74 mm D and weighing 0.28 lb. The breaker utilizes a thermal-magnetic trip mechanism for combined long-time and instantaneous protection, with lug terminals accepting copper or aluminum conductors from 8 AWG to 2 AWG, and it operates reliably across a temperature range of -25°C to 70°C. It is certified to UL and CSA standards, including HACR, for use in QO load centers and NQ panelboards in residential and light commercial applications.

Key Features & Specifications
  • Type: Standard, Thermal Magnetic, Molded Case Circuit Breaker
  • Voltage Rating: 120/240V AC
  • Current Rating: 35A
  • AIC Rating: 10kA @ 240V
  • Poles: 1
  • Phase: 1
  • Frame Size: 100A/QO
  • Connection: Plug-In
  • Terminal Connection: Lug
  • Wire Size: 8 AWG to 2 AWG (Cu/Al)
  • Protection: Thermal Magnetic (LI - Long-Time & Instantaneous Trip)
  • Panel Type: QO Load Centers, NQ Panelboards
  • Dimensions: 79 mm H x 19 mm W x 74 mm D (3.1 in x 0.7 in x 2.9 in)
  • Weight: 0.28 lb
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Standards: UL Listed, CSA Certified, HACR
  • Breaker Type: Standard
  • Functions: LI - Long-Time and Instantaneous Trip


Product Identification
  • UPC: 785901010609
  • GTIN: 00785901010609