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Square D QOU110 - 10A Thermal Magnetic Circuit Breaker (1-Pole, 120/240V)

Square D
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The Square D QOU110 is a single-pole, bolt-on molded case circuit breaker designed to provide reliable thermal-magnetic protection for 120/240V AC branch circuits. It features a 10A current rating and a 10kA interrupting capacity at 120V, housed within a compact 100A frame with dimensions of 102.87 mm H x 19.05 mm W x 74.93 mm D and a weight of 0.4 lb. This unit is constructed for durability with a slotted box lug terminal connection for #14 to #2 AWG wire and an operational temperature range of -25 to 70 °C. It complies with key industry standards including CSA, IEC, and UL listings, making it suitable for use in panelboards for air conditioning, refrigeration, and heating equipment.

Key Features & Specifications
  • Type: Standard, thermal-magnetic protection, molded case
  • Voltage Rating: 120/240V AC
  • Current Rating: 10A
  • Dimensions: 102.87 mm H x 19.05 mm W x 74.93 mm D (4.05 in x 0.75 in x 2.95 in)
  • Weight: 0.4 lb
  • Standards: CSA, IEC, UL listed
  • Applications: Air conditioning, refrigeration equipment, heating panelboards
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 1
  • AIC rating: 10kA @ 120V
  • Connection: Bolt-On
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Frame Size: 100A/QOU
  • Breaker Type: Standard
  • Panel Type: Air Conditioning and Refrigeration Equipment, Heating
  • MCM Size: Min. Wire Size 14 AWG, Max. Wire Size 2 AWG
  • Terminal Connection: Slotted Box Lug (Reversible Line and Load)
  • Wire Size: AWG 14 to AWG 2 aluminium/copper
  • Certification: IEC, UL listed
  • Family: QOU Series
  • Item Subcategory: Molded Case
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901205678
  • GTIN: 00785901205678