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Square D QBL32110 - Molded Case Circuit Breaker 110A 3P (10kA AIC)

Square D
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Square D QBL32110 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 110A current rating and a 240V AC voltage rating, housed within a compact Q-frame measuring 164.34 mm H x 114.3 mm W x 99.82 mm D and weighing 4.74 lb with lug-style feed-thru terminals. The breaker utilizes a thermal-magnetic trip mechanism for both long-time and instantaneous protection, is rated for 10kA interrupting capacity at 240V, and operates within a temperature range of -25 to 70 °C. It complies with UL, CSA, NEMA, and NOM standards, making it suitable for use in panelboards, switchboards, and industrial control panels requiring robust branch circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, QBL Series
  • Voltage Rating: 240V AC
  • Current Rating: 110A
  • Dimensions: 6.47 in (164.34 mm) H x 4.5 in (114.3 mm) W x 3.93 in (99.82 mm) D
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Applications: Industrial Power Distribution, Panelboards, Switchboards
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 3
  • Poles: 3
  • AIC Rating: 10kA @ 240V
  • Connection: Feed-Thru
  • Terminal Connection: Lug
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: Q
  • Trip Type: Thermal-Magnetic
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Certification: UL, CSA, NOM
  • Weight: 4.74 lb


Product Identification
  • UPC: 785901702825
  • GTIN: 00785901702825