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Square D QOB120EPD2100 - 20A 1-Pole Molded Case Breaker

Square D
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The Square D QOB120EPD2100 is a 1-pole molded case circuit breaker from the QOB Series, designed for thermal magnetic protection against overloads and short circuits. It operates at 120/240VAC with a 20A current rating and a 10kA interrupting capacity at 120V, utilizing a bolt-on connection and pressure plate terminals for secure installation. This compact unit measures 4.1 in (105 mm) x 1.5 in (38 mm) x 2.9 in (74 mm) and weighs 1 lb, featuring LI (Long-Time and Instantaneous) trip functions for precise protection. It is UL Listed and CSA certified, complying with industry standards for reliability in industrial environments. Typical applications include branch circuit protection in panelboards and load centers for commercial and light industrial systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, QOB Series, Thermal Magnetic
  • Voltage Rating: 120/240VAC
  • Current Rating: 20A
  • Dimensions: 4.1 in (105 mm) x 1.5 in (38 mm) x 2.9 in (74 mm) (Height x Width x Depth)
  • Standards: CSA, UL Listed
  • Applications: Branch circuit protection in panelboards and load centers for commercial and light industrial systems
  • Switch Type: Not specified
  • Configuration: 1-Pole
  • Coil Voltage Maximum: Not specified
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 1
  • Voltage: 120/240VAC
  • Amperage: 20A
  • AIC rating: 10kA@120V
  • Connection: Bolt-On
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: Not specified
  • Trip Type: Thermal Magnetic
  • Panel Type: Not specified
  • Breaker Type: QOB
  • Control Voltage Minimum: Not specified
  • Control Voltage Maximum: Not specified
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not specified
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Bolt-On
  • Hz: Not specified
  • Coil Material: Not specified
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not specified
  • Coil Voltage Minimum: Not specified
  • Wire: Not specified
  • Amperage Maximum: Not specified
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: Not specified
  • Certification: UL Listed
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Pressure Plate
  • Frequency Rating: Not specified
  • Phase Connection: 1-Phase
  • Standards: CSA, UL Listed
  • Compatible Frames: Not specified
  • Installation Type: Bolt-On
  • Item QTY: Not specified
  • Nema Starter Size: Not specified
  • Breaker Frame: Not specified
  • Current Rating: 20A
  • Reverse Standoff Voltage: Not specified
  • Watts: Not specified
  • Peak Pulse Current: Not specified
  • Breakdown Voltage (MIN VBR@IT ) (V): Not specified
  • Breakdown Voltage (VBR@IT) (V): Not specified
  • Polarity: Not specified
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not specified
  • On-State Current: Not specified


Product Identification
  • UPC: 785901763727
  • GTIN: 00785901763727