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Cutler Hammer QB1030EP - Molded Case 30A 1-Pole (120V Bolt-On)

Cutler Hammer
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Cutler Hammer QB1030EP is a 1-pole molded case circuit breaker designed for overcurrent protection in electrical distribution systems. It provides thermal-magnetic protection with long time and instantaneous trip functions, rated for 30A at 120V AC with a 10kA interrupting capacity. The unit features a bolt-on connection, accepts AWG 14 to AWG 4 wire, and measures 4 in x 1 in x 3.5 in (Length/Depth x Height x Width) with a weight of 0.4 lb. It operates within a temperature range of -13 to 158 °F (-25 to 70 °C) and is suitable for single-phase applications. This breaker is commonly used in industrial panelboards and load centers for branch circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Voltage Rating: 120V
  • Current Rating: 30A
  • Dimensions: 4 in x 1 in x 3.5 in (Length/Depth x Height x Width)
  • Standards: Not specified
  • Applications: Industrial panelboards and load centers
  • Switch Type: Not specified
  • Configuration: 1 Pole
  • Coil Voltage Maximum: Not specified
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Shipping Dimensions: Not specified
  • Phase: 1
  • Voltage: 120V
  • Amperage: 30A
  • AIC rating: 10kA@120V
  • Connection: Bolt-On
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: Not specified
  • Trip Type: Thermal Magnetic
  • Panel Type: Not specified
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not specified
  • Control Voltate 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: AWG 14 to AWG 4
  • Amperage Maximum: 30A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: AWG 14 to AWG 4
  • Certification: Not specified
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Not specified
  • Frequency Rating: Not specified
  • Phase Connection: 1 Phase
  • Standards: Not specified
  • Compatible Frames: Not specified
  • Installation Type: Not specified
  • Item QTY: Not specified
  • Nema Starter Size: Not specified
  • Breaker Frame: Not specified
  • Current Rating: 30A
  • 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: 70 °C
  • Max Clamp Voltage: Not specified
  • On-State Current: Not specified


Product Identification
  • UPC: 78667918601
  • GTIN: 00786679186015