Siemens B330 30A 3-Pole Thermal-Magnetic – Bolt-On – 240V

The Siemens B330 is a 30 Amp, 3-Pole thermal-magnetic molded case circuit breaker designed for BL panelboards and loadcenters. Featuring bolt-on mounting, a 10kA interrupt rating, and wide wire compatibility, it provides reliable short-circuit and overload protection for commercial and industrial applications.

Voltage and Rating

• Amperage: 30 Amps
• Voltage: 240 Volts AC
• Interrupt Rating: 10 kAIC

Key Specifications

• Breaker Type: Thermal Magnetic Molded Case Circuit Breaker
• Poles: 3-Pole
• Mounting Mode: Bolt-On
• Wire Size: #14–6 AWG Cu, #12–6 AWG Al

Product Data

• Manufacturer: Siemens
• Brand: BL
• Model Number: B330
• UPC: 783643263710

• Dimensions:

  • Height: 3.75 in
  • Width: 3 in
  • Depth: 2.37 in
  • Weight: 0.948 lbs

• Certifications: UL Listed, HACR Rated, CSA Certified, NOM Certified

Returns are easy

You may return items within 10 days of delivery for a refund.

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My Circuit Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

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My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.