Square D QO330 30A 3-Pole Standard – Plug-On – 120/240V

The Square D QO330 30A 3-Pole Standard – Plug-On – 120/240V circuit breaker provides reliable 30 Amp, 3-pole thermal-magnetic protection for residential and commercial 120/240V AC systems. Designed for Square D QO loadcenters and equipment, this standard breaker offers dependable overcurrent protection with a 10 kAIC interrupt rating. The plug-on mounting simplifies installation, and the Visi-Trip indicator allows for fast fault detection and easy troubleshooting. Compatible with copper and aluminum conductors up to AWG 8, it delivers durable, safe, and efficient performance for branch circuits.

Voltage and Rating

• Current Rating: 30 Amps
• Voltage Rating: 120/240 Volts AC
• Interrupting Capacity: 10 kAIC
• Frequency: 50/60 Hz

Key Specifications

• Breaker Type: Standard (thermal-magnetic)
• Number of Poles: 3-Pole
• Mounting Type: Plug-On
• Product Range: QO (for Square D QO loadcenters and equipment)
• Application: Residential and commercial branch circuit protection
• Special Features: Visi-Trip indicator
• Ratings: UL Listed, CSA

Technical Specifications

• Connection Type: Plug-on
• Wire Size: AWG 14–8 Cu/Al
• Terminal Tightening Torque: 35.4 lb-in
• Operating Mechanism: Thermal-magnetic
• Interrupt Rating: 10 kAIC
• Certifications: UL Listed, CSA

Product Data

• Manufacturer: Schneider Electric
• Brand: Square D
• Model Number: QO330
• UPC: 785901400721

Dimensions

• • Height: 3.0 in
  • Width: 2.2 in
  • Depth: 2.9 in
  • Weight: 0.899 lbs

Returns are easy

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

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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.