The Schneider Electric Square D QO330VH1021 Miniature Circuit Breaker provides essential overcurrent protection for electrical distribution systems. This 3-pole breaker is part of the QO series, a widely recognized line for its reliability in commercial and industrial settings. It is engineered to safeguard circuits from damaging fault currents and overloads, ensuring the integrity of connected equipment.

Technical details

• Series: Square D QO
• Poles: 3
• Amperage Rating: 30A
• Voltage Rating: 120/240VAC
• Interrupting Capacity: 22kA
• Mounting Type: Plug-in
• Terminal Type: Lug
• Trip Type: Thermal-Magnetic

Applications & compatibility

This 30A, 3-pole circuit breaker is commonly deployed in panelboards and load centers for branch circuit protection in commercial buildings, manufacturing facilities, and data centers. It is suitable for protecting circuits feeding lighting, HVAC equipment, small motor loads, and general-purpose receptacles where 3-phase power distribution is utilized.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the QO330VH1021 or contact our technical team for cross-reference assistance with compatible QO series components.