The Schneider Electric QO3100 is a three-pole miniature circuit breaker designed for reliable circuit protection in commercial and industrial electrical distribution systems. As part of the widely recognized QO series, this breaker offers robust performance for applications requiring a 100-ampere rating and a 10kA interrupting capacity. It is engineered for plug-in mounting onto compatible busbar systems, simplifying installation and maintenance.

Technical details

• Series: QO
• Number of Poles: 3
• Current Rating: 100 A
• Voltage Rating: 120/240 VAC
• Interrupting Capacity: 10 kA
• Mounting Type: Plug-in
• Trip Unit Type: Thermal-Magnetic
• Terminal Type: Lug

Applications & compatibility

This 100A, 3-pole QO circuit breaker is suitable for use in main or branch circuit protection for various electrical panels and distribution boards. It is commonly found in commercial buildings, manufacturing facilities, and other environments where reliable overcurrent protection is essential for equipment and personnel safety. Its plug-in design ensures compatibility with Schneider Electric QO load centers and similar busbar configurations.

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 QO3100 or contact our technical team for cross-reference assistance with compatible QO series components.