The Schneider Electric Square D QO21251021 is a 2-pole miniature circuit breaker designed for reliable overcurrent protection in electrical distribution systems. This breaker is part of the QO series, a widely recognized line known for its robust performance in residential and commercial settings. It is engineered to safeguard circuits from damaging fault currents, ensuring the integrity of connected equipment.

Technical details

• Series: QO
• Poles: 2
• Amperage Rating: 125 A
• Voltage Rating: 120/240 VAC
• Interrupting Capacity: 10 kA at 120/240 VAC
• Connection Type: Plug-in (Mo)
• Application: Branch circuit protection
• Trip Type: Thermal-magnetic

Applications & compatibility

This circuit breaker is suitable for use in various load centers and panelboards, providing essential protection for circuits in homes, apartment buildings, and commercial facilities. It is commonly employed in applications requiring protection for higher amperage loads, such as HVAC systems, large appliances, or sub-distribution panels.

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 Schneider Electric Square D QO21251021 or contact our technical team for cross-reference assistance with compatible QO series components.