The Schneider Electric Square D QJA221251 Molded Case Circuit Breaker is engineered for robust electrical system protection. As a component of the QJA series, this 2-pole breaker is rated for 125 Amps and operates at a maximum voltage of 240 VAC, making it a reliable choice for demanding industrial and commercial environments. Its thermal-magnetic trip mechanism ensures effective safeguarding against both sustained overloads and short-circuit events.

Technical details

• Series: Square D QJA
• Poles: 2
• Amperage Rating: 125 Amps
• Voltage Rating: 240 VAC Maximum
• Trip Type: Thermal-Magnetic
• Interrupting Rating: Not specified; verify with manufacturer datasheet.
• Terminal Type: Not specified; verify with manufacturer datasheet.
• Mounting Type: Not specified; verify with manufacturer datasheet.

Applications & compatibility

This circuit breaker is commonly deployed in power distribution panels, motor control centers, and electrical sub-panels within manufacturing facilities, processing plants, and commercial buildings. It is suitable for protecting circuits supplying machinery such as pumps, fans, conveyors, and lighting systems where a 2-pole, 125A, 240VAC protection device is required.

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 QJA221251 or contact our technical team for cross-reference assistance with compatible Square D components.