The Schneider Electric Square D MJA series molded case circuit breaker is engineered for robust electrical protection in demanding industrial environments. This specific unit, the MJA266005, is designed to handle significant power loads, making it suitable for heavy-duty distribution and motor control applications. Its construction prioritizes operational integrity and safety in systems requiring reliable circuit interruption.

Technical details

• Series: Square D MJA
• Type: Molded Case Circuit Breaker (MCCB)
• Voltage Rating: 600V AC
• Current Rating: 600A
• Frame Size: MJA (specific frame size details should be verified against manufacturer datasheet)
• Interrupting Rating: Details to be confirmed via manufacturer datasheet; typically encoded in part numbers for this series.
• Number of Poles: To be confirmed via manufacturer datasheet; MJA breakers are commonly available in 2 or 3 pole configurations.
• Terminal Type: Lug terminals, suitable for high-amperage connections.

Applications & compatibility

This Schneider Electric Square D MJA breaker is commonly deployed in main distribution panels, motor control centers (MCCs), and as a protective device for large machinery in sectors such as manufacturing, material handling, and process industries. It is designed to integrate into existing Square D electrical infrastructure, providing a reliable upgrade or replacement for systems requiring 600V, 600A protection.

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 MJA266005 or contact our technical team for cross-reference assistance with compatible MJA series components.