The Schneider Electric Square D MJA series molded case circuit breaker provides robust electrical protection for demanding industrial and commercial power distribution systems. This MJA265005 model is rated for 500 Amperes and 600 Volts AC, engineered for reliable circuit interruption in applications requiring significant fault current handling capabilities.

Technical details

• Series: Square D MJA
• Type: Molded Case Circuit Breaker (MCCB)
• Frame Size: MJA
• Current Rating: 500 Amperes
• Voltage Rating: 600 Volts AC
• Interrupting Rating (AIC) at 240VAC: 110,000 Amperes
• Interrupting Rating (AIC) at 480VAC: 65,000 Amperes
• Interrupting Rating (AIC) at [Voltage Not Fully Specified]: 25,000 Amperes (Verify specific voltage with manufacturer datasheet)
• Trip Unit Type: Thermal-Magnetic (Assumed based on typical MJA series configuration; verify with manufacturer datasheet)
• Number of Poles: 3 (Assumed based on typical MJA series configuration; verify with manufacturer datasheet)

Applications & compatibility

This Schneider Electric Square D MJA circuit breaker is suitable for main distribution panels, branch circuit protection, and motor control applications in heavy industrial environments. It is commonly found in manufacturing plants, data centers, and large commercial buildings where reliable and high-capacity overcurrent protection is essential.

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 MJA265005 or contact our technical team for cross-reference assistance with compatible MJA series components.