The Schneider Electric Square D QBA221504 is a molded case circuit breaker designed for robust electrical system protection. This QBA series breaker is engineered to safeguard against overcurrent conditions in commercial and industrial environments. It operates at a nominal voltage of 240V and is rated for 150 amps, providing reliable circuit interruption.

Technical Details

• Series: Square D QBA
• Type: Molded Case Circuit Breaker
• Voltage Rating: 240V AC
• Amperage Rating: 150A
• Number of Poles: 4 (implied by the '4' in the part number, common for 3-phase applications with neutral)
• Interrupting Rating: To determine the specific interrupting rating (AIC), please consult the manufacturer's datasheet for the QBA221504 model.
• Terminal Type: Standard screw terminals (verify with datasheet for specific configuration).
• Mounting Style: Panel mount (verify with datasheet for specific configuration).

Applications & Compatibility

This Schneider Electric Square D QBA221504 circuit breaker is suitable for use in main distribution panels, sub-panels, and motor control centers. It is commonly found in applications requiring reliable overcurrent protection for machinery and electrical infrastructure within manufacturing plants, commercial buildings, and data centers.

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 QBA221504 or contact our technical team for cross-reference assistance with compatible Square D QBA series components.