Square D Q1L315 Circuit Breaker, 15A, 3-Pole, 240V

Meet the Square D Q1L315 Circuit Breaker—engineered for reliability in industrial electrical service, maintenance, and replacement projects. This 15 A, 3-pole device delivers precise protection for 3-phase circuits operating at 240V, helping keep equipment and personnel safe while minimizing downtime.

Key specifications at a glance

• Amperage: 15 A
• Poles: 3-pole configuration for three-phase systems
• Voltage rating: 240V
• Part number: Q1L315
• Manufacturer: Square D

Why this circuit breaker stands out

Designed for the rigors of industrial environments, the Q1L315 provides dependable overcurrent protection that trips when a fault or overload occurs, helping prevent damage to motors, drives, and wiring. The 3-pole design ensures synchronized protection across all three phases, reducing the risk of unbalanced loads and electrical faults escalating into equipment outages.

Ideal uses and scenarios

• New installations in equipment that runs on 240V three-phase power
• Maintenance or replacement of aging feeders in manufacturing lines, pumps, conveyors, or compressors
• Panel upgrades where a precise 15 A, 3-pole 240V device is required

Compatibility you can trust

To ensure a perfect fit, verify the part number Q1L315 against your equipment’s panel schedule or catalog. If you’re unsure about compatibility with your specific application, our team can help confirm fitment and application requirements—just reach out with your panel type and project details.

Installation and safety tips

• Power down the equipment and lock out the circuit before replacement or installation
• Match the device to the 240V three-phase circuit and confirm the 15 A rating
• Follow standard electrical safety practices and your site’s wiring standards