Square D Q4L2350 350A 2P 240V Circuit Breaker | AmpState

Power reliability starts with the right circuit protection. The Square D Q4L2350 350A 2P 240V Circuit Breaker is engineered for dependable performance in panelboards, load centers, and electrical distribution equipment. Built for everyday electrical work, this two-pole breaker delivers robust protection for high-current circuits at 240 V.

Whether you’re upgrading a service, replacing a failed breaker, or stocking spares to keep your BOM aligned with the original part number, the Q4L2350 helps you keep downtime minimal and installations accurate.

Key specifications

• Manufacturer: Square D
• Part Number: Q4L2350
• Product Type: Circuit Breaker
• Amperage: 350 A
• Poles: 2
• Voltage: 240 V
• Availability: AmpState

Why this Q4L2350 stands out

• High-current protection: 350 A rating makes it suitable for demanding feeders in commercial and industrial panels.
• Two-pole design: Simultaneous interruption of both hot legs enhances safety and clears faults quickly.
• BOM-compatible replacement: Keeps your original part number alignment intact, simplifying inventory management and maintenance records.
• Smart stocking option: A dependable spare that reduces downtime when a breaker needs to be swapped in a live system.
• Supportive service from AmpState: Quick assistance to confirm fit and compatibility if you’re matching a specific panel or distribution setup.

Use cases and scenarios

• Replacing a worn or tripped breaker in commercial or light industrial panelboards and load centers.
• Upgrading feeders in existing electrical distribution setups that require a 350 A, 2-pole, 240 V protection device.
• Maintaining BOM accuracy for service contracts or OEM-installations where exact original part numbers are essential.

If you need help confirming fit or compatibility with your specific panel or distribution scheme, send a message and AmpState will assist you in verifying the match.