Square D FA340701021-BLACK 70A 3-Pole 480 V Circuit Breaker

The Square D FA340701021-BLACK delivers robust overcurrent protection for 480 V three-phase power with a precise 70 A rating and a reliable 3-pole design. Encased in a distinctive BLACK finish, this circuit breaker is built to stand out in crowded control panels while providing dependable performance where uptime matters.

• 70 A current rating — protects feeders, motors, and critical equipment from overloads without unnecessary nuisance trips.
• 3-pole configuration — balanced protection across all three phases for stable, safe operation in three-phase systems.
• 480 V voltage rating — suitable for industrial and commercial power distribution environments that require higher-voltage protection.
• Part number FA340701021-BLACK — easy identification and seamless reference for replacement or inventory management.
• Distinctive BLACK finish — helps with quick visual identification in complex panels, reducing installation time and errors.

Who should consider this breaker? Electricians, panel builders, and facilities managers working with 480 V three-phase networks in manufacturing floors, large commercial installations, or data-center infrastructure. It’s designed to provide reliable protection for motor feeders, distribution panels, and heavy electrical loads where consistent performance matters.

Use cases and scenarios

• Motor control circuits on conveyors, crushers, or pumps in industrial settings that run on 480 V three-phase power.
• Main feeders feeding distribution panels in manufacturing facilities where space and identification within the panel are critical.
• Three-phase protection for critical processing equipment in environments with high electrical demand.

Practical guidance for optimal use: install only in compatible electrical panels and follow local electrical codes. Ensure proper mounting, secure connections, and routine inspection to confirm that protection remains aligned with system load and operating conditions.

Why choose this Square D breaker — It combines a solid current rating, a three-pole design for balanced phase protection, and a visually distinctive BLACK finish that simplifies panel management. When reliability and clear identification are priorities in 480 V three-phase systems, the FA340701021-BLACK stands out as a precise, durable choice.