2DU1L | Circuit Breaker | 1A | 2-Pole | 277V

The 2DU1L circuit breaker is an industrial-grade, two-pole device designed to protect 277V circuits with a precise 1A rating. Built for maintenance, retrofit, and replacement tasks, this breaker helps keep commercial and industrial electrical systems safe while reducing downtime.

Choosing the right part matters. The 2DU1L designation is your strongest reference for compatibility—always confirm fit and ratings before ordering to ensure a seamless replacement in your panel or distribution system.

• Amperage: 1A
• Poles: 2-Pole
• Voltage: 277V

Why this 2DU1L breaker stands out

• Designed for industrial environments where strict matching of specs is essential for safe operation and code compliance.
• Direct-fit profile for legacy panels and equipment that require a 2-pole, 277V solution.
• Ideal for maintenance, retrofit, and replacement projects, helping you minimize downtime and maintain reliable circuit protection.

Practical use cases

• Standby replacement in existing 2-pole, 277V circuits to restore protective circuitry quickly during maintenance windows.
• Retrofit applications where older equipment must be brought up to current safety standards without changing the surrounding infrastructure.
• Spare on hand for emergency replacements in industrial control panels that operate at 277V.

Before you order, reference the part number 2DU1L to confirm compatibility with your equipment. This ensures you’re selecting the exact specification needed for your panel, reducing the risk of fitment issues and ensuring reliable, long-term protection for your 277V circuits.