21-A162KD1 | Circuit Breaker | 400A | 2-Pole | 600V

21-A162KD1 Industrial Circuit Breaker delivers robust, high-current protection in a compact 2-pole package designed for demanding industrial environments. With a 400A rating and a 600V operating capacity, this breaker is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter.

• Amperage: 400 A
• Poles: 2-Pole
• Voltage: 600 V

Why this model stands out

• Precisely matched specs minimize installation guesswork and downtime when upgrading panels or replacing aging equipment.
• The 21-A162KD1 part number is the most reliable reference for compatibility, ensuring you’re selecting the right device for your system.
• Designed for industrial panels, motor control centers, and distribution boards where dependable interrupting capability and solid protection are essential.

Ideal for

• Maintenance and retrofit projects in manufacturing facilities and processing plants
• Replacement of worn or obsolete breakers in 600V distribution systems
• OEM or field applications requiring a spec-accurate, drop-in circuit breaker with proven performance

Use cases and practical applications

• Upgrading an aging 600V panel to maintain protection standards without changing downstream wiring or bus layouts
• Configuring a spare or replacement unit for critical line feeders that demand quick, reliable swaps
• Retrofitting equipment where maintaining a 2-pole configuration preserves existing disconnect schemas and safety clearances

Compatibility and ordering tips

Before you order, verify that the part number (21-A162KD1) matches your equipment and that the amperage (400A), poles (2-Pole), and voltage (600V) align with your panel rating. The part number is the best reference for compatibility, and confirming fit and ratings upfront helps prevent delays in the field.

With its rugged construction and precise specification alignment, the 21-A162KD1 is a reliable, targeted solution for professionals who value exact matches, reduced downtime, and predictable protection in industrial electrical systems.