Eaton DK3300W 300A 3P 240V Circuit Breaker | AmpState

Meet the Eaton DK3300W — a 300 A, 3-pole, 240 V circuit breaker engineered to protect panelboards, load centers, and electrical distribution networks with dependable performance. Designed for precise matching in Eaton-based systems, the DK3300W is a smart choice for teams that value reliability, accuracy, and seamless procurement.

This part offers a direct part-number match, making it ideal for maintenance crews, panel builders, and spare-inventory planning where fit and compatibility matter most. With the DK3300W, you minimize misfits and downtime, streamlining installation and field replacements.

Why the DK3300W stands out

Designed for robust protection in modern electrical distribution, the DK3300W aligns with Eaton panels and distribution equipment, ensuring consistent performance and straightforward integration. Its 300 A rating and 3-pole, 240 V configuration deliver clear, reliable circuit protection for demanding commercial and industrial environments.

Best uses and practical scenarios

• New installations in panelboards and load centers that require an exact Eaton part.
• Replacement breakers in existing Eaton systems where DK3300W is the specified match.
• Spare-inventory for maintenance teams to reduce downtime on critical equipment.

Specifications at a glance

• Manufacturer: Eaton
• Part Number: DK3300W
• Product Type: Circuit Breaker
• Amperage: 300 A
• Poles: 3
• Voltage: 240 V

Availability: This DK3300W is available from AmpState. If you need help matching a part number or confirming compatibility with your specific panel, message us and we’ll help you verify the fit and guide you to the right Eaton solution.