Eaton HKDDC3300A1301T1001Z01 Circuit Breaker, 300A, 3-Pole

The Eaton HKDDC3300A1301T1001Z01 Circuit Breaker is a rugged, three-pole unit designed for industrial electrical service, maintenance, and replacement projects. With a 300 A rating, it delivers reliable overcurrent protection for heavy feeders across three-phase systems, helping protect equipment and keep operations running smoothly.

Model HKDDC3300A1301T1001Z01 belongs to Eaton's HKDDC family, a trusted solution for demanding environments. The 3-pole configuration ensures simultaneous disconnection of all three phases, improving safety during trips and maintenance. Use the exact part number to verify compatibility with your panel or gear and ensure it meets your application requirements.

Key benefits

• Precise 300 ampere protection for high-demand loads and feeders in industrial facilities.
• Three-pole design for reliable three-phase interruption, reducing the risk of unbalanced faults.
• Durable construction designed for continuous operation in challenging environments.
• Clear identification and traceability through the exact part number HKDDC3300A1301T1001Z01 for fast cross-checks and replacements.
• Versioning and compatibility guidance: verify fit by part number and application requirements; our team can assist with matching your part.

How to verify compatibility

To ensure you select the correct breaker, compare the exact part number HKDDC3300A1301T1001Z01 to your panel schedule and equipment specifications. Confirm amperage (300 A) and pole count (3 poles) match your three-phase system, and assess enclosure clearance, mounting type, and trip characteristics required by your installation.

Ideal use cases

• Upgrading service equipment in manufacturing lines where a reliable 300 A, 3-pole breaker protects heavy feeders.
• Replacement in aging electrical gear where maintaining three-phase protection is critical.
• New installations in industrial facilities needing Eaton engineering-backed circuit protection with clear part-number traceability.

Professional installation and support

We recommend consulting a qualified electrician or technician for installation and verification of compatibility. If you need help matching a part number or confirming compatibility, message us and we’ll assist with precise fitment checks and application guidance.