Consistent quality. We’ve added similar items to our regular reorder list.
MRO · Reorder
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| Part Number | CKD3300 |
| Amperes | 300 |
| Poles | 3 |
| Voltage | 600 |
| Product Type | Circuit Breaker |
Seamless online shopping experience guaranteed with easy shipping and returns policy.
Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.
Introducing the Eaton CKD3300 Circuit Breaker — a robust, industrial-grade protection device engineered for demanding power systems. Rated at 300A and 600V, this 3-pole breaker delivers reliable overcurrent protection for essential equipment, panels, and downstream feeders. Designed with maintenance, retrofit, and replacement projects in mind, the CKD3300 is a practical, long-term solution for upgrading or sustaining older electrical installations.
The CKD3300 stands out in its class by offering precise compatibility with Eaton panels and legacy gear through its exact part reference. When you’re maintaining an installed system or retrofitting for new loads, using the CKD3300 ensures the protection characteristics align with your existing equipment, reducing the risk of mismatched ratings.
Before ordering, confirm fit and ratings match your installation. Use the CKD3300 part number as your primary reference for compatibility with Eaton equipment and compatible panels. Check your enclosure’s voltage class, panel labeling, and the bus arrangement to ensure a seamless replacement or upgrade.
Electrical work should be performed by qualified personnel in accordance with local codes and standards. Ensure the system is de-energized before servicing, verify the protection settings correspond to the application, and torque connections to manufacturer specifications. When in doubt, consult Eaton installation guides or a certified electrician.
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General feedback we often hear from customers purchasing industrial electrical parts.
Consistent quality. We’ve added similar items to our regular reorder list.
MRO · Reorder
Support is responsive when we have questions about fit or application.
Purchasing · Quick answers
A reliable choice when we need industrial parts on short notice.
Service · Urgent replacement