Eaton Cutler-Hammer KA3225F 225A 3P 600V Circuit Breaker, Bolt-On | AmpState

The Eaton Cutler-Hammer KA3225F is a rugged, bolt-on circuit breaker designed to protect your electrical distribution system with precision. Built for panelboards, load centers, and general electrical distribution, this 225A, 3-pole device delivers reliable three-phase protection where it matters most.

Direct-fit specifications you can trust

• Part number: KA3225F
• Amp rating: 225 A
• Pole configuration: 3 poles (three-phase)
• Voltage rating: 600 V
• Mounting type: Bolt-On for secure, durable installation
• Application: Circuit protection in panelboards, load centers, and electrical distribution networks

Why this KA3225F stands out

When your service or project hinges on dependable, code-compliant protection, the KA3225F delivers. This bolt-on 3-pole breaker is engineered for robust continuity in commercial and industrial environments where 600V distribution is common. Its direct-fit design ensures easier swap-outs and fewer compatibility headaches during replacements or upgrades, helping you keep your electrical BOM aligned with the original part number.

Unlike generic substitutes, the KA3225F is part of Eaton Cutler-Hammer’s trusted lineup, known for consistent trip performance, dependable mechanical interlock, and long service life in demanding settings. If your existing equipment or panel schedule specifies KA3225F, you’ll experience a seamless fit that minimizes downtime and reduces the risk of mismatched components.

Ideal use cases and practical scenarios

• Restore original protection in legacy panelboards or load centers by matching the KA3225F specification exactly, preserving BOM integrity and service history.
• Stock a reliable, on-hand component that accelerates outages recovery when a fault occurs, keeping plants running with minimal interruption.
• Suitable for electrical distribution setups that operate at up to 600 volts and require three-pole coordination for balanced protection across phases.
• Directly aligns with Eaton-based panel systems where a 225A, 3-pole, bolt-on breaker is the specified protection device.

Installation, safety, and best practices

Professional installation is essential. The bolt-on mounting configuration provides a secure, vibration-resistant connection, which is especially valuable in environments with machinery or variable loads. Before installation, ensure the power is de-energized, follow all relevant electrical codes, and verify that the panelboard or distribution equipment is rated for 225 A and 600 V. Keep spares on hand to reduce downtime and maintain system reliability over the long term.

If you’re unsure whether KA3225F is the right fit for your specific panel or BOM, AmpState offers support to help you confirm compatibility and ensure a seamless match with your original part numbers. Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.

Elevate your electrical protection with a trusted, purpose-built solution. The Eaton Cutler-Hammer KA3225F 225A 3P 600V Circuit Breaker, Bolt-On, is a dependable choice for maintaining safe, efficient, and compliant distribution in industrial and commercial systems.