ITE | CKL3F400 | Circuit Breaker | 3-Pole

Introducing the ITE CKL3F400 3-Pole Circuit Breaker — a purpose-built protection solution for three-phase systems. Designed for maintenance, retrofit, and replacement projects, this unit delivers dependable performance when exact specifications and reliable compatibility matter most.

Why this 3-pole breaker stands out

• Three-pole protection ensures simultaneous disconnect of all three phases, simplifying wiring changes and enhancing safety during fault conditions.
• Precise compatibility for panels and equipment that rely on the CKL3F400 footprint and rating profile. The part number CKL3F400 is your best reference for ensuring a correct match.
• Maintenance-friendly and field-ready—engineered for straightforward replacement, minimizing downtime and keeping critical systems online.
• Industrial-grade reliability from a trusted ITE design mindset, built to withstand repeated operation in demanding environments.

Ideal use cases

• Retrofits that require an exact 3-pole replacement without altering existing panel interlocks or wiring configurations.
• Maintenance cycles where proven compatibility with CKL3F400-based systems reduces guesswork and install time.
• Spare-part strategy for service teams needing a reliable, on-hand solution that aligns with established specifications.

How to ensure a perfect fit

• Verify that your panel or equipment expects a 3-Pole circuit protection device in the CKL3F400 family.
• Check that the required electrical ratings align with your system’s operating current and fault protection needs; refer to the part number as the primary compatibility reference.
• Confirm mounting, bus configuration, and terminal arrangements match your current breaker installation to avoid any fit issues during replacement.

Specifications at a glance

• Poles: 3-Pole
• Part number: CKL3F400
• Brand: ITE
• Application: Maintenance, retrofit, and replacement in compatible three-phase electrical systems

Whether you’re upgrading an aging panel, performing a precise retrofit, or stocking your service fleet for quick, reliable replacements, the ITE CKL3F400 3-Pole Circuit Breaker offers clarity, compatibility, and confidence. Rely on the part number for the most dependable compatibility reference and ensure fit and ratings before ordering to keep your electrical systems protected and running smoothly.