Westinghouse CHKD3400F 400A 3P 600V Circuit Breaker | AmpState

Meet the Westinghouse CHKD3400F, a circuit breaker built for everyday electrical protection. Designed for panelboards, load centers, and distribution systems, this unit delivers dependable performance when it matters most.

Key specifications at a glance:

• Amperage: 400 A
• Poles: 3
• Voltage: 600 V
• Part Number: CHKD3400F
• Type: Circuit Breaker

Why this CHKD3400F stands out for your project

• Exact OEM fit for BOM integrity: ideal for replacement projects and stocking spares while keeping the bill of materials aligned to the original part number.
• Broad compatibility with panelboards and load centers: engineered to protect critical circuits across commercial and light industrial electrical distribution.
• Reliable availability from AmpState: sourced to help you obtain the right part quickly, with support to confirm fit and compatibility.
• Clear traceability: Westinghouse heritage and CHKD3400F part number provide confidence in performance and safety.

Use cases and practical scenarios

• Stocking a spare for essential service panels in office buildings or small campuses to reduce downtime during a breaker replacement.
• Maintaining BOM accuracy during panel modernization or retrofits by preserving the original part number and ratings.
• Executing emergency replacements in distribution schemes where speed and accuracy of procurement are critical.

How it benefits your operation

• Preserves reliable circuit protection across your electrical distribution network, helping prevent unexpected outages.
• Streamlines procurement and inventory management by matching the exact original specifications, supporting audits and maintenance workflows.

Tips for a smooth fit

• Verify the exact specifications—400 A, 3P, 600 V—and ensure they align with your existing panelboard or load center configuration.
• If you’re unsure about compatibility, message us and our team will assist with fit confirmation to keep your BOM aligned and your project on track.