Allen-Bradley | 140U-H6C3-C40 | Circuit Breaker | 3-Pole | 600V

Introducing the Allen-Bradley 140U-H6C3-C40 Circuit Breaker — a precise, three-pole solution designed for reliable protection in 3-phase power systems up to 600V. Built for maintenance, retrofit, and replacement tasks, it ensures your equipment stays protected and downtime is minimized.

Exact fit, proven performance

The 140U-H6C3-C40 is a 3-pole unit whose footprint and electrical characteristics align with standard Allen-Bradley panels and enclosures. The part number is your most reliable reference for compatibility, helping you avoid mismatches during quick-service scenarios.

Key specifications at a glance

• Poles: 3-Pole
• Voltage rating: 600V
• Part number: 140U-H6C3-C40

Why it matters in the field

• Maintenance readiness: Keep spare units on hand to reduce panel downtime when a breaker trips or fails.
• Retrofit friendly: Replace aging breakers with an exact-match part to preserve safety margins and wiring layouts.
• Replacement compatibility: The 140U-H6C3-C40 slot-in design minimizes rework and simplifies field service.
• Three-phase protection: The 3-Pole configuration is ideal for balanced 3-phase systems common in manufacturing and utilities.

Practical use cases

Ideal for industrial control panels, machine tools, packaging lines, conveyors, and process equipment where a reliable 3-pole, 600V breaker is required. Use in service labs or maintenance shops as a controlled, sealed replacement that preserves existing wiring and breaker mounting standards.

Hints for the purchase and installation

• Always confirm fit and ratings before ordering — the 140U-H6C3-C40 is named as the best compatibility reference for this exact unit.
• Check conductor sizes and torque specs, and ensure the enclosure and bus connections are compatible with a 3-pole 600V breaker.
• Handle with appropriate PPE and follow panel manufacturer guidelines during installation or replacement.

With the Allen-Bradley 140U-H6C3-C40 Circuit Breaker, you’re choosing a trusted, exact-match component designed to keep critical systems protected while simplifying procurement and service workflows. Add it to your spare-part kit or stock it as a ready-to-deploy replacement for faster, safer maintenance.