Westinghouse | 315C043G18 | Circuit Breaker | 400A | 3-Pole | 415V

Meet the Westinghouse 315C043G18 circuit breaker—built for reliability in demanding industrial environments. With a 400A rating and a 3-pole configuration for 415V three-phase systems, this unit is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter. The part number 315C043G18 is your quickest path to precise compatibility with existing panels and protection schemes.

Why this breaker stands out in real-world applications:

• Exact spec match for strong three-phase protection: 400A current rating and 3-pole design ensure robust protection for motors, conveyors, presses, and other heavy loads on 415V networks.
• Simplified retrofits and replacements: When upgrading or restoring an industrial panel, using the 315C043G18 guarantees alignment with your current wiring, bus configurations, and trip characteristics—reducing downtime and guesswork.
• Clear compatibility reference: Rely on the part number as the best reference for fitment, ensuring you’re selecting the correct Westinghouse component for your existing infrastructure.
• Practical protection for critical equipment: By interrupting fault currents and preventing overloads, it helps safeguard motors, drives, and essential machinery, contributing to safer, more predictable operation.

Ideal use cases include factory floor upgrades, service-level panel maintenance, and retrofits in facilities that rely on stable 415V three-phase distribution. It’s particularly well-suited for plants renewing aging switchgear, expanding capacity in existing panels, or swapping in a direct-equivalent replacement where space and configuration match.

Installation considerations and tips:

• Verify fit and ratings before ordering: Confirm that your panel accepts a 315C043G18-style breaker and that the 400A/3-pole/415V specifications align with your system design.
• Check panel compatibility: Use the part number as the primary reference to ensure seamless mounting, wiring, and bus-bar alignment.
• Follow safety and code guidelines: Install per local electrical codes and the panel manufacturer’s instructions, using proper torque, clearances, and protective enclosures.

For professionals safeguarding demanding electrical systems, the Westinghouse 315C043G18 circuit breaker delivers dependable, straightforward protection when you need it most. It’s the reliable choice for precise, compatible protection in 400A, three-phase 415V networks.