Westinghouse | 371D426G25 | Circuit Breaker | 400A | 3-Pole | 600V | Bolt-On

Westinghouse 371D426G25 is a rugged, bolt-on circuit breaker engineered for reliable three-phase protection in demanding electrical environments. With a 400A rating, 3-pole configuration, and a 600V operating range, this unit is purpose-built for maintenance, retrofit, and replacement projects where exact compatibility is non-negotiable. When you need a genuine Westinghouse part that aligns with your existing panel and wiring, this model delivers straightforward installation and dependable performance.

Key advantages of the Westinghouse 371D426G25

• Exact spec alignment: 400A, 3-pole, 600V bolt-on circuit breaker designed to match your current setup and avoid mismatches.
• Bolt-on mounting: Secure, vibration-resistant installation that stays put in industrial environments and panel enclosures.
• Genuine compatibility: Part number 371D426G25 ensures you’re selecting the right replacement for Westinghouse panels or systems built to this specification.
• Intended use: Ideal for maintenance, retrofit, and replacement scenarios where matching ratings are essential to maintain protection schemes.
• Clear identification: The precise part reference simplifies ordering, stocking, and field service workflows.

Practical use cases

• Upgrading or restoring three-phase power in manufacturing lines where a 400A, 3-pole, 600V bolt-on breaker is required.
• Retrofitting aging electrical panels that originally used Westinghouse 371D-series breakers, ensuring seamless compatibility.
• Replacing a failed unit in spare parts inventories for facilities with Westinghouse-based distribution systems.

Who should consider this breaker

• Facilities managers overseeing industrial or commercial electrical distribution.
• Electrical contractors performing panel retrofits or replacements in Westinghouse-installed equipment.
• Maintenance technicians seeking a precise, factory-referenced part to minimize downtime.

Specifications at a glance

• 400A
• Poles: 3-Pole
• Voltage: 600V
• Mounting: Bolt-On
• Part number: 371D426G25
• Manufacturer: Westinghouse

Important compatibility notes

Before ordering, confirm fit and ratings against your panel documentation. The part number 371D426G25 is the best reference for compatibility with compatible Westinghouse panel boards and retrofit configurations.

For reliable, field-ready protection that aligns with your existing Westinghouse infrastructure, this 371D426G25 bolt-on circuit breaker delivers the exact specifications you need, helping you maintain uptime and system integrity.