Westinghouse | MA3250S | Circuit Breaker | 250A | 3-Pole | 600V | Bolt-On

The Westinghouse MA3250S Circuit Breaker is built to deliver reliable overcurrent protection in demanding commercial and industrial environments. This 250-amp, 3-pole device is designed for 600-volt systems and features a robust bolt-on mounting style, providing a secure, vibration-resistant connection that stands up to demanding electrical loads.

Key specifications

• Amperage: 250 A
• Poles: 3-Pole
• Voltage: 600 V
• Mounting: Bolt-On
• Part number: MA3250S (best reference for compatibility)

Why this breaker stands out

• Secure bolt-on design provides a solid, maintenance-friendly mounting that resists loosening from vibration and load changes—ideal for panels in busy commercial spaces or rugged industrial environments.
• High-current protection tailored for feeders and branch circuits that require 250 A in a 3-pole configuration, offering straightforward protection for multi-wire or three-phase systems.
• Clear compatibility cues rely on the MA3250S part number, simplifying replacement, retrofit, or maintenance by ensuring you’re selecting a device that matches your panel’s specifications.

Ideal use cases

• Retrofit projects where existing equipment calls for a 3-pole, 600V, 250A bolt-on breaker to maintain or enhance protection in commercial panels.
• Maintenance and replacement of aging or faulty breakers within industrial electrical cabinets that require reliable high-current interruption.
• New installations in systems demanding solid, fixed mounting and clear, spec-aligned components to minimize downtime and ensure consistent tripping performance.

Installation and compatibility tips

• Always confirm fit and ratings before ordering—the MA3250S is the best reference for compatibility with your panel.
• Use in panels designed for bolt-on circuit breakers and rated for 600 V and 250 A to ensure proper operation and safe disconnects.
• Follow local electrical codes and the panel’s installation instructions. If in doubt, consult a licensed electrician to verify mounting requirements and safe handling of high-current devices.

Choose the Westinghouse MA3250S when you need dependable, high-current protection with a secure bolt-on design for three-phase, 600-volt systems. Its precise amperage, pole configuration, and compatibility guidance help you execute maintenance, retrofit, or replacement projects with confidence and clarity.