Westinghouse | HFB3150 | Circuit Breaker | 150A | 3-Pole | 600V | Bolt-On

The Westinghouse HFB3150 Circuit Breaker is a rugged, high-capacity protection solution designed for commercial and light-industrial power distribution. With a 150A rating, 3-pole configuration, and a 600V operating range, this bolt-on breaker is built to handle demanding electrical environments while staying easy to install and service. Ideal for maintenance, retrofit, and replacement projects where exact specifications matter, the HFB3150 aligns with compatible panels and wiring setups that require this specific part reference.

Key specifications

• Amperage: 150A
• Poles: 3-Pole
• Voltage: 600V
• Mounting: Bolt-On

Why bolt-on matters

The bolt-on design of the Westinghouse HFB3150 provides a secure, field-friendly installation that resists loosening over time and remains stable under regular electrical load and vibration. This makes it a reliable choice for panel upgrades, service replacements, and systems where a robust, mechanical connection is essential for long-term protection.

Ideal use scenarios

• Maintenance and replacement of aging or damaged breakers in commercial or light-industrial panels
• Retrofit projects upgrading a panel to support 3-phase 600V applications
• Spare-part planning for Westinghouse-compatible installations that require the HFB3150 specification

Compatibility and installation tips

To ensure a perfect fit, use the part number HFB3150 as the primary compatibility reference. Before ordering, confirm that your panel accepts a 3-Pole, 150A, 600V bolt-on breaker and review the panel labeling for the correct mounting footprint and rating. This straightforward check helps prevent mismatches and supports a smooth retrofit or replacement process.

Why choose Westinghouse for protection

Westinghouse delivers time-tested electrical protection with reliable performance and a consistent design language across its circuit-breaker lineup. The HFB3150 combines high-current capability with a practical bolt-on installation, making it a dependable choice for professionals who prioritize clarity, compatibility, and durable operation in demanding environments.