Westinghouse HFB303L - 30A, 3-Pole, Circuit Breaker

The Westinghouse HFB303L delivers reliable protection for three-phase power systems with a precise 30A, 3-Pole design. Engineered for dependable overcurrent protection, this circuit breaker is an ideal fit for panelboards, switchboards, and control panels where safety and continuity are non-negotiable.

Why this 3-Pole configuration matters

• Three-phase protection: The 3-Pole layout provides synchronized interruption across all phases, reducing the risk of unbalanced faults in industrial and commercial environments.
• Streamlined integration: Built for standard distribution setups, the HFB303L simplifies installation in equipment racks, motor control centers, and new or legacy panels.
• Consistent performance: Designed to deliver predictable response in overcurrent situations, helping protect wiring, motors, and downstream devices from damage.

Where it shines

• Industrial applications: Ideal for factories, processing facilities, and heavy machinery where three-phase power is the norm and uptime matters.
• Commercial environments: Suitable for large HVAC, elevator systems, and other three-phase loads that require reliable protection.
• OEM and custom integrations: A solid choice when engineering dependable protection into equipment, control panels, or new builds.

Key specifications at a glance

• Current rating: 30A
• Poles: 3-Pole
• Breaker type: Circuit Breaker
• Applications: Panelboards, switchboards, control panels, distribution panels, and motor control centers

Practical considerations and value

• The HFB303L is designed to slot into standard three-phase distribution configurations, making it straightforward to replace or upgrade existing protection without rewiring.
• Its dependable overcurrent protection helps minimize unplanned downtime by quickly isolating faults, protecting conductors, and reducing wear on downstream equipment.
• Ideal for engineers, electricians, and OEMs seeking a robust, proven solution for three-phase circuits in demanding environments.

Choose the Westinghouse HFB303L when you need a purpose-built, three-pole 30A circuit breaker that prioritizes safety, reliability, and compatibility with industrial distribution systems. This is protection you can trust in panelboards, switchboards, and motor control centers alike.