Westinghouse | RKL3300 | Circuit Breaker | 300A | 600V | Bolt-On

Meet the Westinghouse RKL3300 bolt-on circuit breaker—reliable overcurrent protection engineered for demanding electrical panels. With a 300A rating and a 600V capacity, this breaker is built for maintenance, retrofit, and replacement tasks in systems designed to accept bolt-on style protection.

• Amperage: 300A
• Voltage: 600V
• Mounting: Bolt-On
• Part Number: RKL3300

Fitment note: Confirm fit and ratings before ordering. The part number is the best reference for compatibility with your panel.

Why this breaker stands out

• Exact Westinghouse RKL3300 compatibility for a seamless replacement in panels designed for bolt-on breakers.
• Durable construction that stands up to frequent servicing and the rigors of industrial environments.
• High-capacity protection for demanding 300A circuits while maintaining clear, straightforward electrical protection.
• Bolt-on mounting provides secure, reliable installation for qualified technicians, helping minimize downtime during swaps or retrofits.

Ideal use scenarios

• Maintenance and service on Westinghouse-compatible panels that accept RKL-series bolt-on breakers.
• Retrofit projects to upgrade aging protection schemes without changing the panel footprint.
• Replacement for failed or obsolete breakers in compatible equipment to restore system reliability.
• Emergency spare for commercial or industrial protection needs, helping reduce downtime when a breaker fails.

Tips for safe, effective installation

• Always de-energize the system and follow lockout/tagout procedures before handling any breaker.
• Verify panel labeling and the panel’s compatibility with RKL-series bolt-on breakers before installation.
• Consult the panel’s documentation or a licensed electrician to confirm correct fit and ratings for your specific setup.
• Store spare breakers in a clean, dry environment to preserve reliability and ease of future swaps.