Westinghouse | LB3150 | Circuit Breaker | 3-Pole

Introducing the Westinghouse LB3150 3-Pole Circuit Breaker — a purpose-built solution for robust three-phase protection, crafted for maintenance, retrofit, and replacement projects in compatible panels. When your system demands reliable, multi-pole interrupting capability, the LB3150 stands ready to safeguard wiring and equipment while keeping your electrical service running smoothly.

Key details

• Poles: 3-Pole
• Part Number: LB3150
• Designed for maintenance, retrofit, and replacement where exact specs matter

Why this 3-Pole breaker stands out

The LB3150 is more than a basic replacement — it is a precise match for Westinghouse panels that require a three-pole solution. Its design aligns with the long-standing Westinghouse reliability your electrical system depends on, helping ensure consistent trip performance and panel compatibility. By targeting the exact part number, you reduce the guesswork often associated with replacements, making future service work faster and more predictable.

Ideal use cases

• Maintenance: replace aging or failed 3-pole breakers to restore full three-phase protection in your panel.
• Retrofit: upgrade or modify an electrical setup that requires a Westinghouse-compatible 3-pole unit.
• Replacement: swap in a precision LB3150 for systems that specifically call out this part number for compatibility.

How to verify compatibility before purchasing

• Confirm the panel or distribution board requires a 3-pole breaker and supports Westinghouse LB3150-class components.
• Cross-check the panel’s labeling with the LB3150 part number as the primary reference for compatibility.
• Ensure your system’s voltage and current ratings align with the panel’s specifications and the intended 3-pole unit.

What you get with the Westinghouse LB3150 3-Pole Circuit Breaker

A dependable, direct-replacement option for Westinghouse panels that demand a 3-pole circuit protection device. This breaker is suited for professionals and DIY enthusiasts who prioritize exact-fit compatibility and straightforward installation in compatible electrical systems.

Practical tips for installation and use

• Handle with the power off and follow all safety protocols during replacement.
• Keep the LB3150 part number on hand as the primary reference when sourcing a replacement or confirming panel compatibility.
• Document the installation details (panel model, sequence, and rating) for future maintenance or inspections.