Schneider Electric | BDA34100Y | Circuit Breaker | 100A | 277V | 18kA

Meet the Schneider Electric BDA34100Y circuit breaker — a purpose-built solution designed for commercial and light industrial panels that rely on precise protection and reliable performance. Rated at 100A and operating at 277V, this breaker delivers dependable interruption up to 18kA, helping to shield wiring and downstream equipment from fault currents and short circuits.

Where this breaker truly shines is in maintenance, retrofit, and replacement projects. When upgrading panels, refreshing aging protection, or matching existing specs in an established electrical system, the BDA34100Y provides a confident, compatible option that aligns with Schneider Electric’s standardization across components and panels.

Key specifications and compatibility

• Amperage: 100A
• Voltage: 277V
• Interrupting rating: 18kA
• Part number: BDA34100Y
• Compatibility note: The part number is the best reference for compatibility; confirm fit and ratings before ordering.

This model is ideal for professionals overseeing commercial electrical installations where 277V circuits are common, such as lighting and shared-load panels. It’s particularly well-suited for retrofit projects that require a reliable, consistent replacement that mirrors existing protection characteristics, minimizing surprises during installation and startup.

Who should consider this breaker?

• Facilities managers and building engineers performing panel upgrades or maintenance.
• Electrical contractors handling retrofit projects that demand precise compatibility and reliable fault protection.
• Owners securing a long-term replacement solution for aging protection devices within Schneider Electric ecosystems.

Practical tips for optimal results: before ordering, verify that the BDA34100Y matches the target panel’s ratings and mounting configuration. Keep the part number handy as the definitive reference for compatibility, and ensure the replacement aligns with the system’s protective characteristics to maintain consistent performance. With the BDA34100Y, you’re choosing a trusted Schneider Electric solution designed to deliver clear, dependable protection where it’s needed most.