Siemens | HED42B050L | Circuit Breaker | 2-Pole | 42kA

Siemens HED42B050L — a 2-pole circuit breaker with a 42 kA interrupting capacity, crafted for dependable protection in maintenance, retrofit, and replacement projects where exact specifications matter.

This unit is specifically designed to align with Siemens systems, and its part number HED42B050L serves as the most reliable reference for compatibility. Before ordering, confirm fit and ratings to ensure a seamless, drop-in replacement that maintains the integrity of your protection scheme.

Key specifications

• Poles: 2-Pole
• Interrupting rating: 42 kA
• Part number: HED42B050L
• Applications: maintenance, retrofit, and replacement
• Compatibility note: Confirm fit and ratings before ordering; the part number is the best reference for compatibility.

Why this Siemens breaker stands out

Designed to fit precisely within Siemens panels, this 2-pole breaker enables simultaneous interruption on two conductors, streamlining protection for circuits requiring coordinated disconnection. Its 42 kA interrupting capacity provides robust protection for demanding commercial and light-industrial applications, reducing the risk of nuisance trips in routine system operations.

Ideal use cases

• Routine service and maintenance within Siemens electrical panels
• Retrofit projects that update protective devices while preserving existing wiring configurations
• Replacement for failed or aging 2-pole breakers in compatible Siemens systems

How to ensure the perfect fit

Always confirm fit and ratings before ordering. Use the part number HED42B050L as the primary compatibility reference, and cross-check against your specific Siemens panel model and the required interrupting capacity to avoid incompatibilities.