Siemens HED41B050L - 50 A, 277 V, 1-Pole Bolt-On Circuit Breaker | AmpState

The Siemens HED41B050L 50A, 277V, 1-pole bolt-on molded case circuit breaker is built to protect your panelboards and load centers from overcurrent and short-circuit events with precision and reliability. Designed for residential, commercial, and light industrial use, this breaker delivers dependable performance where it matters most—your electrical distribution system.

• Secure bolt-on mounting: A rigid, vibration-resistant bus connection ensures stable electrical contact and reduces movement that can lead to loose connections over time.
• Thermal-magnetic trip unit: Precise, repeatable protection that responds quickly to overloads and short circuits while minimizing nuisance trips in normal operating conditions.
• OEM compatibility: Engineered to work seamlessly with matching Siemens load centers and panelboards, helping you maintain consistent performance and electrical characteristics.
• Versatile application: Suitable for residential, commercial, and light industrial environments where reliable branch circuit protection is essential.

Technical specifications

• Manufacturer: Siemens
• Part Number: HED41B050L
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 50 A
• Voltage Rating: 277 V
• Number of Poles: 1
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Why this breaker stands out:

• Precise protection for 277V circuits: Specifically tuned for 277-volt systems common in commercial lighting and distribution, offering reliable interruption when faults occur.
• Durable, vibration-resistant design: The bolt-on mounting ensures a solid, long-lasting connection even in environments with vibration or movement.
• Plug-and-play reliability: When paired with compatible Siemens panelboards, it delivers predictable trip characteristics and consistent performance across installations.

Use cases and scenarios:

• Upgrading or expanding electrical panels in office buildings, retail spaces, or light industrial facilities that operate on 277V lighting or equipment circuits.
• Replacing aging or failing breakers in existing Siemens panelboards to restore dependable circuit protection.
• Situations where a single-pole, bolt-on solution provides quick, secure protection for a dedicated branch circuit without rewriting wiring schemes.

In short, the Siemens HED41B050L isn’t just a component—it's a critical safeguard that helps you maintain safe, reliable electrical distribution. With robust bolt-on mounting, a thermal-magnetic trip unit, and OEM-friendly compatibility, it delivers steady protection for everyday systems and demanding commercial applications alike. Add it to your panel, and rest easy knowing your circuits are safeguarded by a trusted Siemens design.