Siemens HED41B040 40A 1P 277V Circuit Breaker, Bolt-On | AmpState

The Siemens HED41B040 40A 1P 277V Bolt-On Circuit Breaker delivers reliable overcurrent protection for commercial electrical distribution. Designed for panelboards, load centers, and other distribution setups, this breaker pairs Siemens’ trusted engineering with a straightforward bolt-on installation for fast, secure protection where it matters most.

Key specifications

• Part number: HED41B040
• Manufacturer: Siemens
• Product type: Circuit Breaker
• Amperage: 40 A
• Poles: 1
• Voltage: 277 V
• Mounting: Bolt-On
• Typical applications: Panelboards, Load centers, Electrical distribution

Who benefits from this breaker

• Maintenance teams maintaining commercial power distribution systems that require a direct part-number match
• Panel builders seeking a reliable, compatible bolt-on solution for 277V circuits
• Organizations keeping spare inventory with precise Siemens part numbers for quick replacements

Why this Siemens HED41B040 stands out

• Exact-fit compatibility: The HED41B040 is a purpose-built choice for Siemens panelboards and distribution gear, reducing guesswork during retrofit or repair projects.
• Direct bolt-on mounting: Engineered for secure, fast installation in compatible enclosures, minimizing downtime on critical circuits.
• Specified for 277 V systems: Ideal for commercial lighting, HVAC, and other 277V distribution needs where consistent protection is essential.
• Durable, reliable protection: Built to handle sustained overcurrent events and protect downstream equipment and wiring in demanding environments.
• AmpState availability: Ready to ship through AmpState with support to confirm fit and compatibility if you’re optimizing inventories or kitting projects.

Practical use cases

• Protect a 40 amp branch circuit feeding commercial lighting or receptacle circuits in a 277V distribution system.
• Upgrade or replace a faulty breaker in a panelboard where a direct Siemens part-number match is required for regulatory or documentation reasons.
• Stock spare HED41B040 units in maintenance inventories to ensure rapid response during planned maintenance or emergency outages.

Important notes on compatibility and support

If you’re unsure about fit, AmpState offers assistance to verify compatibility and confirm the correct part-number match for your panel or load center. Send a quick message, and the team will help ensure you’re selecting the exact Siemens HED41B040 you need for your system.

Availability: This part is offered by AmpState, designed to simplify procurement for professionals who require precise, reliable components for electrical distribution.