Siemens HED41B035 - 35 A, 277 V, 1-Pole Bolt-On Circuit Breaker | AmpState

Meet the Siemens HED41B035, a 35A, 277V, 1-pole bolt-on molded case circuit breaker designed to protect your electrical system with precision and reliability. This unit is built for steady branch circuit overcurrent and short-circuit protection inside panelboards and load centers, delivering dependable performance where it matters most.

Why this breaker stands out

• Bolt-on mounting for a rigid, vibration-resistant bus connection. A secure attachment minimizes movement and wear, helping maintain a reliable electrical path over time.
• Thermal-magnetic trip unit. Combines thermal overload sensing with magnetic short-circuit detection to provide stable, repeatable protection across varying loads and environmental conditions.
• OEM-ready compatibility. Designed to integrate smoothly with matching Siemens OEM load centers and panelboards, ensuring proper fit and electrical performance.
• Versatile application profile. Suitable for residential, commercial, and light industrial environments where dedicated 277V protection is required.
• Clear electrical protection at 35A. Ideal for circuits that demand dependable current limiting without sacrificing response time on faults.

Ideal applications and use cases

Use the Siemens HED41B035 in panelboards and load centers that service 277V circuits, such as commercial lighting feeders, small equipment circuits, or other 277V distribution paths in office buildings and light industrial spaces. Its single-pole design focuses protection on one live conductor, making it a straightforward upgrade or replacement for compatible systems where precise overcurrent and short-circuit protection is needed.

Technical snapshot

• Manufacturer: Siemens
• Part number: HED41B035
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 35A
• Voltage rating: 277V
• Number of poles: 1
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Practical guidance for choosing and installing

When selecting this breaker, ensure your panelboard or load center is compatible with Siemens bolt-on molded case breakers to guarantee proper fit and electrical characteristics. The bolt-on design simplifies installation and enhances bus connection rigidity, which is especially beneficial in environments with vibration or where panels experience routine door cycling. For ongoing reliability, pair this 35A protection with circuits that truly match its rating, and replace any breaker showing signs of wear, frequent nuisance trips, or degraded trip performance.