Siemens HED41B015 - 15 A, 277 V, 1-Pole Bolt-On Circuit Breaker | AmpState

Meet the Siemens HED41B015 — a 15A, 277V, 1-pole bolt-on molded case circuit breaker designed to protect branch circuits in panelboards and loadcenters with unwavering reliability.

Its secure bolt-on mounting delivers a rigid, vibration-resistant bus connection, helping maintain a solid electrical path even in environments with movement or vibration. The thermal-magnetic trip unit offers stable, repeatable protection by automatically responding to overloads and short circuits, reducing nuisance trips while safeguarding wiring and connected equipment.

Key features

• Bolt-on mounting for a robust, vibration-resistant connection to the panel bus
• Thermal-magnetic trip provides reliable protection across varying loads and temperatures
• 1-pole, 15A, 277V design tailored for single-circuit protection in commercial and residential applications
• OEM compatibility with matching Siemens load centers and panelboards for smooth integration

Technical specifications

• Manufacturer: Siemens
• Part number: HED41B015
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 15A
• Voltage rating: 277V
• Number of poles: 1
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal applications

Designed for residential, commercial, and light industrial environments requiring dependable 277V protection. Use it to safeguard lighting circuits, small motor loads, or feeders within panelboards and load centers where a compact, reliable protective device is essential.

Why it matters

• Predictable protection with a thermal-magnetic trip curve that coordinates safety and performance
• Durable, long-lasting connection thanks to secure bolt-on mounting
• Seamless integration with existing Siemens installations, reducing compatibility concerns during service or upgrades