Siemens HEB1B015B - 15 A, 277 V, 1-Pole Bolt-On Circuit Breaker | AmpState

Introducing the Siemens HEB1B015B – a 15A, 277V, 1-Pole Bolt-On Molded Case Circuit Breaker from AmpState. Engineered for dependable branch circuit overcurrent and short-circuit protection, this unit slides into panelboards and load centers securely, delivering reliable power management where you need it most.

Why this breaker stands out

• Secure bolt-on mounting – a rigid, vibration-resistant bus connection that stays put through the life of your installation.
• Thermal-magnetic trip unit – precise, repeatable protection that responds quickly to overloads and short circuits, helping prevent damage to downstream equipment.
• 1-Pole, 15A, 277V – designed for single-circuit protection in commercial or residential circuits that run at 277 volts, a common setting for lighting and some HVAC controls in commercial environments.
• OEM loadcenter compatibility – intended for use with matching Siemens OEM load centers and panelboards, ensuring a consistent fit and operation.
• Versatile application – suitable for residential, commercial, and light industrial applications where a dependable, compact protection device is needed.

What you get with the Siemens HEB1B015B

• Amperage Rating: 15 A
• Voltage Rating: 277 V
• Poles: 1
• Mounting Style: Bolt-on
• Type: Thermal-magnetic molded case circuit breaker
• Manufacturer: Siemens
• Part Number: HEB1B015B

Ideal for electricians and facility managers who need predictable protection in panel installations, the HEB1B015B is a dependable choice when upgrading existing load centers or equipping new layouts that demand reliable 277-volt branch-circuit protection. Whether you're updating lighting feeders in a retail space, protecting an HVAC control circuit in an office building, or provisioning a small commercial panel, this breaker offers a straightforward, trusted solution that pairs easily with Siemens equipment and compatible load centers.