Siemens NGB1B015B 15A 1P 347V Circuit Breaker, Bolt-On | AmpState

Introducing the Siemens NGB1B015B 15A 1P 347V Bolt-On Circuit Breaker — a purpose-built protection device designed for panelboards, load centers, and electrical distribution systems. When a direct part-number match matters, this Siemens breaker delivers fast, reliable replacements for maintenance crews, panel builders, and stockrooms that prioritize exact compatibility.

• Amperage: 15 A
• Poles: 1
• Voltage: 347V
• Mounting: Bolt-On for secure, straightforward installation
• Manufacturer: Siemens
• Part Number: NGB1B015B
• Product Type: Circuit Breaker

The bolt-on design not only speeds up field service but also ensures a solid mechanical connection that resists vibration and arcing in demanding panel environments. With a 347V rating, this breaker is ready for specific commercial and industrial distribution applications where high reliability and predictable performance are essential.

Ideal for:

• Replacing a failed breaker in existing Siemens panelboards and load centers
• Maintaining spare inventory for rapid on-site service calls
• New builds or panel builds that require a precise part-number match to avoid compatibility issues

Why choose this breaker over generic substitutes? It’s engineered to integrate seamlessly with Siemens panels and distribution gear, reducing the risk of misfit parts and ensuring consistent protection characteristics across your electrical system. The NGB1B015B offers dependable performance from a trusted name in electrical protection, helping you minimize downtime and maintain code-compliant, protected circuits.

Need help confirming compatibility or finding the exact fit for your panel? Message us and we’ll help you verify the match and ensure you’ve selected the correct part.

Available from AmpState, the Siemens NGB1B015B delivers a dependable, straightforward solution for precise circuit protection needs. Add it to your cart and secure a reliable, ready-to-install breaker for your 347V distribution needs.