Siemens B3100HH - 100 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Siemens B3100HH is a robust 3-pole, 100 A bolt-on molded case circuit breaker designed to deliver dependable branch circuit protection for panelboards and loadcenters. Built for installations where a secure, vibration-resistant connection matters, this breaker helps keep critical electrical systems protected with precision.

Key reasons to choose the Siemens B3100HH

• Bolt-on mounting: Secure, rigid bus connections reduce the risk of loose contacts and arcing in demanding environments, ensuring consistent protection over time.
• Thermal-magnetic protection: A reliable trip mechanism that responds to both overloads and short circuits, providing stable and repeatable protection performance across varying loads and temperatures.
• OEM compatibility: Designed to integrate seamlessly with matching Siemens loadcenters and panelboards, simplifying replacement and upgrade projects.
• Versatile application: Suitable for residential, commercial, and light industrial deployments where 240 V three-phase or multi-wire systems require solid overcurrent protection.

Technical snapshot

• Manufacturer: Siemens
• Part Number: B3100HH
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 100 A
• Voltage Rating: 240 V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases

• Upgrading or expanding residential panelboards to provide robust 3-pole 100 A protection for critical circuits
• Commercial electrical rooms and small office environments needing reliable 240 V protection for key loads
• Light industrial panels where vibration resistance and secure connections are essential
• Systems that require compatibility with Siemens OEM panelboards and loadcenters for streamlined maintenance

Installation and practical considerations

The bolt-on design offers a straightforward, secure installation path that minimizes bus connection issues. When integrating the B3100HH, ensure it matches the OEM panel compatibility and follow standard torque specifications for mounting hardware to maintain the integrity of the connection and protection performance. This breaker is a purpose-built solution when you need dependable overcurrent protection in a 3-pole, 240 V configuration within Siemens panel ecosystems.

In short, the Siemens B3100HH 100 A, 240 V, 3-pole bolt-on molded case circuit breaker is a purpose-driven choice for reliable branch protection, solid mechanical mounting, and seamless integration with Siemens loadcenters and panelboards. If your project calls for durable, precise 3-pole protection in 240 V systems, this model delivers the trusted performance you expect from Siemens.