Siemens LGB2B080B - 80 A, 600 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Meet the Siemens LGB2B080B – a rugged, 2-pole bolt-on molded case circuit breaker engineered for dependable branch-circuit protection in panelboards and loadcenters. With an 80 A rating and a 600 V capacity, this breaker is built to handle the demands of modern electrical systems while staying secure and reliable in operation.

• Secure bolt-on mounting delivers a rigid, vibration-resistant bus connection, reducing movement and improving long-term reliability in demanding environments.
• Thermal-magnetic trip unit provides stable, repeatable protection by combining precise thermal overload sensing with instantaneous magnetic response for short circuits.
• OEM-compatible design is designed to work seamlessly with matching Siemens OEM loadcenters and panelboards, simplifying installation and maintenance.
• Versatile application suited for residential, commercial, and light industrial electrical distributions where dependable overcurrent and short-circuit protection is essential.
• 2-pole configuration optimized for 240 V circuit protection and common utility needs in compact layouts.

Why this matters in real-world use: when panels experience vibration, temperature fluctuations, or busy load profiles, the LGB2B080B’s bolt-on design and thermal-magnetic trip ensure a solid connection and predictable trips. It helps you minimize nuisance trips while delivering fast response to dangerous faults, safeguarding wiring, devices, and occupants.

Technical snapshot

• Manufacturer: Siemens
• Part Number: LGB2B080B
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 80 A
• Voltage Rating: 600 V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal for upgrading or configuring panelboards and loadcenters where a reliable, easy-to-install protective solution is required. The Siemens LGB2B080B provides clear, decisive protection for critical circuits, helping you maintain system safety and uptime with a trusted, industry-standard component.