Siemens | LGB1B025B | Circuit Breaker | 25A | 1-Pole | 347V

Siemens LGB1B025B circuit breaker delivers dependable overcurrent protection in a compact, single-pole package designed for 347V systems. With a 25A rating, this unit is built for maintenance, retrofit, and replacement projects where exact specifications matter. Use the part number LGB1B025B as your best reference for compatibility to ensure a seamless fit in the intended panel or enclosure.

Key specifications

• Amperage: 25A
• Poles: 1-Pole
• Voltage: 347V
• Part number: LGB1B025B
• Recommended use: maintenance, retrofit, and replacement where matching specs are required

Why this Siemens circuit breaker stands out

Designed by Siemens, this breaker combines precise electrical protection with reliable performance in environments that use 347V circuits. Its single-pole configuration is ideal for protecting individual conductors or branch circuits, helping to prevent overloads and potential damage. The LGB1B025B is a practical, purpose-driven choice when you need an exact spec match for ongoing service or panel upgrades.

Ideal use cases

• Replacing a failed or worn 25A, 1-Pole breaker in 347V applications
• Retrofit projects where existing panels require the LGB1B025B specification
• Keep-in-stock spare for service technicians handling 347V single-pole protection

Compatibility and installation notes

Before placing an order, verify fit and ratings in your electrical system. The part number LGB1B025B is the most reliable reference for compatibility, helping you avoid mismatches and ensure safe, code-compliant installation. If your panel is designed for 347V single-pole devices with a 25A rating, this Siemens circuit breaker is well-suited to maintain circuit protection and system reliability.