Siemens LGG3B070L - 70 A, 600 V, 3-Pole Circuit Breaker | AmpState

The Siemens LGG3B070L is a 70 A, 600 V, 3-pole molded-case circuit breaker engineered to safeguard branch circuits in panelboards and load centers. Its thermal-magnetic trip unit delivers stable, repeatable protection against overcurrent and short-circuit faults, even as temperatures and loads fluctuate. The compact molded-case design makes efficient use of valuable panel space, while compatibility with matching OEM Siemens load centers and panelboards ensures a seamless, integrated protection solution for a wide range of installations.

Key specifications

• Amperage rating: 70 A
• Voltage rating: 600 V
• Number of poles: 3
• Construction: Molded-case circuit breaker
• Trip system: Thermal-magnetic for accurate, repeatable protection

Where it fits

Ideal for residential, commercial, and light industrial applications that rely on Siemens panel systems. The LGG3B070L protects feeders and branch circuits from overloads and short circuits, helping to prevent electrical damage and downtime while maintaining safe, controlled power distribution.

Why choose the LGG3B070L

• 3-pole design provides coordinated protection across all phases in three-phase environments
• Compact footprint preserves panel space without sacrificing protection performance
• Thermal-magnetic trip unit delivers reliable, predictable responses to faults
• Designed for straightforward integration with matching Siemens OEM load centers and panelboards

Installation and use tips

Pair the LGG3B070L with Siemens OEM panelboards or load centers designed to accept this 3-pole molded-case breaker for optimal fit and performance. Ensure electrical connections are made to the rated terminals and that system voltage does not exceed 600 V. This breaker is a practical, long-term replacement component for service and equipment panels requiring dependable branch-circuit protection.

Incorporate the Siemens LGG3B070L into your panel stocking to simplify replacements and maintain consistent circuit protection across three-phase installations. Add it to your cart today for reliable, compatible protection that taps into Siemens’ proven design and your existing panel ecosystem.