Siemens | LMX3B700 | Circuit Breaker | 700A | 3-Pole | 600V | Bolt-On

Siemens LMX3B700 Circuit Breaker delivers serious protection for high-current, three-phase power systems. With a 700A rating, 3-pole configuration, and a 600V operating voltage, this bolt-on breaker is purpose-built for demanding industrial panels, retrofit projects, and reliable replacement installs where exact specs matter.

Engineered for seamless integration, the LMX3B700 combines precise trip characteristics with sturdy, field-ready construction. The bolt-on design simplifies installation and service swaps, enabling faster maintenance and minimal panel downtime—crucial in environments where uptime is non-negotiable.

Key reasons to consider the Siemens LMX3B700

• High-current capacity: 700A continuous protection for main feeders and heavy-load circuits
• Three-pole protection: balanced, phase-wide interruption for reliable three-phase safety
• 600V rating: suitable for standard industrial distribution and equipment protection
• Bolt-On mounting: straightforward, secure installation with dependable contact and reduced set-up time
• Spec-driven compatibility: designed to meet Siemens stack-ups and panel requirements for accurate replacements

Ideal use scenarios

• Retrofits and replacements in aging or upgraded Siemens panels where exact spec alignment is essential
• New installations in 3-phase industrial environments that demand high-current protection
• Maintenance shut-downs and service upgrades for manufacturing lines, data centers, and heavy machinery feeds
• Main service disconnects where reliable, rapid-trip performance protects downstream equipment

Notes: Confirm fit and ratings before ordering. The part number LMX3B700 is the best reference for compatibility with your panel and bus configuration.

Specifications

• Amperage: 700A
• Poles: 3-Pole
• Voltage: 600V
• Mounting: Bolt-On
• Part Number: LMX3B700

Whether you’re performing a deliberate retrofit, planning a critical replacement, or setting up a robust new distribution path, the Siemens LMX3B700 provides the reliability and exacting specs needed to safeguard your equipment and keep downtime to a minimum.