APC 0M-PMMTCB4061 L-Frame LSI Circuit Breaker, 400A, 100% Rated, 65kA, 240V

Keep critical systems online and protected with the APC by Schneider Electric 0M-PMMTCB4061 L-Frame LSI circuit breaker. Designed for data center and security infrastructure, this circuit breaker delivers dependable overcurrent protection and rapid fault clearing so surveillance, monitoring and networking equipment stay operational. Rated for 400A continuous load and 100% duty, it provides predictable performance under sustained demand; a 65kA interrupting rating ensures robust protection against high-energy faults at 240V service. The compact L-Frame design simplifies integration into PDUs, switchgear and retrofit panels, helping engineers reduce installation time and footprint. Built to APC quality standards, this breaker reduces the risk of equipment damage and unplanned outages—critical for security and operational technology (OT) environments. Specify the 0M-PMMTCB4061 when you need high-capacity, high-interrupting protection for mission-critical circuits. Contact your APC by Schneider Electric distributor to order or to discuss system-level coordination for your next security or data center project.

• Proven 100% rated protection to maintain continuous power for critical equipment and reduce downtime
• 400A capacity with 65kA interrupting rating for fast, reliable fault clearing in demanding environments
• L-Frame form factor for straightforward integration into PDUs, switchgear and retrofit applications
• 240V compatibility tailored for data centers, security, surveillance and monitoring systems
• APC by Schneider Electric reliability and simplified installation to minimize maintenance and operational risk