Rated Current:400 Amps
Voltage Rating:600 Volts AC
Break Capacity:40,000 Amperes
Operating Temperature Range:-40°C to +70°C
Protection Type:Overload and Short-Circuit
Module Compatibility:Square D’s Wide Range of Industrial Panels
Certifications:UL, CE, CSA
Mounting Options:Panel-Mountable, DIN Rail Compatible
Engineered with robust materials for durability in harsh industrial environments, the Square D LRF36400U31X Circuit Breaker ensures reliable operation under extreme conditions.
Featuring an innovative microprocessor-based control system, this circuit breaker offers precise monitoring and control, enabling predictive maintenance and minimizing downtime.
With its compact design and modular compatibility, the LRF36400U31X seamlessly integrates into existing electrical systems, facilitating easy installation and upgrading.
Certified for use in hazardous locations, it complies with international safety standards, ensuring worker safety and compliance with regulatory requirements.
Backed by comprehensive technical support and a long-term warranty, the Square D LRF36400U31X Circuit Breaker is the trusted choice for industries seeking superior protection and operational efficiency.












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