Siemens JL2-F400 Circuit Breaker, 400A, 2-Pole, 600V

Siemens JL2-F400 Circuit Breaker is engineered for industrial electrical service, maintenance, and replacement projects. With a 400 A rating across 2 poles and a 600 V operating voltage, this breaker provides dependable protection for demanding industrial feeders and equipment in challenging environments.

Key specifications

• Amperage: 400 A
• Poles: 2
• Voltage: 600 V
• Manufacturer: Siemens
• Product Type: Circuit Breaker
• Part Number: JL2-F400
• Application: Industrial electrical service, maintenance and replacement projects

Why the JL2-F400 is a smart choice for industrial protection

• Two-pole design with a common trip provides synchronized disconnection of both lines, improving safety and protecting equipment from unbalanced faults.
• Specifically intended for industrial environments where robust, reliable protection is required in 600 V systems.
• Part-number-based compatibility support helps ensure the right fit for your application—verify the JL2-F400 against your panel specifications and requirements.
• Designed for straightforward integration in existing Siemens-based installations, aiding faster replacements and maintenance cycles.

Compatibility and verification tips

To ensure a precise fit, verify the part number JL2-F400 aligns with your equipment documentation and application requirements. If you need help matching a part number or confirming compatibility, message us and we'll assist.

Ideal use cases

• Replacing worn or failed breakers in industrial control panels rated up to 600 V.
• Protecting feeders and critical loads in manufacturing lines and heavy-duty distribution systems.
• Upgrading or maintaining Siemens-compatible panels where a 400 A, 2-pole, 600 V circuit breaker is specified.