Siemens | HJXD62B400 | Circuit Breaker | 400A | 2-Pole | 600V

Meet the Siemens HJXD62B400 circuit breaker—a purpose-built solution for high-demand electrical systems that demand reliable overcurrent protection. This 400A, 2-pole device is engineered for 600V service, delivering robust performance in maintenance, retrofit, and replacement scenarios where exact specifications matter.

Key specifications

• Amperage: 400 A
• Poles: 2-Pole
• Voltage: 600 V

Why this Siemens breaker stands out

• Exact-match compatibility: The HJXD62B400 is the definitive reference when a 2-pole, 400A, 600V circuit breaker is required. Ensures a precise fit in Siemens-compatible panels and legacy systems that rely on this part number.
• Purpose-built for serviceability: Designed for maintenance, retrofit, and replacement projects, it helps you upgrade or restore protection without overhauling your entire electrical infrastructure.
• Clear, reliable identification: The part number HJXD62B400 provides unambiguous compatibility, reducing the guesswork common with aftermarket substitutes.

Ideal use cases

• Panel upgrades in industrial facilities where high-current protection is essential for large motors, feeders, or main service disconnects.
• Retrofits in aging switchgear or control panels that require a precise 400A, 2-pole, 600V breaker to maintain system integrity.
• Replacement scenarios where the existing installation specifies HJXD62B400 for continued protection without compatibility risk.

Practical guidance for a smooth fit

Before ordering, verify that your equipment labeling and panel documentation indicate compatibility with a 400A, 2-pole, 600V Siemens breaker and that the HJXD62B400 matches the exact configuration required by your circuit. If you’re upgrading or restoring an installation, keep the part reference handy—the HJXD62B400 is the most reliable way to ensure seamless replacement and ongoing protection.

Whether you’re servicing a critical facility, retrofitting an older panel, or replacing a worn-out component, the Siemens HJXD62B400 delivers dependable, spec-matched protection when 400A, 2-pole, 600V performance is non-negotiable.