Siemens | JXD62S400AL | Circuit Breaker | 400A | 2-Pole | 600V | Bolt-On

Meet the Siemens JXD62S400AL, a purpose-built bolt-on circuit breaker designed to deliver dependable overcurrent protection in demanding electrical environments. With a 400A rating across 2 poles and a 600V maximum, this unit is tailored for maintenance, retrofit, and replacement projects where exact specifications matter. For the best results, always confirm fit and ratings before ordering—the part number JXD62S400AL is your strongest compatibility reference.

Key specifications at a glance

• Amperage: 400A
• Poles: 2-Pole
• Voltage: 600V
• Mounting: Bolt-On
• Part Number: JXD62S400AL
• Application: Overcurrent protection in Siemens-compatible panels and distribution setups

Why this Siemens bolt-on breaker stands out

• Secure bolt-on mounting for robust bus connections in high-current environments, simplifying retrofit installs and reduce field wobble over time.
• Engineered to align with Siemens panel architectures, reducing compatibility guesswork and ensuring consistent electrical performance in distribution panels.
• Clear, part-number-driven compatibility minimizes the risk of misfits during replacements or upgrades.

Ideal use cases

This breaker is well-suited for:

• Retrofits of aging Siemens or Siemens-compatible panels where a 400A, 2-pole, 600V bolt-on unit is required
• New installations in industrial settings that demand reliable 400A feeder protection
• Replacement of failing or obsolete breakers in service equipment, motor control centers, and distribution panels

Installation, compatibility, and practical tips

• Before purchasing, verify that your panel supports bolt-on mounting and the 400A, 2-pole, 600V specifications. The JXD62S400AL is the definitive reference for compatibility.
• Adhere to panel manufacturer torque guidelines during bolt installation to maintain secure connections and reliable trip performance.
• Pair this breaker with appropriate load calculations to ensure continuous operation stays within recommended limits for safety and longevity.
• Keep a spare JXD62S400AL on hand for maintenance windows to minimize panel downtime.

engineered for reliability and engineered for Siemens systems, the JXD62S400AL offers clear, practical benefits for professionals managing medium- to high-current distribution. It solves the common retrofit and replacement challenges with a precise fit, straightforward installation, and the assurance of Siemens-quality protection for your electrical infrastructure.