Siemens | ED63B100NAV | Circuit Breaker | 100A | 3-Pole

Meet a purpose-built solution for reliable three-phase protection: the Siemens ED63B100NAV Circuit Breaker. Engineered for maintenance, retrofit, and replacement projects, this 100A, 3-pole unit delivers precise, OEM-referenced protection that helps keep commercial and light-industrial electrical systems running smoothly.

• Amperage: 100A — ample protection for feeder or main circuits in 3-phase distributions.
• Poles: 3-Pole — designed to interrupt all three phases simultaneously, preserving balanced protection across the system.
• Part reference: ED63B100NAV — using the exact part number ensures compatibility with Siemens panels and the ED63 family.
• Intended use: Ideal for maintenance, retrofit, and replacement where matching specifications are essential.
• Compatibility note: Confirm fit and ratings before ordering; the part number is your best reference for ensuring proper compatibility.

Why this specific breaker stands out

Choosing the ED63B100NAV means you’re aligning with Siemens’ original design intent for three-phase protection. This isn’t a generic substitute—it’s a drop-in solution that preserves intended trip characteristics and mounting compatibility within Siemens panels. For projects where downtime is costly and panel integrity matters, this OEM-rated breaker provides a dependable, straightforward path to restore or upgrade protected circuits.

Practical use cases

• Upgrading an aging panel to reliable 100A three-phase protection in commercial spaces, factories, or labs.
• Replacing a worn or failed breaker in a Siemens ED63-based panel where a precise 100A, 3-pole device is specified.
• Retrofitting electrical distributions to ensure balanced trip across all three phases during service upgrades.

How to buy with confidence

• Verify that your Siemens panel requires a 100A, 3-pole ED63B100NAV specifically—the 3-phase configuration and exact amp rating are essential for proper operation.
• Before ordering, cross-check the panel’s data sheet with the ED63B100NAV to confirm mounting and trip characteristics align with your system.
• Keep the part number handy as the most reliable reference for compatibility, especially during replacement scenarios or stock replenishment.

Experience seamless protection for your three-phase circuits with the Siemens ED63B100NAV Circuit Breaker—a precise, OEM-aligned choice that supports dependable performance during maintenance, retrofit, and replacement projects.