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Circuit Breaker

Siemens | NGSL400 | Circuit Breaker | 400A

Part Number NGSL400
Amperes 400
Product Type Circuit Breaker
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Manufacturer :Siemens
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Replacement available
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Picture available on request
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CSA / UL Approved
Regular price $14,662.00
Sale price $14,662.00 Regular price
Unit price
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Seamless online shopping experience guaranteed with easy shipping and returns policy.

Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.

Icon
Secure transaction
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FREE & fast shipping on orders over $49
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CSA approved with 1 year warranty
Icon
30 day returns
Allen-Bradley 140M-C2E-C16 - Standard Magnetic Trip Breaker Motor Protection - Standard Magnetic Trip Breaker Motor Protection

Siemens | NGSL400 | Circuit Breaker | 400A

Regular price $14,662.00
Sale price $14,662.00 Regular price
Unit price
Product description
Shipping

Meet Siemens NGSL400 — a 400A circuit breaker engineered for demanding electrical systems. Designed for maintenance, retrofit, and replacement projects where exact specs matter, this breaker delivers reliable overcurrent protection while slotting into compatible Siemens panels with precision.

  • Precise compatibility: The part number NGSL400 is your best reference to ensure you’re matching the exact Siemens specification and compatibility for your panel.
  • Robust 400 A protection: A 400-amp rating provides strong protection for high-load circuits, helping to minimize faults and downtime.
  • Maintenance, retrofit, and replacement ready: Built to fit into existing Siemens installations, making service, upgrades, and part replacements quicker and safer.
  • Trusted Siemens engineering: Crafted to perform consistently in demanding environments, backed by Siemens reliability and design standards.
  • Clear fit guidance: Always confirm fit and ratings before ordering; using NGSL400 as your compatibility reference helps prevent mismatches and returns.

Use cases and ideal applications

  • Industrial control panels requiring reliable 400A main protection
  • Retrofit projects where exact Siemens specifications are critical
  • Replacement for compatible Siemens panel configurations that call for NGSL400

Key specifications

  • Amperage: 400 A
  • Part Number: NGSL400

With the Siemens NGSL400, you get a purpose-built solution for upgrading or maintaining high-demand electrical systems. Use this reference to verify compatibility, then deploy with confidence in your Siemens-based infrastructure.

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What Our Customers Say

4.9 (38 reviews)

General feedback we often hear from customers purchasing industrial electrical parts.

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Consistent quality. We’ve added similar items to our regular reorder list.

MRO · Reorder

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Support is responsive when we have questions about fit or application.

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A reliable choice when we need industrial parts on short notice.

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