Eaton Cutler-Hammer KDC3400 400A 3-Pole Molded Case Circuit Breaker – Bolt-On Mount – 600VAC
SKU: 61104651615

Eaton Cutler-Hammer KDC3400 400A 3-Pole Molded Case Circuit Breaker – Bolt-On Mount – 600VAC

Sale price$899.55 Regular price$999.50
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Description

Eaton Cutler-Hammer KDC3400 400A 3-Pole Molded Case Circuit Breaker – Bolt-On Mount – 600VACThe Eaton Cutler Hammer KDC3400 is a heavy duty K frame molded case circuit breaker designed for high capacity commercial and industrial electrical distribution systems. It features a thermal magnetic interchangeable trip unit, allowing flexible protection adjustments and easy replacement of the trip mechanism when system requirements change. Rated at 400 amperes at 40C, the KDC3400 offers exceptional interrupting capacity, making it suitable for

The Eaton Cutler-Hammer KDC3400 is a heavy-duty K-frame molded case circuit breaker designed for high-capacity commercial and industrial electrical distribution systems. It features a thermal-magnetic interchangeable trip unit, allowing flexible protection adjustments and easy replacement of the trip mechanism when system requirements change. Rated at 400 amperes at 40°C, the KDC3400 offers exceptional interrupting capacity, making it suitable for demanding applications where reliable fault protection is critical. The bolt-on mounting configuration ensures secure installation in panelboards and switchboards, while standard line and load terminals provide efficient wiring and dependable electrical connectivity.

Product Specifications

  • Brand: Eaton / Cutler-Hammer
  • Model: KDC3400
  • Breaker Type: Molded Case Circuit Breaker (MCCB)
  • Frame Style: KDC (K-Frame)
  • Rated Current: 400 Ampere
  • Number of Poles: 3 Pole
  • Trip Unit Type: Thermal Magnetic Interchangeable Trip Unit
  • Mounting Type: Bolt-On Connection
  • Standard Lug Type: Line and Load
  • Warranty: One Year Manufacturer Warranty

Technical Specifications

  • Frame Type: K-Frame
  • Trip Adjustment Range: Adjustable from 5× to 10× the continuous ampere rating
  • Operating Temperature Reference: 40°C
  • Protection Type: Overload and Short Circuit Protection
  • Breaker Construction: Molded insulated case for durability and electrical safety
  • Application Type: Commercial and industrial power distribution systems

Voltage and Ratings

  • Maximum Voltage: 600 VAC
  • Interrupting Rating: 200 kA @ 240 VAC
  • Interrupting Rating: 100 kA @ 480 VAC
  • Interrupting Rating: 50 kA @ 600 VAC
  • Frequency: 50/60 Hz

Product Data

  • Manufacturer: Eaton / Cutler-Hammer
  • Product Series: KDC Series
  • Model Number: KDC3400
  • Current Rating: 400A
  • Number of Poles: 3
  • Connection Type: Bolt-On
  • Terminal Type: Line and Load Terminals Included
  • Application: Panelboards, switchboards, and heavy-duty industrial electrical distribution systems

xImportant Note

The product image represents a base model for identification purposes only, and the final configuration may vary depending on selected accessories or options. If accessories are purchased together with the breaker, they can be installed according to your specific configuration requirements at no additional cost. Please include the required configuration details in the order comment section during checkout to ensure proper assembly before shipment.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 61104651615

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cillbat
Phoenix, US
★★★★★ 5
Just like the oem parts.
Like oem so all good.
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Reviewed in the United States on June 6, 2025
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Tucker
Pawtucket, US
★★★★★ 5
Works well!
If you have Omni S1 pro this is everything you could ever need to maintenance for it! I have it run twice every night and you can’t beat $60 to have several repairs several times! Totally worth its money and fits exactly as if bought new!
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Reviewed in the United States on December 17, 2025
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Judy Bernhard
Phoenix, US
★★★★★ 5
Came as described
My order came exactly as described and in a very timely fashion. Very pleased with this purchase.
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Reviewed in the United States on December 7, 2025
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Derrick
Carnegie, US
★★★★★ 4
Genuine parts that keep my S1 Pro running like new
Fit & Quality: Everything fit perfectly on my Eufy Omni S1 Pro — the rollers snapped right in, and the filters matched the originals exactly. You can tell these are genuine Eufy parts, not knockoffs. Performance: After swapping the brushes and mop roller, my vacuum immediately started cleaning better again. Suction improved, and it picked up fine dust I hadn’t noticed before. Ease of Use: Installation took less than ten minutes. Everything comes sealed and labeled clearly, which makes it simple to replace parts without guessing. Value: It’s a little pricey compared to third-party kits, but the quality and compatibility are worth the extra few bucks. Verdict: Solid replacement set that restores performance to like-new.
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Reviewed in the United States on November 2, 2025
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Tom Mulé
Charlottesville, US
★★★★★ 5
Great aftermarket substitute items
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Reviewed in the United States on December 16, 2024

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