SKU: 4493159332

Eaton Cutler Hammer Mining E2NM3900WU66 900A 3 Pole Molded Case Mining Circuit Breaker – Bolt-On Mount – 1000VAC

Sale price$5309.55 Regular price$5899.50
Save 10%

Pay in installments of $1474.88 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 3 - Aug 8

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Eaton Cutler Hammer Mining E2NM3900WU66 900A 3 Pole Molded Case Mining Circuit Breaker – Bolt-On Mount – 1000VACThe Eaton E2NM3900WU66 is a high capacity molded case mining circuit breaker engineered for demanding industrial and mining applications. Built on the durable N frame platform, it features a non interchangeable thermal magnetic trip unit that provides reliable protection against overloads and short circuits. With a 900 ampere rating and support for up to 1000VAC, this breaker ensures dependable performance in heavy duty power distribution systems. The

The Eaton E2NM3900WU66 is a high-capacity molded case mining circuit breaker engineered for demanding industrial and mining applications. Built on the durable N-frame platform, it features a non-interchangeable thermal-magnetic trip unit that provides reliable protection against overloads and short circuits. With a 900-ampere rating and support for up to 1000VAC, this breaker ensures dependable performance in heavy-duty power distribution systems. The U66 configuration includes a 120VAC undervoltage release (UVR) with LED indicator, left pole mounting, and rear exit, offering enhanced monitoring, visibility, and controlled operation.

Product Specifications

  • Frame Style: E2NM (N Frame)
  • Breaker Type: Molded Case Mining Circuit Breaker
  • Trip Unit Type: Non-Interchangeable Thermal-Magnetic
  • Amperage Rating: 900 Ampere
  • Number of Poles: 3 Pole
  • Mounting Type: Bolt-On
  • Frequency: 50/60 Hz
  • Application: Mining and heavy industrial power distribution

Technical Specifications

  • Trip Mechanism: Thermal-Magnetic
  • Trip Setting Range: 1250–5000 Amps
  • Interrupting Capacity Class: High Interrupting Capacity
  • Construction Type: Molded Case
  • Operating Temperature: Rated at 40°C
  • Special Features:
    • U66 Option: 120VAC Undervoltage Release (UVR) Installed
    • LED Indicator Included
    • Left Pole Mounted
    • Rear Exit Connection

Voltage and Ratings

  • Rated Voltage (AC): Up to 1000VAC
  • Frequency: 50/60 Hz
  • Interrupting Rating @ 480VAC: 50 kA
  • Interrupting Rating @ 600VAC: 25 kA
  • Interrupting Rating @ 1000VAC: 25 kA

Product Data

  • Model Number: E2NM3900WU66
  • Manufacturer: Eaton / Cutler Hammer
  • Series: E2NM
  • Frame Type: N Frame
  • Connection Type: Bolt-On
  • Configuration: U66 (UVR with LED, Left Pole Mounted, Rear Exit)
  • Warranty: 1 Year
  • Condition: New / Manufacturer Standard
  • Availability: Subject to stock

Important Note

The product image represents a base model for identification purposes only. Accessories ordered with the breaker, such as undervoltage release modules with LED indicators, can be factory-installed at no additional cost—ensure all configuration details are included in the order comment box. Always verify system compatibility and consult technical documentation or a qualified professional before installation.

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: 4493159332

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.8 ★★★★★
Based on 11 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
B
Verified Purchase
Brian Diez
Massapequa, US
★★★★★ 4
Good Quality
Size: 11, Color: White
Nice looking shoe. Slides on easy. My only feedback would be I wish the toe box was a bit wider and the heel a bit higher. It's a good shoe overall. I would buy again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 10, 2025
D
Verified Purchase
DeeDee
Natrona Heights, US
★★★★★ 5
Really nice
Size: 10.5 Wide, Color: Black
My husband loves these shoes. He has a flat food and said they still fit nice.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
T
Verified Purchase
The Product Connoisseur
Boise, US
★★★★★ 3
Classy pair that look great but don’t last
Size: 12, Color: Black, Size: 12, Color: Black
Great shoe. Slip on is easy and the shoes are comfortable and classy. Ten months later and the bottom has holes and didn’t last.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 30, 2025
C
Verified Purchase
carl mazaleski
Grantham, US
★★★★★ 5
Fit
Size: 11.5 Wide, Color: Cognac
Comfortable and affordable
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026
J
Verified Purchase
jack brice
Draper, US
★★★★★ 1
Would not every buy marc Joseph shoes ever
Size: 11 Wide, Color: Black
The marc Joseph shoes did not hold up had a blow out rightside of shoes had the shoes for about two weeks when my wife noticed and say that not good.i buy Cohen shoes and Clarke shoes
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 7, 2026

recommand products