SKU: 34961386462

Eaton Cutler Hammer Mining E2NM3800MWU66 800A 3 Pole Molded Case Mining Circuit Breaker – Bolt-On Mount – 1000VAC

Sale price$4409.55 Regular price$4899.50
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Description

Eaton Cutler Hammer Mining E2NM3800MWU66 800A 3 Pole Molded Case Mining Circuit Breaker – Bolt-On Mount – 1000VACThe Eaton E2NM3800MWU66 is a high capacity molded case mining circuit breaker designed for demanding industrial and mining environments. Built on the N frame platform with a non interchangeable magnetic only trip unit, it provides reliable short circuit protection and consistent performance under heavy duty conditions. Rated at 800 amperes and supporting up to 1000VAC, this breaker is suitable for robust power distribution systems. The U66

The Eaton E2NM3800MWU66 is a high-capacity molded case mining circuit breaker designed for demanding industrial and mining environments. Built on the N-frame platform with a non-interchangeable magnetic-only trip unit, it provides reliable short-circuit protection and consistent performance under heavy-duty conditions. Rated at 800 amperes and supporting up to 1000VAC, this breaker is suitable for robust power distribution systems. The U66 configuration includes a 120VAC undervoltage release (UVR) with LED indicator, left pole mounting, and rear exit connection, providing enhanced visibility and operational control for critical installations.

Product Specifications

  • Frame Style: E2NM (N Frame)
  • Breaker Type: Molded Case Mining Circuit Breaker
  • Trip Unit Type: Non-Interchangeable Magnetic-Only
  • Amperage Rating: 800 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: Magnetic-Only
  • Trip Setting Range: 500–2500 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: E2NM3800MWU66
  • Manufacturer: Eaton / Cutler Hammer
  • Series: E2NM
  • Frame Type: N Frame
  • Connection Type: Bolt-On
  • Configuration: U66 (UVR + 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 UVR/LED configurations, can be factory-installed at no additional cost—ensure all configuration details are provided 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: 34961386462

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Noba Henderson
Phoenix, US
★★★★★ 5
Flat tire… try this.
Size: 1 Gallon + Tool, Set name: Small Tire/Bicycle Formula
For husband, that’s what he puts in our tires great price and works well
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Reviewed in the United States on May 26, 2026
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Chris
Waukegan, US
★★★★★ 5
Go Ridding and Go Flatless with QuickStrike tire sealent
Size: 1 Gallon + Tool, Set name: Off-Road Formula
I’ve tried several tire sealants over the years on my ebikes and scooters, but FlatOut QuickStrike is by far the best I’ve used. From the moment I added it to my bike tires, I noticed a difference—it’s incredibly easy to install, and you don’t have to convert to tubeless to benefit from its protection. The formula is thin and spreads quickly, sealing punctures almost instantly so you don’t lose much air. What I feel that really stands out is how effective it is. I ride my ebikes through rough terrain with lots of thorns and debris, and since using FlatOut QuickStrike, I haven’t had a single flat ( unlike before ). Even when I’ve picked up multiple punctures, the sealant has handled them all without a problem. I feel that the peace of mind it gives me is priceless, especially on long rides or commutes where a flat could ruin your day ( and It has in the past ). Another big plus is that it’s a one-time application—it won’t dry out or turn into a mess inside your tire ( like that Green Stuff ). It’s also safe for both tubes and tubeless setups, and works well in my 20 inch and 14 inch tires. I’ve used it on my ebikes and scooters and the results have been consistently impressive. Make me feel confident of the durability of my tires on my ride. I bought the gallon bottle because I have a few ebikes and scooters. this stuff works great! If you want to spend less time fixing flats and more time enjoying your ride, this is the sealant to get. Highly recommend!
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Reviewed in the United States on June 14, 2025
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Mama-Corvi
Birmingham, US
★★★★★ 5
Fat tire savior
Size: 1 Gallon + Tool, Set name: Off-Road Formula
The best fat tire and dirtbike sealant we have found and love the gallon size. Pump clogs but clears with a strong push and love that it is water cleanup.
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Reviewed in the United States on April 16, 2026
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JRTX
Bozeman, US
★★★★★ 5
Worked perfectly for me. Sorry I waited so long.
Size: 1 Gallon + Tool, Set name: Off-Road Formula
I was clearing a field full of mesquite trees, and my tractor tires were getting destroyed. Mesquite has nasty 3-inch thorns, and I was plugging tires constantly. Eventually, all four tires were flat at the start of each day. These tires had been plugged more than 10 times each. I bought FlatOut Quick Strike and followed the instructions exactly. The pump dispenses about 1 oz per pump, so I put 30 pumps in each tire, and the bottle was mostly empty by the time I finished. Typical with any pump dispenser it was also difficult to get the last bit out of the bottle using the pump. It’s been a week now. One tire has lost about 1 PSI, but the other three are still holding exactly where I set them. Considering how badly these tires were damaged, I’m impressed so far. This is the first time I’ve gone more than a day without dealing with flats in that field.
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Reviewed in the United States on February 13, 2026
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Duncan Souza
Draper, US
★★★★★ 4
Pump is worthless
Size: 1 Gallon + Tool, Set name: Small Tire/Bicycle Formula
The sealant is good. The gallon pump is a joke. Pump stopped working 4 pumps in. Went and got another replacement pump from automotive store, also broke after 4 pumps. Ended up cleaning out an old Slime bottle and pouring in the flat out sealant in the slime bottle, so I could actually get it in my tires.
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Reviewed in the United States on May 30, 2026

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