SKU: 12602112220

Eaton Cutler Hammer Mining E2N312MWU66 1200A 3P Mining MCCB – Bolt On – 600VAC

Sale price$4859.55 Regular price$5399.50
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Description

Eaton Cutler Hammer Mining E2N312MWU66 1200A 3P Mining MCCB – Bolt On – 600VACThe Eaton E2N312MWU66 is a high performance molded case mining circuit breaker (MCCB) designed for demanding industrial and mining applications. Built on the rugged E2N frame, it features a non interchangeable magnetic only trip unit that provides fast and reliable instantaneous protection against short circuits. With a 1200 ampere rating and high interrupting capacity, this breaker is ideal for critical power distribution systems. The integrated U66

The Eaton E2N312MWU66 is a high-performance molded case mining circuit breaker (MCCB) designed for demanding industrial and mining applications. Built on the rugged E2N frame, it features a non-interchangeable magnetic-only trip unit that provides fast and reliable instantaneous protection against short circuits. With a 1200 ampere rating and high interrupting capacity, this breaker is ideal for critical power distribution systems. The integrated U66 under-voltage release (UVR) with LED enhances safety and monitoring by automatically disconnecting the circuit during low voltage conditions.

Product Specifications

  • Brand: Eaton / Cutler Hammer
  • Model: E2N312MWU66
  • Rated Current: 1200A
  • Number of Poles: 3 Pole
  • Breaker Type: Molded Case Mining Circuit Breaker (MCCB)
  • Trip Unit: Magnetic-Only (Non-Interchangeable)
  • Mounting Type: Bolt-On
  • Frequency: 50/60 Hz
  • Frame Type: N
  • Configuration: U66 UVR with LED

Technical Specifications

  • Trip Setting: 1250–5000
  • Trip Function: Instantaneous (Magnetic-Only Protection)
  • Under Voltage Release (U66):
    • 120 VAC UVR with LED Indicator
    • Left Pole Mounted
    • Rear Exit
  • Connection Type: Bolt-On
  • Designed for heavy-duty mining and industrial environments

Voltage and Ratings

  • Rated Operational Voltage: 600VAC
  • Interrupting Capacity:
    • 65 kA @ 240VAC
    • 50 kA @ 480VAC
    • 25 kA @ 600VAC

Product Data

  • Application: Mining and industrial power distribution
  • Standard Compliance: Industry-standard MCCB requirements
  • Warranty: 1 Year
  • Lug Type: Standard Lug
  • Installation: Panel-mounted, bolt-on connection

Important Note

This breaker uses a magnetic-only trip unit and does not provide thermal overload protection; ensure appropriate external overload protection is incorporated in your system. The unit includes a factory-installed under-voltage release (UVR) with LED—verify compatibility with system voltage before installation. Product images are for identification purposes only and may not reflect the exact configuration. Accessories ordered with the breaker can be installed prior to shipment at no additional cost—please provide complete configuration details during checkout. Installation must be performed by qualified personnel in accordance with all applicable electrical codes and safety standards.

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: 12602112220

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Richard W Jenkins
Birmingham, US
★★★★★ 5
STURDY AND ATTRACTIVE
Color: Brown, Size: 10.5" x 10.5", Set of 2
EXCELLENT PRODUCT
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Reviewed in the United States on May 14, 2026
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Vickie
Cuba, US
★★★★★ 5
Great shelves
Color: Grey, Size: 10.5" x 10.5", Set of 4, Color: Grey, Size: 10.5" x 10.5", Set of 4
Easy to install
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Reviewed in the United States on April 22, 2026
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Gerald N.
Waukegan, US
★★★★★ 5
Inexpensive; Look great and function well;
Color: Brown, Size: 10.5" x 10.5", Set of 4
Installed in the corner of my new newly decorated garage. Great for storing and quick access to small items.
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Tiffany
West Palm Beach, US
★★★★★ 5
Cute shelf set!
Color: Brown, Color: Brown
Shelves look great in my room. Perfect amount of space to display my little travel trinkets. Super easy to install and seem to hold a good amount of weight as I have a Mason Jar full of sand/shells on one of them.
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Reviewed in the United States on March 23, 2026
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jrager
Dallas, US
★★★★★ 5
Sturdy and well built
Color: Natural Wood
Very sturdy and well built.
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Reviewed in the United States on May 19, 2026

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