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Free Economy Shipping Available! | Refer to FAQ For Additional Information | websales@breakerhunters.com | 877-963-4543
Free Economy Shipping Available! | Refer to FAQ For Additional Information | websales@breakerhunters.com | 877-963-4543

Eaton / Cutler-Hammer Mining: K Frame Circuit Breakers

Eaton / Cutler-Hammer K-Frame Mining Circuit Breakers

  • E2K3400MKWU18 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard, U18 Option Includes: [110-127VAC UVR Installed, Left Pole Mounted, Exiting Rear], 1 Year Warranty.

    E2K3400MKWU18

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

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    Delivery
    Free with $500 Order
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    Delivery
    Free with $500 Order
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  • E2K3400MKWU66 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard, U66 Option Includes: [110-127VAC UVR Installed, Left Pole Mounted, Exiting Rear], 1 Year Warranty.

    E2K3400MKWU66

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

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    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MLW E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard. 1 Year Warranty.

    E2K3400MLW

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

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    Delivery
    Free with $500 Order
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    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MLWS10 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard, S10 Option Includes: [110-240 VAC or 110-125 VDC Shunt Trip Installed, Left Pole Mounted, Exiting Rear], 1 Year Warranty.

    E2K3400MLWS10

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

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    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MLWU18 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard, U18 Option Includes: [110-127VAC UVR Installed, Left Pole Mounted, Exiting Rear], 1 Year Warranty.

    E2K3400MLWU18

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MLWU66 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard, U66 Option Includes: [110-127VAC UVR Installed, Left Pole Mounted, Exiting Rear], 1 Year Warranty.

    E2K3400MLWU66

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MNW E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard. 1 Year Warranty.

    E2K3400MNW

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

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    Delivery
    Free with $500 Order
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    Delivery
    Free with $500 Order
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  • E2K3400MNWA06 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard. 1 Year Warranty.

    E2K3400MNWA06

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

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    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MNWU18 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard, U18 Option Includes: [110-127VAC UVR Installed, Left Pole Mounted, Exiting Rear], 1 Year Warranty.

    E2K3400MNWU18

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MNWU66 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard. 1 Year Warranty.

    E2K3400MNWU66

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MRW E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard. 1 Year Warranty.

    E2K3400MRW

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

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    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MRWU18 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard. 1 Year Warranty.

    E2K3400MRWU18

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MRWU66 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard. 1 Year Warranty.

    E2K3400MRWU66

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MW E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard. 1 Year Warranty.

    E2K3400MW

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MWU18 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard, U18 Option Includes: [110-127VAC UVR Installed, Left Pole Mounted, Exiting Rear], 1 Year Warranty.

    E2K3400MWU18

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MWU66 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard, U66 Option Includes: [110-127VAC UVR Installed, Left Pole Mounted, Exiting Rear], 1 Year Warranty.

    E2K3400MWU66

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MWW E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard. 1 Year Warranty.

    E2K3400MWW

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MWWA06U66 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard. 1 Year Warranty.

    E2K3400MWWA06U66

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MWWU18 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard, U18 Option Includes: [110-127VAC UVR Installed, Left Pole Mounted, Exiting Rear], 1 Year Warranty.

    E2K3400MWWU18

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400MWWU66 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard, U66 Option Includes: [110-127VAC UVR Installed, Left Pole Mounted, Exiting Rear], 1 Year Warranty.

    E2K3400MWWU66

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Magnetic Only Trip Unit, 400 Ampere at 40 Degree Celsius,...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400W E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Thermal-Magnetic Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard. 1 Year Warranty.

    E2K3400W

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Thermal-Magnetic Trip Unit, 400 Ampere at 40 Degree Celsi...

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    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400WA06 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Thermal-Magnetic Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard. 1 Year Warranty.

    E2K3400WA06

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Thermal-Magnetic Trip Unit, 400 Ampere at 40 Degree Celsi...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400WU18 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Thermal-Magnetic Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard, U18 Option Includes: [110-127VAC UVR Installed, Left Pole Mounted, Exiting Rear], 1 Year Warranty.

    E2K3400WU18

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Thermal-Magnetic Trip Unit, 400 Ampere at 40 Degree Celsi...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • E2K3400WU66 E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Thermal-Magnetic Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC @ 50/60HZ, Without Terminals Standard, U66 Option Includes: [110-127VAC UVR Installed, Left Pole Mounted, Exiting Rear], 1 Year Warranty.

    E2K3400WU66

    Eaton / Cutler Hammer

    Product Description E2K Frame Style, Molded Case Mining Circuit Breaker, Interchangeable Thermal-Magnetic Trip Unit, 400 Ampere at 40 Degree Celsi...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by

Let customers speak for us

from 175 reviews

Always a pleasure buying from Breaker Hunters

Jeffrey Seeley
MXD63B800
Great Store

Took them awhile to find an OLD breaker for me but they did come up what I needed. Great service. Highly recommend.

Wayne Nelsen
Q20
Great!!!

My salesperson was very helpful and worked with me nicely to get the Breaker I need and out to me in a really quick fashion. Thanks again!!

John Thyen
NCG31200F w/1000A Rating Plug
Great service

The service was excellent and very fast delivery, highly recommend.

Tim McGregor
W200M2CFC
Excelente Servicio

Muy cumplidores en sus despachos, los productos impecables Muchas Gracias

EximtecSpA att Marie Mayo
V201K5CJZ1

B10.2

Tom Vanderburg
B10.2
Fast and efficient

very fast and efficient

Tim McGregor
NDA Shipping
Great job

I ordered 9 starter switches and they were next day delivery. Installed and worked great. I am in the process of ordering spare ones now. Definitely recommend

Tim McGregor
W200M1CFC
STARTER REPLACEMENT

Had to replace an older starter. Communication with the company was easy and accurate. Customer service worked with me to ensure the order was correct and shipped on time. Highly recommend reaching out with any questions, great company.

ADAM JEFFREY
509-FOD

CHND312T33W

Jonathan Ragland
CHND312T33W

Great service, exactly what I ordered, thanks

Frank Roush
SEDA36AT0060 w/SRPE60A40

QUICK SERVICE, EXCELLENT PRODUCT. CUSTOMER IS VERY HAPPY !

Susan Sandridge
RD316T33WS21

Excellent service very happy with the product

Brent Hickman
LG3450S03

PAF361000

Cindy Miller
PAF361000

QUICK. SMOOTH. AND EASY. THANK YOU

Nationwide Electric Supply Co., Inc.
CHND312T33W