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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

Square D: Circuit Breakers

Square D Circuit Breakers

  • MA36800 MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 800 Ampere at 40 Degree Celsius, 3 Pole, Interrupting Ratings: 42 Kiloampere @ 240 VAC, 30 Kiloampere @ 480 VAC, 22 Kiloampere @ 600 VAC, 14 Kiloampere @ 250 VDC, Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MA26800AC

    Square-D

    Product Description MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 800 Ampere at 40 Degree Celsius, ...

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    Free with $500 Order
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  • MA36300 MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 300 Ampere at 40 Degree Celsius, 3 Pole, Interrupting Ratings: 42 Kiloampere @ 240 VAC, 30 Kiloampere @ 480 VAC, 22 Kiloampere @ 600 VAC, 14 Kiloampere @ 250 VDC, Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MA36300

    Square-D

    Product Description MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 300 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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  • MA36350 MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 350 Ampere at 40 Degree Celsius, 3 Pole, Interrupting Ratings: 42 Kiloampere @ 240 VAC, 30 Kiloampere @ 480 VAC, 22 Kiloampere @ 600 VAC, 14 Kiloampere @ 250 VDC, Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MA36350

    Square-D

    Product Description MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 350 Ampere at 40 Degree Celsius, ...

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    Delivery
    Free with $500 Order
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    Free with $500 Order
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  • MA36400 MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, Interrupting Ratings: 42 Kiloampere @ 240 VAC, 30 Kiloampere @ 480 VAC, 22 Kiloampere @ 600 VAC, 14 Kiloampere @ 250 VDC, Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MA36400

    Square-D

    Product Description MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable 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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  • MA36450 MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 450 Ampere at 40 Degree Celsius, 3 Pole, Interrupting Ratings: 42 Kiloampere @ 240 VAC, 30 Kiloampere @ 480 VAC, 22 Kiloampere @ 600 VAC, 14 Kiloampere @ 250 VDC, Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MA36450

    Square-D

    Product Description MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 450 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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  • MA36500 MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 500 Ampere at 40 Degree Celsius, 3 Pole, Interrupting Ratings: 42 Kiloampere @ 240 VAC, 30 Kiloampere @ 480 VAC, 22 Kiloampere @ 600 VAC, 14 Kiloampere @ 250 VDC, Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MA36500

    Square-D

    Product Description MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 500 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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  • MA36600 MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 600 Ampere at 40 Degree Celsius, 3 Pole, Interrupting Ratings: 42 Kiloampere @ 240 VAC, 30 Kiloampere @ 480 VAC, 22 Kiloampere @ 600 VAC, 14 Kiloampere @ 250 VDC, Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MA36600

    Square-D

    Product Description MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 600 Ampere at 40 Degree Celsius, ...

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    Delivery
    Free with $500 Order
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    Free with $500 Order
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  • MA36700 MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 700 Ampere at 40 Degree Celsius, 3 Pole, Interrupting Ratings: 42 Kiloampere @ 240 VAC, 30 Kiloampere @ 480 VAC, 22 Kiloampere @ 600 VAC, 14 Kiloampere @ 250 VDC, Load End Terminals Standard. With 1 Year Warranty.

    MA36700

    Square-D

    Product Description MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 700 Ampere at 40 Degree Celsius, ...

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    Delivery
    Free with $500 Order
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    Free with $500 Order
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  • MA36800 MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 800 Ampere at 40 Degree Celsius, 3 Pole, Interrupting Ratings: 42 Kiloampere @ 240 VAC, 30 Kiloampere @ 480 VAC, 22 Kiloampere @ 600 VAC, 14 Kiloampere @ 250 VDC, Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MA36800

    Square-D

    Product Description MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 800 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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  • MA36800 MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 800 Ampere at 40 Degree Celsius, 3 Pole, Interrupting Ratings: 42 Kiloampere @ 240 VAC, 30 Kiloampere @ 480 VAC, 22 Kiloampere @ 600 VAC, 14 Kiloampere @ 250 VDC, Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MA36900

    Square-D

    Product Description MA Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 900 Ampere at 40 Degree Celsius, ...

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    Delivery
    Free with $500 Order
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    Free with $500 Order
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  • MAL361000 MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 1000 Ampere at 40 Degree Celsius, 3 Pole, Line and Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MAL361000

    Square-D

    Product Description MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 1000 Ampere at 40 Degree Celsius...

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    Delivery
    Free with $500 Order
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    Free with $500 Order
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  • MAL361200 MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 1200 Ampere at 40 Degree Celsius, 3 Pole, Line and Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MAL361200

    Square-D

    Product Description MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 1200 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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  • MAL36300 MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 300 Ampere at 40 Degree Celsius, 3 Pole, Line and Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MAL36300

    Square-D

    Product Description MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 300 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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  • MAL36350 in MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 350 Ampere at 40 Degree Celsius, 3 Pole, Line and Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MAL36350

    Square-D

    Product Description MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 350 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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  • MAL36400 MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 400 Ampere at 40 Degree Celsius, 3 Pole, Line and Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MAL36400

    Square-D

    Product Description MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable 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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  • MAL36450 MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 450 Ampere at 40 Degree Celsius, 3 Pole, Line and Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MAL36450

    Square-D

    Product Description MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 450 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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  • MAL36500 MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 500 Ampere at 40 Degree Celsius, 3 Pole, Line and Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MAL36500

    Square-D

    Product Description MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 500 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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  • MAL36500 MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 500 Ampere at 40 Degree Celsius, 3 Pole, Line and Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MAL365001121

    Square-D

    Product Description MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 500 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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  • MAL36600 MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 600 Ampere at 40 Degree Celsius, 3 Pole, Line and Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MAL36600

    Square-D

    Product Description MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 600 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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  • MAL366001352 MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 600 Ampere at 40 Degree Celsius, 3 Pole, with 2A-2B Auxilliary Switch Installed, Line and Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MAL366001352

    Square-D

    Product Description MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 600 Ampere at 40 Degree Celsius,...

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    Delivery
    Free with $500 Order
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    Free with $500 Order
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  • MAL3660033T1121, MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 600 Ampere at 40 Degree Celsius, 3 Pole, Interrupting Ratings: 42 Kiloampere @ 240 VAC, 30 Kiloampere @ 480 VAC, 22 Kiloampere @ 600 VAC, 14 Kiloampere @ 250 VDC, with 120VAC UVR, Line and Load End Terminals Standard

    MAL3660033T1121

    Square-D

    Product Description MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 600 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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  • MAL36700 MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 700 Ampere at 40 Degree Celsius, 3 Pole, Line and Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MAL36700

    Square-D

    Product Description MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 700 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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  • MAL36800 MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 800 Ampere at 40 Degree Celsius, 3 Pole, Line and Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MAL36800

    Square-D

    Product Description MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 800 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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  • MAL36800 MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 800 Ampere at 40 Degree Celsius, 3 Pole, Line and Load End Terminals Standard. New Surplus and Certified Reconditioned with 1 Year Warranty.

    MAL36900

    Square-D

    Product Description MAL Frame Style, Molded Case Circuit Breaker, Thermal Magnetic Non-interchangeable Trip Unit, 900 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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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