Please note that US Breaker will be closed on November 23rd & 24th for the Thanksgiving Holiday. Stock orders received after 3PM EST on Wednesday November 22nd will ship promptly on Monday November 27th. We appreciate your business and wish you a wonderful holiday!


US Breaker - DIN Rail and Molded Case Circuit Breakers


M-NB1 (C60N) MCB

DIN Rail Breakers (UL1077)

1-63A 1,2,3P New

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UL489 DIN Rail Breakers
DIN Rail Breakers (UL489)

1-30A 1,2,3P New

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UL489 Molded Case Breakers

Molded Case Breakers (UL489)

15 - 600A 3P New

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NM1 IEC Rated MCCB  

Circuit Breakers (IEC-CE)

16-400A 3P New

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Square D Powerpact HD and JD Circuit Breaker Replacement Cross Reference Table




NB1: Replacement for Merlin Gerin Multi 9 C60N: MG24425, MG24426 , MG24428, MG24430, MG24432, MG24434,

 MG24435, MG24436, MG24437, MG24427, MG24438, MG24439, MG24440, MG24443, MG24444, MG24445, MG24447,

 MG24449, MG24451, MG24442, MG24452, MG24453, MG24454, MG24455, MG24456, MG24457, MG24459, MG24460,

 MG24461, MG24462, MG24464, MG24466, MG24468, MG24469, MG24470, MG24471, MG24472, MG24473, MG24474

2005 U.S. Breaker, Inc.   All Rights Reserved.

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