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Available Now! 
Available Now!Carlo Gavazzi
GSB631PC10
Minimum Order 1 is Limited to Available Stock Only! Then the Minimum will be 12 Pieces. | Limited Stock Savings: 11 units available at this price
Supplementary Circuit Protector, UL1077, 1 Pole, C-Curve, 10A Overload Range, 277VAC, 5kA, DIN Rail Mount, IP20, GSB63 Series
$8.17$8.17 -
Available Now! 
Available Now!Carlo Gavazzi
GMB632PC30
Minimum Order 6 Pieces, Price per Piece, MCB UL489 C 2P 30A LUG T
MCB, UL489, 2 Pole, C-Curve, 30 Amp, 240VAC, 60/125VDC, 10kA, Lug Terminals, DIN Rail Mounting, Thermal-Magnetic Miniature Circuit Breaker, GMB63 Series
$65.46$65.46 -
Available Now! 
Available Now!Noark
B1E2C30
1000518 | Limited Stock Savings: 2 units available at this price
Miniature Circuit Breaker, UL1077, 2-Poles, C-Curve, 30A, 5kA, 480Y/277VAC, Supplementary Protection
$25.85$25.85 -
Available Now! 
Available Now!Noark
B1E3C63
1000587 | Limited Stock Savings: 2 units available at this price
Miniature Circuit Breaker, UL1077, 3-Poles, C-Curve, 63A, 5kA, 480Y/277VAC, Supplementary Protection
$36.44$36.44 -
Available Now! 
Available Now!Noark
B1E1C10
1000449
Miniature Circuit Breaker, UL1077, 1-Pole, C-Curve, 10A, 5kA, 277VAC, Supplementary Protection
$14.30$14.30 -
Available Now! 
Available Now!Noark
B1N1C25
1000036
Miniature Circuit Breaker, UL489, 1-Pole, C-Curve, 25A, 240VAC/60VDC, 10kA, Box Lugs
$17.57$17.57 -
Available Now! 
Available Now!Noark
B1E1C5
1000446
Miniature Circuit Breaker, UL1077, 1-Pole, C-Curve, 5A, 5kA, 277VAC, Supplementary Protection
$14.30$14.30 -
Available Now! 
Available Now!Noark
B1E1C3
1000444
Miniature Circuit Breaker, UL1077, 1-Pole, C-Curve, 3A, 5kA, 277VAC, Supplementary Protection
$14.30$14.30 -
Available Now! 
Available Now!LS Electric
0627056363
627056363, BK63HU 2P C5A 10kA 480Y/277VAC UL489, Replacement for 0627055363
MCB, UL489, 2-Pole, C-Curve, 5 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker, Replacement for 0627055363
$33.59$33.59 -
Available Now! 
Available Now!LS Electric
0626051363
626051363, BK63H 1P C5A 10kA 120/240VAC UL1077
MCB, UL1077, 1-Pole, C-Curve, 5 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker
$11.05$11.05 -
Available Now! 
Available Now!LS Electric
0626051463
626051463, BK63H 1P C8A 10kA 120/240VAC UL1077 | Limited Stock Savings: 2 units available at this price
MCB, UL1077, 1-Pole, C-Curve, 8 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker
$6.68$6.68 -
Available Now! 
Available Now!LS Electric
0628040063
628040063, BK63HU 3P C20A 10kA 480Y/277VAC UL489
MCB, UL489, 3-Pole, C-Curve, 20 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$91.64$91.64
A circuit breaker will interrupt the flow of current in an electrical circuit, safeguarding surrounding electrical components and wiring by preventing circuit overloads and short circuits.
a.k.a. MCB, MCCB, molded case breaker, supplementary protection, UL1077, UL489, UL508, MMP, manual motor protector