Siemens
5SY4102-7
Siemens 5SY4102-7 MCB 2A 1-Pole C Curve 230/400V w/ 5ST3010 Auxiliary Switch
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$14.89
Miniature & DIN Rail Circuit Breakers
304 listings · 302 in stock
304 miniature & DIN rail circuit breakers listings from the brands you use, each one photographed. Free shipping in the lower 48.
Siemens
5SY4104-7
Siemens 5SY4104-7 MCB C4 4A 1-Pole Circuit Breaker with 5ST3010 Auxiliary Switch
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$9.89
General Electric
EP101ULH
GE EP101ULH B6 Miniature Circuit Breaker 1-Pole 6A 120V 10kA DIN Rail 690215
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$62.89
General Electric
EP101ULH
GE EP101ULH B5 Miniature Circuit Breaker 1-Pole 5A 120V 10kA DIN Rail 690214
Only 1 left
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$14.89
General Electric
V37203
GE V37203 V-Line 2-Pole 3A D-Curve Miniature Circuit Breaker 277/480VAC DIN Rail
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$9.89
Allen-Bradley
1492-CB2G050
Allen-Bradley 1492-CB2G050 Ser B Supplementary Protector 5A 2-Pole 480V Breaker
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$9.89
General Electric
EP101ULC20
GE EP101ULC20 Miniature Circuit Breaker 1-Pole 20A 277VAC 10kA C-Curve 686875
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$16.89
General Electric
EP101ULH
GE EP101ULH C3 Miniature Circuit Breaker 1-Pole 3A 120V 10kA DIN Rail 690268
In stock
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$9.89
Allen-Bradley
1489-A1C100
Allen-Bradley 1489-A1C100 Miniature Circuit Breaker 1-Pole 10A 277V C-Curve DIN
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$12.89
General Electric
EP101ULH
GE EP101ULH C4 Miniature Circuit Breaker 1-Pole 4A 120V 10kA DIN Rail 690269
Only 4 left
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$9.89
Merlin Gerin
60109
Merlin Gerin 60109 Multi 9 C60 Miniature Circuit Breaker 1-Pole C 8A 240VAC
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$25.89
General Electric
EP101ULH
GE EP101ULH C2 Miniature Circuit Breaker 1-Pole 2A 120V 10kA DIN Rail 690267
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$12.89
Merlin Gerin
24110
Merlin Gerin 24110 Multi 9 C60 Miniature Circuit Breaker 1-Pole 1A 277VAC B1A
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$15.89
Allen-Bradley
1489-A1C100
Allen-Bradley 1489-A1C100 Miniature Circuit Breaker 1-Pole 10A 277V C-Curve DIN
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$11.89
General Electric
EP103C20
GE Elfa EP103C20 Miniature Circuit Breaker 3-Pole 20A C-Curve 10kA 230/400VAC
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$120.89
General Electric
EP101ULH1C15
GE EP101ULH1C15 Miniature Circuit Breaker 1 Pole C 15A 120V 10kA DIN Rail 690275
In stock
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$9.89
Schneider Electric
60105
Schneider Electric 60105 Multi 9 C60 Circuit Breaker 1 Pole 4A 240V DIN Rail MCB
In stock
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$9.89
BBC
S161
BBC Stotz S161 L6A Miniature Circuit Breaker 1 Pole 6A 220/380V DIN Electrical
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$9.89
General Electric
EP103ULH2C10
GE EP103ULH2C10 3 Pole C10 10A 240V DIN Rail Circuit Breaker 690305 10kA Genuine
Only 1 left
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$9.89
Siemens
5SX4
Siemens 5SX4 306-7 Miniature Circuit Breaker C6 3P 400V DIN Rail Industrial MCB
In stock
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$13.89
Merlin Gerin
60113
Merlin Gerin 60113 C60 Multi 9 Circuit Breaker 20A 1P C-Curve 240V 60VDC MCB
Only 1 left
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$9.89
Schneider Electric
60130
Schneider Electric 60130 C60 Multi 9 Circuit Breaker 20A 1P D-Curve 240V MCB
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$9.89
General Electric
EP102ULH
GE EP102ULH Circuit Breaker Supplementary Protector 2P 6A B-Curve 240V 10kA
Only 1 left
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$149.89
Schneider Electric
60122
Schneider Electric 60122 C60 Multi 9 Circuit Breaker 4A 1P D-Curve 240V MCB
Only 1 left
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$19.89
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Guides for Miniature & DIN Rail Circuit Breakers
- Circuit protectionMolded Case Circuit Breaker Ratings & ReplacementsFrame size, trip rating, interrupting rating (kA), voltage and slash ratings, trip units and mounting – and a checklist for a safe replacement.
- Parts identificationHow to Read Breaker & VFD Nameplates and Date CodesFrame, trip and interrupting ratings on breakers; input, output, duty ratings and series on drives – and where to look for the date of manufacture.