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All Products > Electromechanical > Circuit Breakers
Circuit breakers are available at Mouser Electronics from industry leading manufacturers.  Mouser is an authorized distributor for many circuit breaker manufacturers including Altech, Carling, Cooper Bussmann, Littelfuse, Schurter, TE Connectivity, & more. Please view our selection of circuit breakers below.
Category   Electromechanical >  Circuit Breakers

Available Filters 7,501 Matches  

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Compare up to 20 parts.
Select ImageMouser Part # Mfr. Part # Mfr. Description Documents Availability Pricing
(USD)
Quantity RoHS Product Product Type Current Rating Voltage Rating AC Voltage Rating DC Number of Poles Actuator Type Circuit Function Series Operating Temperature Range Illuminated
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Schurter 4430.2163
Enlarge
Schurter Circuit Breakers CBE TA45-ABDRM150C0
Data Sheet 11
In Stock
1: $22.57



Min.: 1
Mult.: 1


Circuit Breakers 10 A 2 Poles Rocker Remote Trip TA45 Not Illuminated
Schurter Circuit Breakers CBE TA45-ABDBL060C0
Data Sheet 9
In Stock
1: $22.57



Min.: 1
Mult.: 1
Circuit Breakers 6 A 2 Poles Rocker TA45 - 10 C to + 55 C Not Illuminated
Schurter Circuit Breakers CBE TA45-ABDWF050C0
Data Sheet 15
In Stock
1: $22.57



Min.: 1
Mult.: 1
TA45
Carling Technologies AA1-B0-34-650-5D1-C
Enlarge
Carling Technologies Circuit Breakers MAGNETIC HYDRAULIC CIRCUIT BREAKER
Page 2,129

Data Sheet
23
In Stock
1: $22.82
10: $21.62
25: $20.54
50: $18.66
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 50 A 277 V 80 V 1 Pole Handle Series Trip (Current) A Series - 40 C to + 85 C Not Illuminated
Carling Technologies BA1-B0-34-630-121-C
Enlarge
Carling Technologies Circuit Breakers 30 A ONE POLE
Data Sheet 32
In Stock
1: $22.92
10: $16.37
25: $15.28
50: $13.29



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 30 A 277 V 80 V 1 Pole Handle Series Trip (Current) B - 40 C to + 85 C Not Illuminated
Carling Technologies MB1-B-34-610-1-A27-B-C
Enlarge
Carling Technologies Circuit Breakers 10 A ONE POLE FLAT
Page 2,130

Data Sheet
17
In Stock
1: $23.53
10: $21.57
25: $20.43
50: $18.96
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 10 A 125 V, 250 V 80 V 1 Pole Rocker Series Trip (Current) M - 40 C to + 85 C Not Illuminated
Schurter Circuit Breakers CBE TA45 A674F160C0-811
Data Sheet 13
In Stock
1: $23.53



Min.: 1
Mult.: 1
TA45
Schurter 4430.2597
Enlarge
Schurter Circuit Breakers TA45 GREEN ROCKER
Data Sheet 13
In Stock
1: $23.60
10: $20.98
25: $18.87
50: $17.83
100: $15.25



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 20 A 240 V 60 V 1 Pole Rocker ON/OFF TA45 - 10 C to + 55 C
Schurter Circuit Breakers CBE T12-221-10
Data Sheet 14
In Stock
1: $23.70



Min.: 1
Mult.: 1
Circuit Breakers 10 A 1 Pole Pushbutton T12 - 5 C to + 60 C
Schurter Circuit Breakers CBE T12-221-1
Data Sheet 19
In Stock
1: $23.70



Min.: 1
Mult.: 1
T12
Carling Technologies BA1-B0-34-620-121-D
Enlarge
Carling Technologies Circuit Breakers 20 A ONE POLE
Page 2,129

Data Sheet
17
In Stock
1: $24.20
10: $17.13
25: $15.82
50: $14.11



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 20 A 277 V 80 V 1 Pole Handle Series Trip (Current) B - 40 C to + 85 C Not Illuminated
Carling Technologies MF1-B-34-620-3-JC2-B-C
Enlarge
Carling Technologies Circuit Breakers 20 A ONE POLE GREEN
Data Sheet 10
In Stock
1: $24.31
10: $19.03
25: $18.40
50: $16.73



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 20 A 125 V, 250 V 80 V 1 Pole Rocker Series Trip (Current) M - 40 C to + 85 C Illuminated
Carling Technologies MF1-B-34-620-3-JF2-B-C
Enlarge
Carling Technologies Circuit Breakers 20 A ONE POLE WHITE
Data Sheet 20
In Stock
1: $24.31
10: $19.03
25: $18.22



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 20 A 125 V, 250 V 80 V 1 Pole Rocker Series Trip (Current) M - 40 C to + 85 C Illuminated
MD1-B-32-610-3-A15-2-C

New At Mouser
New At Mouser


Carling Technologies Circuit Breakers 1 pole, 10A, blk non illuminated
Data Sheet 16
In Stock
1: $24.42
10: $22.20
25: $20.36
50: $18.78
150: $14.24



Min.: 1
Mult.: 1
Carling Technologies AA1-B0-34-630-5D1-C
Enlarge
Carling Technologies Circuit Breakers MAGNETIC HYDRAULIC CIRCUIT BREAKER
Data Sheet 29
In Stock
1: $24.54
10: $23.37
20: $22.01
50: $17.84
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 30 A 277 V 80 V 1 Pole Handle Series Trip (Current) A Series - 40 C to + 85 C Not Illuminated
Carling Technologies AC1-B0-34-620-5F1-C
Enlarge
Carling Technologies Circuit Breakers 620 AMP C/B
Data Sheet 13
In Stock
1: $25.88
10: $20.94
25: $20.00
50: $18.62
100: $16.75



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 277 V 80 V 1 Pole Rocker Series Trip (Current) A - 40 C to + 85 C Not Illuminated
Carling Technologies AA1-B0-34-615-3B1-C
Enlarge
Carling Technologies Circuit Breakers 15 AMP ONE POLE
Page 2,129

Data Sheet
17
In Stock
1: $25.90
10: $18.34
25: $16.95
50: $15.11



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 15 A 277 V 80 V 1 Pole Handle Series Trip (Current) A - 40 C to + 85 C Not Illuminated
Schurter Circuit Breakers CBE T12-221S-1.5
Data Sheet 20
In Stock
1: $26.05



Min.: 1
Mult.: 1
T12
Schurter 4430.2302
Enlarge
Schurter Circuit Breakers TA45 ORANGE RCKR 2 A
Page 2,134

Data Sheet
14
In Stock
1: $26.20
10: $23.45
25: $21.15
50: $19.89



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 2 A 240 V 60 V 2 Poles Rocker ON/OFF TA45 - 10 C to + 55 C
Schurter Circuit Breakers CBE TA45 A126F160C0-753-AZM01
Data Sheet 11
In Stock
1: $26.42
5: $25.59
10: $23.45
20: $21.32
50: $16.58



Min.: 1
Mult.: 1
TA45
Schurter Circuit Breakers CBE TA45-A624F160C0
Data Sheet 16
In Stock
1: $26.98



Min.: 1
Mult.: 1
TA45
Carling Technologies AA1-B0-11-425-2D1-C
Enlarge
Carling Technologies Circuit Breakers 1 POLE DC ULTRA SHORT
Data Sheet 32
In Stock
1: $26.99
10: $23.93
25: $20.95
50: $18.26
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 2.5 A 277 V 80 V 1 Pole Handle Series Trip (Current) A - 40 C to + 85 C Not Illuminated
Carling Technologies AC1-B0-34-615-131-D
Enlarge
Carling Technologies Circuit Breakers 15 A ONE POLE
Data Sheet 10
In Stock
1: $27.29
10: $19.33
25: $17.85
50: $15.92



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 15 A 277 V 80 V 1 Pole Rocker Series Trip (Current) A - 40 C to + 85 C Not Illuminated
Carling Technologies Circuit Breakers
Data Sheet 30
In Stock
1: $27.50
10: $25.38
50: $23.78
100: $20.94



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 12 A 125 V, 250 V 80 V 2 Poles Rocker Series Trip (Current) M Series - 40 C to + 85 C Not Illuminated
Carling Technologies CA1-B0-34-650-121-D
Enlarge
Carling Technologies Circuit Breakers 50 A ONE POLE
Data Sheet 9
In Stock
1: $27.52
10: $19.49
25: $18.00
50: $16.05



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 50 A 277 V 80 V 1 Pole Handle Series Trip (Current) C - 55 C to + 85 C Not Illuminated
Compare up to 20 parts.
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