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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 7,494 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 Circuit Breakers CBE TA45-A144F160C0 Data Sheet 15
In Stock
1: $22.57



Min.: 1
Mult.: 1
TA45
Schurter 4430.2907
Enlarge
Schurter Circuit Breakers CBE TA45 A246F170C0-829-AZM10 Data Sheet 10
In Stock
1: $22.57



Min.: 1
Mult.: 1
17 A 120 V 1 Pole Rocker TA45 Illuminated
Carling Technologies A11-B0-34-615-131-E
Enlarge
Carling Technologies Circuit Breakers 15A 1 POLE .250 QC FLAT ROCKER RED Data Sheet 20
In Stock
1: $22.76
25: $22.01
50: $20.00
100: $19.51
500: View



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 A11-B0-34-625-131-E
Enlarge
Carling Technologies Circuit Breakers 25A 1 POLE .250 QC FLAT ROCKER RED Data Sheet 11
In Stock
1: $22.76
25: $22.01
50: $20.00
100: $19.51
500: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 25 A 277 V 80 V 1 Pole Rocker Series Trip (Current) A - 40 C to + 85 C Not Illuminated
Carling Technologies AA1-B0-34-650-5D1-C
Enlarge
Carling Technologies Circuit Breakers MAGNETIC HYDRAULIC CIRCUIT BREAKER Page 2,021

Data Sheet
11
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 2,022

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 15
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 19
In Stock
1: $23.70



Min.: 1
Mult.: 1
T12
Carling Technologies MF1-B-34-620-3-JC2-B-C
Enlarge
Carling Technologies Circuit Breakers 20 A ONE POLE GREEN Data Sheet 9
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
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-B0-34-620-3B1-C
Enlarge
Carling Technologies Circuit Breakers 20 AMP ONE POLE Page 2,021

Data Sheet
12
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 20 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 Circuit Breakers CBE TA45 A126F160C0-753-AZM01 Data Sheet 12
In Stock
1: $26.42
5: $25.59
10: $23.45
20: $21.32
50: $16.58



Min.: 1
Mult.: 1
TA45
Carling Technologies AA1-B0-34-630-3D1-C
Enlarge
Carling Technologies Circuit Breakers 30 Amp 1 POLE Data Sheet 20
In Stock
1: $26.59
10: $17.66
25: $16.19
50: $14.22



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
Schurter Circuit Breakers CBE TA45-A624F160C0 Data Sheet 17
In Stock
1: $26.98



Min.: 1
Mult.: 1
TA45
Schurter Circuit Breakers CBE TA45-A624F200C0 Data Sheet 20
In Stock
1: $26.98



Min.: 1
Mult.: 1
TA45
Schurter 4430.2306
Enlarge
Schurter Circuit Breakers TA45 ORANGE RCKR 20A Page 2,026

Data Sheet
20
In Stock
1: $27.69
10: $24.61
25: $22.14
50: $20.90



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 20 A 240 V 60 V 2 Poles Rocker ON/OFF TA45 - 10 C to + 55 C
Carling Technologies CA1-X0-04-987-121-KG
Enlarge
CA1-X0-04-987-121-KG

New At Mouser
New At Mouser


Carling Technologies Circuit Breakers Data Sheet 5
In Stock
1: $27.92



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller C
Carling Technologies CA1-B2-24-615-122-C
Enlarge
Carling Technologies Circuit Breakers Circuit Breaker Mag Hyd. 1Pole 15A 480V Data Sheet 10
In Stock
1: $28.27
5: $27.26
10: $25.44
20: $24.22
50: $18.28



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 15 A 277 V 80 V 1 Pole Handle Series Trip (Current) C - 40 C to + 85 C Not Illuminated
Carling Technologies CA1-B0-26-620-121-C
Enlarge
Carling Technologies Circuit Breakers 20A 1 POLE Data Sheet 13
In Stock
1: $28.39
10: $20.19
25: $18.50
50: $16.86



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 277 V 80 V 1 Pole Handle Series Trip (Current) C - 55 C to + 85 C Not Illuminated
Phoenix Contact 0902108
Enlarge
Phoenix Contact Circuit Breakers TMC 61C 20A Data Sheet 10
In Stock
More Info Available
1: $28.83
10: $26.32
25: $25.63
50: $24.78
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 20 A 240 V, 415 V 1 Pole Handle TMC 60 Not Illuminated
Phoenix Contact 0902069
Enlarge
Phoenix Contact Circuit Breakers TMC 61C 06A 6A CIRCUIT BREAKER Data Sheet 9
In Stock
1: $28.83
10: $26.32
25: $25.63
50: $24.78
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 6 A 1 Pole Toggle TMC 60 Not Illuminated
Compare up to 20 parts.
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