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All Products > Electromechanical > Circuit Breakers

Circuit Breakers

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 7,746 Matches  

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Compare up to 20 parts.
Select ImageMouser Part # Mfr. Part # Mfr. Description Documents Availability Pricing
(USD)
Quantity RoHS Product Type Current Rating Voltage Rating AC Voltage Rating DC Number of Poles Actuator Type Series Operating Temperature Range Illuminated
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Carling Technologies CLB-353-11B3A-B-A
 Enlarge
Carling Technologies Circuit Breakers 35 AMP METAL BLK
Page 2,039

Datasheet
110
In Stock
1: $3.96
10: $3.27
25: $3.20
50: $2.97
100: $2.60



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 35 A 125 V to 250 V 32 VDC 1 Pole Pushbutton CLB - 10 C to + 60 C Not Illuminated
Carling Technologies CMB-053-11C3N-B-A
 Enlarge
Carling Technologies Circuit Breakers 5 AMP PLASTIC BLK
Page 2,039

Datasheet
230
In Stock
1: $6.65
10: $5.64
25: $4.85
50: $4.35
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 5 A 125 V to 250 V 32 VDC 1 Pole Pushbutton CMB - 10 C to + 60 C Not Illuminated
Carling Technologies AA1-B0-34-650-5D1-C
 Enlarge
Carling Technologies Circuit Breakers MAGNETIC HYDRAULIC CIRCUIT BREAKER
Page 2,038

Datasheet
20
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 VDC 1 Pole Handle A Series - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W28-XT1A-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 1POLE,20Amps Therm Circuit Brker
Datasheet 143
In Stock
1: $3.23
25: $2.82
50: $2.55
100: $2.02
200: $1.81



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 A 250 V 32 VDC 1 Pole Pushbutton W28 Not Illuminated
TE Connectivity / P&B W58-XB1A4A-4
 Enlarge
TE Connectivity / P&B Circuit Breakers 4A PUSH TO RESET QC
Page 2,041

Datasheet
81
In Stock
1: $7.14
10: $6.49
25: $6.05
50: $5.59
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 4 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
Carling Technologies CMB-103-11C3N-B-A
 Enlarge
Carling Technologies Circuit Breakers 10 AMP PLASTIC BLK
Page 2,039

Datasheet
109
In Stock
1: $2.57
10: $2.12
25: $2.00
50: $1.93
100: $1.69



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 10 A 125 V to 250 V 32 VDC 1 Pole Pushbutton CMB - 10 C to + 60 C Not Illuminated
Carling Technologies BA2-B0-34-620-121-D
 Enlarge
Carling Technologies Circuit Breakers 20 A TWO POLE
Page 2,038

Datasheet
5
In Stock
1: $39.82
10: $37.56
25: $35.55
50: $33.20
100: $31.45



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 20 A 277 V 80 VDC 2 Pole Handle B Series - 40 C to + 85 C Not Illuminated
Phoenix Contact 0700005
 Enlarge
Phoenix Contact Circuit Breakers TCP 5/DC32V
57
In Stock
1: $14.46
10: $14.07
25: $13.71
50: $13.15
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device 5 A 32 VDC 1 Pole Pushbutton TCP - 30 C to + 60 C Not Illuminated
Carling Technologies CTB-B-B-09 Carling Technologies Circuit Breakers 9 AMP 50VDC PNL MNT
Datasheet 146
In Stock
1: $2.69
10: $2.00
25: $1.91
50: $1.66
100: $1.46



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 9 A 250 V 32 VDC 1 Pole Rocker CTB - 10 C to + 60 C Not Illuminated
TE Connectivity / P&B W51-A121B1-5
 Enlarge
TE Connectivity / P&B Circuit Breakers 5A ROCKR ACT RED ILL
Page 2,041

Datasheet
201
In Stock
1: $3.54
10: $3.31
25: $3.09
50: $2.80
100: $2.21



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 5 A 125 V 50 VDC 1 Pole Rocker W51 0 C to + 60 C Illuminated
TE Connectivity / P&B W33-T2N1Q-10
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER THERMAL
Datasheet 16
In Stock
More Info Available
1: $27.67
5: $24.85
10: $22.93
25: $19.08
50: View



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 10 A 250 V 50 VDC 2 Pole Rocker W33 Not Illuminated
Schurter TS-709-15
 Enlarge
Schurter Circuit Breakers 15A Thermal Reset 1-pole threaded neck
Page 2,803

Datasheet
143
In Stock
1: $1.97
10: $1.75
25: $1.58
50: $1.48
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 15 A 125 V, 250 V 32 VDC 1 Pole Pushbutton TS-709 - 10 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XC4C12A-2
 Enlarge
TE Connectivity / P&B Circuit Breakers 2A PUSH TO RESET ST
Page 2,041

Datasheet
93
In Stock
1: $7.28
10: $6.84
25: $6.37
50: $5.76
100: $4.54



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 2 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
Schurter 4430.2196
 Enlarge
Schurter Circuit Breakers TA45 BLK ROCKER 20A
Page 2,043

Datasheet
14
In Stock
More Info Available
1: $20.54
10: $18.25
25: $16.42
50: $15.51
100: $14.63



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 20 A 240 V 60 VDC 2 Pole Rocker TA45 - 10 C to + 55 C
Carling Technologies N11-B1-44-620-122-D3
 Enlarge
Carling Technologies Circuit Breakers 20A 240VAC 1pole Rocker Act UL489
Datasheet 10
In Stock
1: $49.14
2: $47.97
5: $46.80
10: $43.29
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 20 A 240 VAC - 1 Pole Rocker N series Circuit Breaker - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W67-X2Q12-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 1pole 20Amp Toggle Mag circuit breaker
Datasheet 29
In Stock
1: $20.83
5: $20.08
10: $18.07
25: $17.65
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 277 V 1 Pole Toggle W6 - 40 C to + 85 C Not Illuminated
Schurter 4404.0001
 Enlarge
Schurter Circuit Breakers 4A 240V AC / 48V DC SNAP-IN MOUNT
Page 2,803

Datasheet
153
In Stock
1: $1.75
10: $1.66
25: $1.55
50: $1.45
100: $1.27



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 4 A 240 V 48 VDC 1 Pole Pushbutton T9 - 5 C to + 50 C Not Illuminated
Schurter 4404.0007
 Enlarge
Schurter Circuit Breakers 5A 240V AC / 48V DC SNAP-IN MOUNT
Page 2,803

Datasheet
235
In Stock
1: $1.75
10: $1.66
25: $1.55
50: $1.45
100: $1.27



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 5 A 240 V 48 VDC 1 Pole Pushbutton T9 - 5 C to + 60 C Not Illuminated
TE Connectivity W57-XJ2A22B10-3M
 Enlarge
TE Connectivity Circuit Breakers W57-XJ2A22B10-3M
Datasheet 344
In Stock
1: $3.58
100: $3.00
500: $2.49
1,000: $2.21
2,000: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 3 A 250 V 1 Pole Pushbutton W57 0 C to + 60 C Not Illuminated
Phoenix Contact 0916606
 Enlarge
Phoenix Contact Circuit Breakers UT 6-TMC M 4A
Page 2,042 39
In Stock
1: $16.74
10: $15.70
25: $14.97
50: $14.44
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 4 A 240 V 28 VDC 1 Pole Pushbutton UT 6- TMC M - 30 C to + 60 C Not Illuminated
Carling Technologies CLB-203-11B3A-B-A
 Enlarge
Carling Technologies Circuit Breakers 20 AMP METAL BLK
Page 2,039

Datasheet
163
In Stock
1: $3.12
10: $2.58
25: $2.45
50: $2.34
100: $2.05



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 20 A 125 V to 250 V 32 VDC 1 Pole Pushbutton CLB - 10 C to + 60 C Not Illuminated
TE Connectivity / P&B W91-X152-10
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 10A BLK
Datasheet 23
In Stock
1: $24.08
5: $22.68
10: $21.95
25: $21.07
50: $19.06



Min.: 1
Mult.: 1


Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 65 VDC 1 Pole Toggle W9 - 40 C to + 85 C Not Illuminated
Phoenix Contact 5531082 Phoenix Contact Circuit Breakers THERMO CB 5.0A
Page 2,042

Datasheet
15
In Stock
1: $48.78
10: $44.52
25: $43.35
50: $41.92
100: View



Min.: 1
Mult.: 1
Thermal Magnetic Circuit Breakers Circuit Breakers 5 A 1 Pole Pushbutton TMC - 10 C to + 60 C Not Illuminated
Carling Technologies MS1-B-10-450-2-1CB-A-A
 Enlarge
Carling Technologies Circuit Breakers Sld Toggle Cir Brkr
Datasheet 10
In Stock
1: $59.49
10: $54.08
25: $49.58
50: $45.75



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 5 A 50 VDC 1 Pole Toggle MS Series - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W69-X2Q12-5
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 5A BLACK
Datasheet 7
In Stock
1: $72.00
5: $64.68
10: $59.68
25: $49.69
50: View



Min.: 1
Mult.: 1


Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 5 A 277 V 3 Pole Toggle W6 - 40 C to + 85 C Not Illuminated
Compare up to 20 parts.
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