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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 7,497 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 4404.0001
 Enlarge
Schurter Circuit Breakers 4A 240V AC / 48V DC SNAP-IN MOUNT
Page 2,940

Data Sheet
278
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 V 1 Pole Pushbutton T9 - 5 C to + 50 C Not Illuminated
TE Connectivity / P&B W57-XB7A4A10-8
 Enlarge
TE Connectivity / P&B Circuit Breakers CKTBKR, THERM,PB
Data Sheet 166
In Stock
1: $1.76
25: $1.58
50: $1.45
100: $1.25



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 8 A 250 V 1 Pole Pushbutton Series Trip W57 0 C to + 60 C Not Illuminated
Schurter 4404.0006
 Enlarge
Schurter Circuit Breakers 16A 240V AC / 48V DC SNAP-IN MOUNT
Page 2,940

Data Sheet
114
In Stock
1: $1.87
10: $1.78
25: $1.66
50: $1.56
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 16 A 240 V 48 V 1 Pole Pushbutton T9 - 5 C to + 60 C Not Illuminated
Schurter TS-709-15K
 Enlarge
Schurter Circuit Breakers 15A Thermal Reset 1-pole thread w/ nut
Page 2,941

Data Sheet
198
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 V 1 Pole Pushbutton TS-709 - 10 C to + 60 C Not Illuminated
Schurter TS-709-12
 Enlarge
Schurter Circuit Breakers 12A Thermal Reset 1-pole threaded neck
Page 2,941

Data Sheet
384
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 12 A 125 V, 250 V 32 V 1 Pole Pushbutton TS-709 - 10 C to + 60 C Not Illuminated
Schurter 4404.0022
 Enlarge
Schurter Circuit Breakers 10A 0.25" QC Threaded neck
Page 2,940

Data Sheet
179
In Stock
1: $2.02
10: $1.84
25: $1.73
50: $1.64
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 10 A 240 V 48 V 1 Pole Pushbutton T9 - 5 C to + 60 C Not Illuminated
Carling Technologies C1005B-3B101BR3
 Enlarge
Carling Technologies Circuit Breakers 10 AMPS BLK BEZEL WHT RED
Data Sheet 107
In Stock
1: $2.03
25: $1.93
50: $1.77
100: $1.69
500: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal Switch Protector 10 A 125 V, 250 V 32 V 1 Pole Rocker C1005B 0 C to + 60 C Illuminated
Schurter TS-709-12K
 Enlarge
Schurter Circuit Breakers 12A Thermal Reset 1-pole thread w/ nut
Page 2,941

Data Sheet
151
In Stock
1: $2.21
10: $1.96
25: $1.77
50: $1.66
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 12 A 125 V, 250 V 32 V 1 Pole Pushbutton TS-709 - 10 C to + 60 C Not Illuminated
Carling Technologies CMB-073-11C3N-B-A
 Enlarge
Carling Technologies Circuit Breakers 7 AMP PLASTIC BLK
Page 2,130

Data Sheet
97
In Stock
1: $2.23
10: $1.84
25: $1.73
50: $1.67



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 7 A 125 V to 250 V 32 V 1 Pole Pushbutton C - 10 C to + 60 C Not Illuminated
Schurter Circuit Breakers CBE TZZ01
Data Sheet 300
In Stock
1: $2.40



Min.: 1
Mult.: 1
T11
Carling Technologies CTB-B-B-04 Carling Technologies Circuit Breakers 4 AMP 50VDC PNL MNT
Data Sheet 100
In Stock
1: $2.41
10: $1.98
25: $1.87
50: $1.81
100: $1.59



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 4 A 250 V 32 V 1 Pole Rocker CTB - 10 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-9
 Enlarge
TE Connectivity / P&B Circuit Breakers 1POLE 9Amps Therm Circuit Brker
Data Sheet 136
In Stock
1: $2.52
25: $2.26
50: $2.09
100: $1.84



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 9 A 250 V 32 V 1 Pole Pushbutton Series Trip W28 Not Illuminated
Carling Technologies CLB-103-11B3A-B-A
 Enlarge
Carling Technologies Circuit Breakers 10 AMP METAL BLK
Page 2,130

Data Sheet
95
In Stock
More Info Available
1: $2.54
10: $2.10
25: $2.00
50: $1.92
100: $1.77



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 10 A 125 V to 250 V 32 V 1 Pole Pushbutton CLB - 10 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XT1A-12
 Enlarge
TE Connectivity / P&B Circuit Breakers 1POLE 12Amps Therm Circuit Brker
Data Sheet 95
In Stock
1: $2.57
25: $2.30
50: $2.13
100: $2.06



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 12 A 250 V 32 V 1 Pole Pushbutton Series Trip W28 Not Illuminated
Carling Technologies CMB-103-11C3N-B-A
 Enlarge
Carling Technologies Circuit Breakers 10 AMP PLASTIC BLK
Page 2,130

Data Sheet
107
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 V 1 Pole Pushbutton C - 10 C to + 60 C Not Illuminated
Carling Technologies CMB-133-11C3N-B-A
 Enlarge
Carling Technologies Circuit Breakers 13 AMP PLASTIC BLK
Data Sheet 100
In Stock
1: $2.57
10: $2.12
25: $1.98
50: $1.92
100: $1.77



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 13 A 125 V to 250 V 32 V 1 Pole Pushbutton C - 10 C to + 60 C Not Illuminated
TE Connectivity W57-XJ2A7B10-5M
 Enlarge
TE Connectivity Circuit Breakers W57-XJ2A7B10-5M
Data Sheet 248
In Stock
1: $2.61
10: $2.50
25: $2.33
50: $2.21
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 5 A 250 V 1 Pole Pushbutton Series Trip W57 0 C to + 60 C Not Illuminated
Carling Technologies CMB-153-27G3N-B-A
 Enlarge
Carling Technologies Circuit Breakers THERMAL CIRC BREAKER 15AMP 1POL.250 QCTAB
Data Sheet 90
In Stock
1: $2.68
10: $2.54
20: $2.41
50: $2.19
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 15 A 125 V to 250 V 32 V 1 Pole Pushbutton C - 10 C to + 60 C Not Illuminated
Carling Technologies CTB-B-B-09 Carling Technologies Circuit Breakers 9 AMP 50VDC PNL MNT
Data Sheet 187
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 V 1 Pole Rocker CTB - 10 C to + 60 C Not Illuminated
Carling Technologies CMB-203-11C3N-B-A
 Enlarge
Carling Technologies Circuit Breakers 20 AMP PLASTIC BLK
Page 2,130

Data Sheet
125
In Stock
1: $2.77
10: $2.56
25: $2.40
50: $2.19
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 20 A 125 V to 250 V 32 V 1 Pole Pushbutton C - 10 C to + 60 C Not Illuminated
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET
Data Sheet 216
In Stock
1: $2.78
10: $2.58
25: $2.43
50: $2.20
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 250 V 1 Pole Pushbutton Series Trip W57 0 C to + 60 C Not Illuminated
Schurter TS-701-HT-10
 Enlarge
Schurter Circuit Breakers 10A Thermal Reset 1-pole threaded neck
Page 2,941

Data Sheet
98
In Stock
1: $2.80
10: $2.48
25: $2.23
50: $2.11
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 10 A 125 V, 250 V 50 V 1 Pole Pushbutton TS-LINE - 10 C to + 60 C Not Illuminated
Carling Technologies CMB-163-11C3N-B-A
 Enlarge
Carling Technologies Circuit Breakers 16 AMP PLASTIC BLK
Data Sheet 102
In Stock
1: $2.86
10: $2.41
25: $1.98
50: $1.81
100: $1.59



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 16 A 125 V to 250 V 32 V 1 Pole Pushbutton C - 10 C to + 60 C Not Illuminated
Carling Technologies C1005B-3B151BR3
 Enlarge
Carling Technologies Circuit Breakers 15 AMPS BLK BEZEL WHT RED
Data Sheet 396
In Stock
1: $2.86
25: $2.71
50: $2.49
100: $2.38
500: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal Switch Protector 15 A 125 V, 250 V 32 V 1 Pole Rocker C1005B 0 C to + 60 C Illuminated
TE Connectivity / P&B W28-XT1A-3
 Enlarge
TE Connectivity / P&B Circuit Breakers W28-XT1A-3
Data Sheet 236
In Stock
1: $2.87
25: $2.51
50: $2.38
100: $1.84



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 3 A 250 V 32 V 1 Pole Pushbutton Series Trip W28 Not Illuminated
Compare up to 20 parts.
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