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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 4404.0035
 Enlarge
Schurter Circuit Breakers 5A 0.25" QC Snap-in rear
Page 2,940

Data Sheet
100
In Stock
1: $2.07
10: $1.97
25: $1.83
50: $1.72
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 5 A 240 V 48 V 1 Pole Pushbutton T9 - 5 C to + 60 C Not 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
Schurter Circuit Breakers CBE TZZ01
Data Sheet 224
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 104
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
85
In Stock
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
Carling Technologies CMB-153-11C3N-B-A
 Enlarge
Carling Technologies Circuit Breakers 15 AMP PLASTIC BLK
Page 2,130

Data Sheet
414
In Stock
More Info Available
1: $2.55
10: $2.35
25: $2.20
50: $2.01
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
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
175
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
TE Connectivity W57-XJ2A7B10-5M
 Enlarge
TE Connectivity Circuit Breakers W57-XJ2A7B10-5M
Data Sheet 254
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
TE Connectivity / P&B W57-XB1A7A10-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 20A PUSH TO RESET
Page 2,131

Data Sheet
85
In Stock
1: $2.65
10: $2.48
25: $2.33
50: $2.11
100: $1.64



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 A 250 V 1 Pole Pushbutton Series Trip W57 0 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
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET
Data Sheet 226
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 C1005B-3B151BR3
 Enlarge
Carling Technologies Circuit Breakers 15 AMPS BLK BEZEL WHT RED
Data Sheet 422
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 246
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
Carling Technologies CLB-073-11B3A-B-A
 Enlarge
Carling Technologies Circuit Breakers 7 AMP METAL BLK
Page 2,130

Data Sheet
230
In Stock
1: $2.92
10: $2.41
25: $2.26
50: $2.19



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 7 A 125 V to 250 V 32 V 1 Pole Pushbutton CLB - 10 C to + 60 C Not Illuminated
TE Connectivity / P&B W54-XB1A4A10-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET
Page 2,131

Data Sheet
197
In Stock
1: $2.95
10: $2.74
25: $2.57
50: $2.33
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 250 V 1 Pole Pushbutton Series Trip W54 0 C to + 60 C Not Illuminated
TE Connectivity / P&B W54-XB2A99C10-25
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER THERMAL 25 AMP
Data Sheet 71
In Stock
1: $2.97
25: $2.67
50: $2.46
100: $2.24



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 25 A 250 V 1 Pole Pushbutton Series Trip W54 0 C to + 60 C Not Illuminated
TE Connectivity / P&B W54-XB1A4A10-5
 Enlarge
TE Connectivity / P&B Circuit Breakers 5A PUSH TO RESET
Page 2,131

Data Sheet
183
In Stock
1: $2.99
10: $2.78
25: $2.60
50: $2.36
100: $1.83



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 5 A 250 V 1 Pole Pushbutton Series Trip W54 0 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-16
 Enlarge
TE Connectivity / P&B Circuit Breakers W28-XQ1A-16
Data Sheet 500
In Stock
1: $3.00
25: $2.72
50: $2.46
100: $2.24
200: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 16 A 250 V 32 V 1 Pole Pushbutton Series Trip W28 Not Illuminated
Schurter TS-701-HT-10-K
 Enlarge
Schurter Circuit Breakers 10A Thermal Reset 1-pole thread w/ nut
Page 2,941

Data Sheet
73
In Stock
1: $3.06
10: $2.71
25: $2.44
50: $2.30
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
Schurter TS-709-5H
 Enlarge
Schurter Circuit Breakers 5A Thermal Reset 1-pole thread w/ nut
Page 2,941

Data Sheet
264
In Stock
1: $3.06
10: $2.73
25: $2.45
50: $2.32
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 5 A 125 V, 250 V 32 V 1 Pole Pushbutton TS-709 - 10 C to + 60 C Not Illuminated
TE Connectivity / P&B 3-1423675-9
 Enlarge
TE Connectivity / P&B Circuit Breakers W57-XB1A4A10-15 CKTBKR THERM P
Data Sheet 142
In Stock
1: $3.10
10: $2.48
50: $2.34
100: $1.98
250: $1.94



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 250 V 1 Pole Pushbutton Series Trip W57 0 C to + 60 C Not Illuminated
Schurter 4404.0100
 Enlarge
Schurter Circuit Breakers
Page 2,134

Data Sheet
Lead-Time 2 Weeks
1: $3.20
50: $2.94
100: $2.71
500: $2.15
1,000: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 7 A 240 V 48 V 1 Pole Pushbutton Trip Free - 5 C to + 60 C Not Illuminated
Compare up to 20 parts.
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