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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 7,500 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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TE Connectivity / P&B W58-XB1A4A-10
Enlarge
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET
Page 2,132

Data Sheet
98
In Stock
More Info Available
1: $5.19
10: $4.84
25: $4.54
50: $4.11
100: $3.24



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 250 V 50 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XB1A4A-12
Enlarge
TE Connectivity / P&B Circuit Breakers 12A PUSH TO RESET QC
Page 2,132

Data Sheet
188
In Stock
1: $5.19
10: $4.84
25: $4.54
50: $4.11
100: $3.24



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 12 A 250 V 50 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B 1423695-4
Enlarge
TE Connectivity / P&B Circuit Breakers W58-XC1A4A-16=CKTBKR THERM PB
Data Sheet 88
In Stock
1: $5.22
10: $4.56
50: $4.13
100: $3.26



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 16 A 250 V 50 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XB1A4A-7
Enlarge
TE Connectivity / P&B Circuit Breakers 7A PUSH TO RESET QC
Page 2,132

Data Sheet
165
In Stock
1: $5.30
10: $4.94
25: $4.64
50: $4.19
100: $3.30



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 7 A 250 V 50 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XC4C12A-30
Enlarge
TE Connectivity / P&B Circuit Breakers 30A PUSH TO RESET ST
Page 2,132

Data Sheet
148
In Stock
1: $5.63
10: $5.25
25: $4.93
50: $4.45
100: $3.55



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 30 A 250 V 50 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XC4C12A-7
Enlarge
TE Connectivity / P&B Circuit Breakers 7A PUSH TO RESET ST
Page 2,132

Data Sheet
160
In Stock
1: $5.81
10: $5.55
25: $5.17
50: $4.68
100: $3.69



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 7 A 250 V 50 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XC4C12A-5
Enlarge
TE Connectivity / P&B Circuit Breakers 5A PUSH TO RESET ST
Page 2,132

Data Sheet
73
In Stock
More Info Available
1: $6.06
10: $5.79
25: $5.30
50: $4.79
100: $3.79



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 5 A 250 V 50 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
Carling Technologies CMB-053-11C3N-B-A
Enlarge
Carling Technologies Circuit Breakers 5 AMP PLASTIC BLK
Page 2,130

Data Sheet
232
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 V 1 Pole Pushbutton CMB - 10 C to + 60 C Not Illuminated
Carling Technologies CLB-053-11A3N-B-A
Enlarge
Carling Technologies Circuit Breakers 5 AMP METAL BLACK
Data Sheet 93
In Stock
1: $6.97
50: $6.30
100: $5.64
500: $5.04
1,250: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 5 A 125 V to 250 V 32 V 1 Pole Pushbutton CLB - 10 C to + 60 C Not Illuminated
Schurter 4400.0063
Enlarge
Schurter Circuit Breakers .250 QC SP THERML 1A
Page 2,940

Data Sheet
104
In Stock
1: $7.06
10: $6.28
25: $5.65
50: $5.33
100: $4.67



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 1 A 240 V 48 V 1 Pole Pushbutton ON/OFF T11 - 5 C to + 60 C Not Illuminated
Schurter 4400.0003
Enlarge
Schurter Circuit Breakers .250 QC SP THERM 10A
Page 2,940

Data Sheet
51
In Stock
1: $7.06
10: $6.28
25: $5.65
50: $5.33
100: $4.67



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 10 A 240 V 48 V 1 Pole Pushbutton ON/OFF T11 - 5 C to + 60 C Not Illuminated
Schurter 4400.0010
Enlarge
Schurter Circuit Breakers .250 QC SP THERML 3A
Page 2,940

Data Sheet
7
In Stock
1: $7.06
10: $6.28
25: $5.65
50: $5.33
100: $4.67



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 3 A 240 V 48 V 1 Pole Pushbutton ON/OFF T11 - 5 C to + 60 C Not Illuminated
Schurter 4400.0345
Enlarge
Schurter Circuit Breakers .250 QC SP THERML 3A
Page 2,940

Data Sheet
105
In Stock
1: $7.06
10: $6.28
25: $5.65
50: $5.33
100: $4.67



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 3 A 240 V 48 V 1 Pole Pushbutton ON/OFF T11 - 5 C to + 60 C Not Illuminated
Schurter 4400.0193
Enlarge
Schurter Circuit Breakers .250 QC SP THERML 2A
Page 2,940

Data Sheet
98
In Stock
1: $7.06
10: $6.28
25: $5.65
50: $5.33
100: $4.67



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 2 A 240 V 48 V 1 Pole Pushbutton ON/OFF T11 - 5 C to + 60 C Not Illuminated
Schurter 4400.0341
Enlarge
Schurter Circuit Breakers .250 QC SP THERM 10A
Page 2,940

Data Sheet
57
In Stock
1: $7.06
10: $6.28
25: $5.65
50: $5.33
100: $4.67



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 10 A 240 V 48 V 1 Pole Pushbutton ON/OFF T11 - 5 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 2,132

Data Sheet
141
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 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XC4C12A-3
Enlarge
TE Connectivity / P&B Circuit Breakers 3A PUSH TO RESET ST
Page 2,132

Data Sheet
31
In Stock
More Info Available
1: $7.28
10: $6.84
25: $6.37
50: $5.76
100: $4.54



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 3 A 250 V 50 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XC4C12A-1
Enlarge
TE Connectivity / P&B Circuit Breakers 1A PUSH TO RESET ST
Page 2,132

Data Sheet
71
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 1 A 250 V 50 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XB1A4A-4
Enlarge
TE Connectivity / P&B Circuit Breakers 4A PUSH TO RESET QC
Page 2,132

Data Sheet
84
In Stock
1: $7.28
10: $6.84
25: $6.37
50: $5.76
100: $4.55



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 4 A 250 V 50 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
Schurter Circuit Breakers CBE T11-611-16
Data Sheet 87
In Stock
1: $7.40



Min.: 1
Mult.: 1
T11
Schurter Circuit Breakers CBE T11-311-0.5
Data Sheet 59
In Stock
1: $7.40



Min.: 1
Mult.: 1
Circuit Breakers 500 mA 1 Pole T11
Schurter Circuit Breakers CBE T11-211-3.5
Data Sheet 90
In Stock
1: $7.40



Min.: 1
Mult.: 1


T11
Schurter Circuit Breakers CBE T11-211-0.5
Data Sheet 69
In Stock
1: $7.40



Min.: 1
Mult.: 1


T11
Schurter 4400.0056
Enlarge
Schurter Circuit Breakers .250 QC SP THER 1.5A
Page 2,940

Data Sheet
63
In Stock
1: $7.41
10: $6.59
25: $5.93
50: $5.59
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 1.5 A 240 V 48 V 1 Pole Pushbutton ON/OFF T11 - 5 C to + 60 C Not Illuminated
Schurter 4400.0194
Enlarge
Schurter Circuit Breakers .250 QC SP THERML 5A
Page 2,940

Data Sheet
28
In Stock
1: $7.41
10: $6.59
25: $5.93
50: $5.59
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 5 A 240 V 48 V 1 Pole Pushbutton ON/OFF T11 - 5 C to + 60 C Not Illuminated
Compare up to 20 parts.
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