|    Change Country Change Location USD
 
United States United States

Please confirm your currency selection:

US Dollars

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 7,566 Matches  

Manufacturer
 
Reset
 
Product
Reset
 
Product Type
Reset
 
Current Rating
Reset
 
Voltage Rating AC
Reset
 
Voltage Rating DC
Reset
 
Number of Poles
Reset
 
Actuator Type
Reset
 
Circuit Function
Reset
 
Series
Reset
 
Operating Temperature Range
Reset
 
Illuminated
Reset
 

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
Sort by Mouser Part # AscendingSort by Mouser Part # DescendingSort by Mfr. Part # AscendingSort by Mfr. Part # DescendingSort by Mfr. AscendingSort by Mfr. DescendingSort by Availability AscendingSort by Pricing AscendingSort by Pricing DescendingSort by Product AscendingSort by Product DescendingSort by Product Type AscendingSort by Product Type DescendingSort by Current Rating AscendingSort by Current Rating DescendingSort by Voltage Rating AC AscendingSort by Voltage Rating AC DescendingSort by Voltage Rating DC AscendingSort by Voltage Rating DC DescendingSort by Number of Poles AscendingSort by Number of Poles DescendingSort by Actuator Type AscendingSort by Actuator Type DescendingSort by Circuit Function AscendingSort by Circuit Function DescendingSort by Series AscendingSort by Series DescendingSort by Operating Temperature Range AscendingSort by Operating Temperature Range DescendingSort by Illuminated AscendingSort by Illuminated Descending
TE Connectivity / P&B W28-XT1A-3
 Enlarge
TE Connectivity / P&B Circuit Breakers W28-XT1A-3
Data Sheet 324
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
TE Connectivity / P&B W54-XB1A4A10-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET
Page 2,040

Data Sheet
150
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-XB1A4A10-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 20A PUSH TO RESET
Page 2,040

Data Sheet
272
In Stock
More Info Available
1: $2.99
10: $2.78
25: $2.60
50: $2.36
100: $1.83



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 A 250 V 1 Pole Pushbutton Series trip W54 0 C to + 60 C Not Illuminated
TE Connectivity / P&B W54-XB1A4A10-25
 Enlarge
TE Connectivity / P&B Circuit Breakers 25A PUSH TO RESET
Page 2,040

Data Sheet
314
In Stock
1: $3.10
10: $3.00
25: $2.81
50: $2.58
100: View



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 3-1423675-9
 Enlarge
TE Connectivity / P&B Circuit Breakers W57-XB1A4A10-15 CKTBKR THERM P
Data Sheet 117
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
TE Connectivity / P&B W28-XT1A-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 1POLE,20Amps Therm Circuit Brker
Data Sheet 78
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 V 1 Pole Pushbutton Series trip W28 Not Illuminated
TE Connectivity / P&B W54-XB1A4A10-15
 Enlarge
TE Connectivity / P&B Circuit Breakers 15A PUSH TO RESET
Page 2,040

Data Sheet
239
In Stock
1: $3.26
10: $2.99
25: $2.85
50: $2.58
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 250 V 1 Pole Pushbutton Series trip W54 0 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XT1A-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A PUSH TO REST
Data Sheet 114
In Stock
1: $3.28
25: $2.87
50: $2.59
100: $2.05
200: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 250 V 32 V 1 Pole Pushbutton Series trip W28 Not Illuminated
TE Connectivity / P&B W28-XT1A-8
 Enlarge
TE Connectivity / P&B Circuit Breakers 1Poles 8Amps Therm Circuit Brker
Data Sheet 98
In Stock
1: $3.28
25: $2.86
50: $2.58
100: $2.05
200: $1.84



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 8 A 250 V 32 V 1 Pole Pushbutton Series trip W28 Not Illuminated
TE Connectivity / P&B Circuit Breakers 15A RCKR ACT NON-ILL
Page 2,041

Data Sheet
301
In Stock
1: $3.37
10: $3.14
25: $2.94
50: $2.67
100: $2.07



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 125 V 50 V 1 Pole Rocker Trip Free - Switchable W51 0 C to + 60 C Not Illuminated
TE Connectivity / P&B Circuit Breakers W28-XQ1A-3.75=CKTBKR THERM ROCK
Data Sheet 100
In Stock
1: $3.41
10: $2.73
50: $2.59
100: $2.45
250: $2.15



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 3.75 A 250 V 32 V 1 Pole Pushbutton Series trip W28 Not Illuminated
TE Connectivity / P&B W51-A152A1-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A RCKR ACT NON-ILL
Page 2,041

Data Sheet
252
In Stock
1: $3.46
10: $3.22
25: $3.02
50: $2.73
100: $2.12



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 125 V 50 V 1 Pole Rocker Trip Free - Switchable W51 0 C to + 60 C Not Illuminated
TE Connectivity W57-XJ2A22B10-3M
 Enlarge
TE Connectivity Circuit Breakers W57-XJ2A22B10-3M
Data Sheet 503
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 Series trip W57 0 C to + 60 C Not Illuminated
TE Connectivity / P&B 7-1423364-3
 Enlarge
TE Connectivity / P&B Circuit Breakers W57-XF6A4A10-10 CKTBKR THERM P
Data Sheet 197
In Stock
1: $3.67
10: $2.93
50: $2.78
100: $2.37
250: $2.07



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
TE Connectivity / P&B 1-1423673-6
 Enlarge
TE Connectivity / P&B Circuit Breakers W51-A151A1-7=CKTBKRK THERM ROCK
Data Sheet 201
In Stock
1: $3.72
10: $2.97
50: $2.81
100: $2.67
250: $2.33



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 7 A 125 V 50 V 1 Pole Rocker Trip Free - Switchable W51 0 C to + 60 C Not Illuminated
TE Connectivity / P&B Circuit Breakers W57-XA8A4A10-5 CKTBKR THERM PB
Data Sheet 189
In Stock
1: $3.73
10: $2.98
50: $2.83
100: $2.69
250: $2.35



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 W54-XG7A12B10-30
 Enlarge
TE Connectivity / P&B Circuit Breakers THERMAL CIRCUIT BREAKER
Data Sheet 112
In Stock
1: $3.73
5: $3.70
10: $3.67
25: $3.44
50: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 30 A 250 V 1 Pole Pushbutton Series trip W54 0 C to + 60 C Not Illuminated
TE Connectivity / P&B W51-A122B1-15
 Enlarge
TE Connectivity / P&B Circuit Breakers 15A RCKR ACT RED ILL
Page 2,041

Data Sheet
1,067
In Stock
More Info Available
1: $3.76
10: $3.50
25: $3.27
50: $2.96
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 250 V 50 V 1 Pole Rocker Trip Free - Switchable W51 0 C to + 60 C Illuminated
TE Connectivity / P&B W51-A122B1-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 20A RCKR ACT RED ILL
Page 2,041

Data Sheet
173
In Stock
1: $3.77
10: $3.51
25: $3.28
50: $2.97
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 A 250 V 50 V 1 Pole Rocker Trip Free - Switchable W51 0 C to + 60 C Illuminated
TE Connectivity / P&B 1-1423673-7
 Enlarge
TE Connectivity / P&B Circuit Breakers W51-A151A1-10=CKTBKR THERM ROCK
Data Sheet 167
In Stock
1: $3.79
10: $3.02
50: $2.87
100: $2.41
250: $2.38



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 10 A 125 V 50 V 1 Pole Rocker Trip Free - Switchable W51 0 C to + 60 C Not Illuminated
TE Connectivity / P&B 1-1423673-8
 Enlarge
TE Connectivity / P&B Circuit Breakers W51-A151A1-15=CKTBKR THERM ROCK
Data Sheet 177
In Stock
1: $3.79
10: $3.02
50: $2.87
100: $2.72
250: View



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 15 A 125 V 50 V 1 Pole Rocker Trip Free - Switchable W51 0 C to + 60 C Not Illuminated
TE Connectivity / P&B 5-1423675-8
 Enlarge
TE Connectivity / P&B Circuit Breakers W57-XA7A15A10-20 CKTBKR THERM
Data Sheet 147
In Stock
1: $3.93
10: $3.14
50: $2.97
100: $2.83
250: $2.47



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
TE Connectivity / P&B 1423673-4
 Enlarge
TE Connectivity / P&B Circuit Breakers W51-A121B1-8=CKTBKRK THERM ROCK
Data Sheet 182
In Stock
1: $4.00
10: $3.19
50: $3.02
100: $2.87
250: $2.53



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 8 A 125 V 50 V 1 Pole Rocker Trip Free - Switchable W51 0 C to + 60 C Illuminated
TE Connectivity / P&B W54-XB1A4A10-35
 Enlarge
TE Connectivity / P&B Circuit Breakers 35 Amps 1Pole Therm Circuit Brker
Data Sheet 192
In Stock
1: $4.55
25: $3.98
50: $3.59
100: $2.84
200: $2.55



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 35 A 250 V 1 Pole Pushbutton Series trip W54 0 C to + 60 C Not Illuminated
TE Connectivity Circuit Breakers W54-XA1C99C10-40 CKTBKR THERM
Data Sheet 60
In Stock
1: $4.79
10: $3.83
50: $3.63
100: $3.45



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 40 A 250 V 1 Pole Pushbutton Series trip W54 0 C to + 60 C Not Illuminated
Compare up to 20 parts.
7566
Images are for reference only
See Product Specifications