Contact Mouser (USA)  (800) 346-6873     |     Feedback        
View Cart     |     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 7,502 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 W58-XB1A4A-10
Enlarge
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET
Page 2,132

Data Sheet
324
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 10 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
184
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 W28-XQ1A-0.50
Enlarge
TE Connectivity / P&B Circuit Breakers 0.5A PUSH TO RESET
Page 2,131

Data Sheet
281
In Stock
1: $5.65
10: $5.26
25: $4.94
50: $4.47
100: $3.53



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 500 mA 250 V 32 V 1 Pole Pushbutton Series Trip W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XC4C12A-25
Enlarge
TE Connectivity / P&B Circuit Breakers 25A PUSH TO RESET ST
Page 2,132

Data Sheet
298
In Stock
1: $5.92
10: $5.79
25: $5.30
50: $4.79
100: $3.79



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 25 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
300
In Stock
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
TE Connectivity / P&B W91-X112-5
Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 5A BLACK
Data Sheet 82
In Stock
1: $21.26
5: $19.85
10: $19.25
25: $18.66
50: $16.83



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 5 A 277 V 1 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W91-X152-30
Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 30A BLK
Data Sheet 41
In Stock
1: $23.99
5: $22.59
10: $20.84
25: $17.34
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 30 A 65 V 1 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-40
Enlarge
TE Connectivity / P&B Circuit Breakers 40A PUSH/PULL ACT.
Page 2,131

Data Sheet
61
In Stock
1: $25.17
10: $24.52
25: $22.02
50: $19.93
100: $17.07



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 40 A 240 V 50 V 1 Pole Pushbutton Series Trip W23 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W33-T4B1Q-15
Enlarge
TE Connectivity / P&B Circuit Breakers 15A 2-P Illum Amber P1 & P2 Trip QC
Page 2,941

Data Sheet
41
In Stock
1: $28.94
10: $27.00
25: $25.31
50: $22.86
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 250 V 50 V 2 Poles Rocker Series Trip Overload Sensing W33 Illuminated
TE Connectivity / P&B W31-X2M1G-35
Enlarge
TE Connectivity / P&B Circuit Breakers 35A TOGGLE ACTUATOR
Page 2,131

Data Sheet
41
In Stock
1: $29.52
10: $27.54
25: $25.82
50: $23.36
100: $18.45



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 35 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W31-X2M1G-20
Enlarge
TE Connectivity / P&B Circuit Breakers 20A TOGGLE ACTUATOR
Page 2,131

Data Sheet
55
In Stock
1: $29.54
10: $27.56
25: $25.84
50: $23.37
100: $21.76



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W31-X2M1G-15
Enlarge
TE Connectivity / P&B Circuit Breakers 15A TOGGLE ACTUATOR
Page 2,131

Data Sheet
41
In Stock
1: $30.71
10: $28.65
25: $26.87
50: $24.30
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W31-X2M1G-10
Enlarge
TE Connectivity / P&B Circuit Breakers 10A TOGGLE ACTUATOR
Page 2,131

Data Sheet
49
In Stock
1: $32.73
10: $30.54
25: $28.63
50: $25.90



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B 3-1393248-3
Enlarge
TE Connectivity / P&B Circuit Breakers W33-T1N1Q-15=W33
Data Sheet 60
In Stock
1: $33.96
10: $27.17
50: $25.75
100: $24.48



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 15 A 250 V 50 V 2 Poles Rocker Series Trip Overload Sensing W33 Not Illuminated
TE Connectivity / P&B W23-X1A1G-3
Enlarge
TE Connectivity / P&B Circuit Breakers 3A PUSH/PULL ACT.
Page 2,131

Data Sheet
46
In Stock
1: $36.42
10: $33.99
25: $31.86
50: $28.83
100: $26.93



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 3 A 240 V 50 V 1 Pole Pushbutton Series Trip W23 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W92-X112-20
Enlarge
TE Connectivity / P&B Circuit Breakers 20A 2 POLE 2 TOGGLE
Page 2,132

Data Sheet
20
In Stock
1: $39.13
10: $38.58
25: $37.52
50: $36.52
100: $35.57



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 277 V 2 Poles Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W31-X2M1G-1
Enlarge
TE Connectivity / P&B Circuit Breakers 1A TOGGLE ACTUATOR
Page 2,131

Data Sheet
45
In Stock
1: $44.41
10: $41.69
25: $38.85
50: $35.15
100: $27.75



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 1 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity Circuit Breakers 16A Push to Reset 6.35 Strt Quick Conn
Data Sheet 200
In Stock
100: $3.10



Min.: 100
Mult.: 100
Thermal Circuit Breakers Supplementary Protector 16 A 250 V 50 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
Schneider Electric GV3ME80
Enlarge
GV3ME80

New At Mouser
New At Mouser


Schneider Electric Circuit Breakers MAN-START 600VAC 80AMP IEC
Data Sheet 2
In Stock
1: $597.47
5: $577.68
10: $557.89
25: View



Min.: 1
Mult.: 1


Thermal Magnetic Circuit Breakers Circuit Breakers 80 A 690 V 3 Poles Pushbutton Motor Protection - 20 C to + 60 C
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER THERMAL 2A BLK
Data Sheet 251
In Stock
1: $4.70
25: $4.21
50: $3.90
100: $3.27



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 2 A 250 V 32 V 1 Pole Pushbutton Series Trip W28 Not Illuminated
TE Connectivity / P&B W33-S1N1Q-10
Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SW 10A BLK
Data Sheet 52
In Stock
1: $18.22
25: $15.94
50: $14.41
100: $12.35



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 10 A 250 V 50 V 2 Poles Rocker Series Trip Overload Sensing W33 Not Illuminated
TE Connectivity / P&B W33-S4B1Q-5
Enlarge
TE Connectivity / P&B Circuit Breakers 2poles 5Amps Rocker Therm Circuit Brker
Data Sheet 81
In Stock
1: $22.52
5: $21.69
10: $20.60
25: $19.70
50: View



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 5 A 250 V 50 V 2 Poles Rocker Series Trip Overload Sensing W33 Illuminated
TE Connectivity / P&B W33-T2N1Q-5
Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER THERMAL
Data Sheet 42
In Stock
1: $27.00
5: $24.24
10: $22.37
25: $18.62
50: View



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 5 A 250 V 50 V 2 Poles Rocker Series Trip Overload Sensing W33 Not Illuminated
TE Connectivity / P&B W33-T4B1Q-10
Enlarge
TE Connectivity / P&B Circuit Breakers 10A 2-P Illum Amber P1 & P2 Trip QC
Page 2,941

Data Sheet
60
In Stock
1: $28.94
10: $27.00
25: $25.31
50: $22.91
100: View



Min.: 1
Mult.: 1
No

Thermal Circuit Breakers Supplementary Protector 10 A 250 V 50 V 2 Poles Rocker Series Trip Overload Sensing W33 Illuminated
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER THERMAL 10A AMB
Data Sheet 49
In Stock
1: $30.96
5: $27.82
10: $25.66
25: $21.35
50: View



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 10 A 250 V 50 V 2 Poles Rocker Series Trip Overload Sensing W33 Illuminated
Compare up to 20 parts.
7502