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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 7,646 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 Series Operating Temperature Range Illuminated
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TE Connectivity / P&B W58-XC4C12A-5
 Enlarge
TE Connectivity / P&B Circuit Breakers 5A PUSH TO RESET ST
Page 2,041

Data Sheet
151
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 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 2,041

Data Sheet
137
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 W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W93-X112-20
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 20A BLK
Data Sheet 9
In Stock
1: $93.06
5: $88.87
10: $87.94
25: $81.16
50: View



Min.: 1
Mult.: 1


Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 277 V 3 Pole Toggle W9 - 40 C to + 85 C Not Illuminated
Carling Technologies BA1-B0-34-610-121-D
 Enlarge
Carling Technologies Circuit Breakers 10 A ONE POLE
Page 2,038

Data Sheet
36
In Stock
1: $22.00
10: $15.58
25: $14.39
50: $12.83
100: $11.89



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 10 A 277 V 80 V 1 Pole Handle B Series - 40 C to + 85 C Not Illuminated
Carling Technologies AA1-B0-34-650-5D1-C
 Enlarge
Carling Technologies Circuit Breakers MAGNETIC HYDRAULIC CIRCUIT BREAKER
Page 2,038

Data Sheet
20
In Stock
1: $22.82
10: $21.62
25: $20.54
50: $18.66
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 50 A 277 V 80 V 1 Pole Handle A Series - 40 C to + 85 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
155
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 W54 0 C to + 60 C Not Illuminated
Phoenix Contact 0700015
 Enlarge
Phoenix Contact Circuit Breakers TCP 15/DC32V
Data Sheet 38
In Stock
More Info Available
1: $14.06
10: $13.68
25: $13.33
50: $12.79
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device 15 A 32 V 1 Pole Pushbutton TCP - 30 C to + 60 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-1
 Enlarge
TE Connectivity / P&B Circuit Breakers 1A PUSH/PULL ACT.
Page 2,040

Data Sheet
23
In Stock
1: $35.69
10: $33.31
25: $31.23
50: $28.26
100: $22.31



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 1 A 240 V 50 V 1 Pole Pushbutton W23 - 20 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 2,040

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 W54 0 C to + 60 C Not Illuminated
TE Connectivity / P&B W67-X2Q12-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 1pole 10Amp Toggle Mag circuit breaker
Data Sheet 40
In Stock
More Info Available
1: $20.83
5: $19.85
10: $18.02
25: $17.36
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 277 V 1 Pole Toggle W6 - 40 C to + 85 C Not Illuminated
Schneider Electric GVAN11
 Enlarge
Schneider Electric Circuit Breakers MAN-START AUX CONTACT 575VAC 1AMP
Data Sheet 6
In Stock
1: $30.44
5: $29.56
10: $29.01
25: $28.58
50: View



Min.: 1
Mult.: 1


TE Connectivity / P&B W58-XC4C12A-1
 Enlarge
TE Connectivity / P&B Circuit Breakers 1A PUSH TO RESET ST
Page 2,041

Data Sheet
440
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 1 A 250 V 50 V 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
Schurter TS-709-15
 Enlarge
Schurter Circuit Breakers 15A Thermal Reset 1-pole threaded neck
Page 2,803

Data Sheet
332
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
Schneider Electric GV2ME07
 Enlarge
Schneider Electric Circuit Breakers MAN-START 600VAC 2.5AMP IEC
Data Sheet 4
In Stock
1: $183.64
5: $175.96
10: $168.28
25: $160.59
50: View



Min.: 1
Mult.: 1


Thermal Magnetic Circuit Breakers Thermomagnetic 2.5 A 690 V 3 Pole Pushbutton - 20 C to + 60 C
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET
Data Sheet 193
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 W57 0 C to + 60 C Not Illuminated
TE Connectivity / P&B W67-X2Q12-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 1pole 20Amp Toggle Mag circuit breaker
Data Sheet 11
In Stock
1: $20.83
5: $20.08
10: $18.07
25: $17.65
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 277 V 1 Pole Toggle W6 - 40 C to + 85 C Not Illuminated
Carling Technologies BA2-B0-34-620-121-D
 Enlarge
Carling Technologies Circuit Breakers 20 A TWO POLE
Page 2,038

Data Sheet
10
In Stock
1: $45.12
10: $40.11
25: $36.10
50: $32.81
100: $30.38



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 20 A 277 V 80 V 2 Pole Handle B Series - 40 C to + 85 C 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 W51 0 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 2,041

Data Sheet
101
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 W58 - 20 C to + 60 C Not Illuminated
Carling Technologies C1005B-3B101BR3
 Enlarge
Carling Technologies Circuit Breakers 10 AMPS BLK BEZEL WHT RED
Data Sheet 318
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
Phoenix Contact 0916606
 Enlarge
Phoenix Contact Circuit Breakers UT 6-TMC M 4A
Page 2,042

Data Sheet
45
In Stock
1: $16.74
10: $15.70
25: $14.97
50: $14.44
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 4 A 240 V 28 V 1 Pole Pushbutton UT 6- TMC M - 30 C to + 60 C Not Illuminated
Schurter 4430.2196
 Enlarge
Schurter Circuit Breakers TA45 BLK ROCKER 20A
Page 2,043

Data Sheet
35
In Stock
1: $20.54
10: $18.25
25: $16.42
50: $15.51
100: $14.63



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 20 A 240 V 60 V 2 Pole Rocker TA45 - 10 C to + 55 C
TE Connectivity W57-XJ2A22B10-3M
 Enlarge
TE Connectivity Circuit Breakers W57-XJ2A22B10-3M
Data Sheet 466
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 W57 0 C to + 60 C Not Illuminated
Phoenix Contact 0700005
 Enlarge
Phoenix Contact Circuit Breakers TCP 5/DC32V
Data Sheet 69
In Stock
1: $14.06
10: $13.68
25: $13.33
50: $12.79
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device 5 A 32 V 1 Pole Pushbutton TCP - 30 C to + 60 C Not Illuminated
Phoenix Contact 0700020
 Enlarge
Phoenix Contact Circuit Breakers TCP 20/DC32V
Data Sheet 38
In Stock
1: $14.06
10: $13.68
25: $13.33
50: $12.79
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device 20 A 32 V 1 Pole Pushbutton TCP - 30 C to + 60 C Not Illuminated
Compare up to 20 parts.
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