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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 7,499 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 W91-X112-40
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 40A BLK
Data Sheet 31
In Stock
1: $21.27
5: $20.62
10: $19.96
25: $18.44
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 40 A 277 V 1 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W67-X2Q12-30
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 30A WH
Data Sheet 34
In Stock
1: $21.40
5: $20.08
10: $18.16
25: $16.70
50: View



Min.: 1
Mult.: 1


Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 30 A 277 V 1 Pole Toggle Series Trip W6 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W67-X2Q12-2
 Enlarge
TE Connectivity / P&B Circuit Breakers Tggl 1P 2 Amps White
Data Sheet 34
In Stock
1: $21.73
25: $21.07
50: $19.80
100: $18.63



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 2 A 277 V 1 Pole Toggle Series Trip W6 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W67-X2Q10-5
 Enlarge
TE Connectivity / P&B Circuit Breakers 5A 1 POLE TOGGLE
Page 2,132

Data Sheet
15
In Stock
1: $21.76
10: $20.34
25: $19.05
50: $17.23
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 5 A 277 V 1 Pole Toggle Series Trip W6 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W91-X113-15
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 15A BLK
Data Sheet 17
In Stock
1: $21.78
5: $20.33
10: $19.72
25: $19.11
50: $17.24



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 15 A 277 V 1 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W91-X112-50
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 50A BLK
Data Sheet 18
In Stock
1: $22.22
5: $20.93
10: $19.31
25: $16.08
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 50 A 277 V 1 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W67-X2Q12-7
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 7A WHITE
Data Sheet 22
In Stock
1: $22.40
5: $20.13
10: $18.58
25: $15.46
50: $15.06



Min.: 1
Mult.: 1


Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 7 A 277 V 1 Pole Toggle Series Trip W6 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 30A BLK
Data Sheet 33
In Stock
1: $22.83
5: $20.51
10: $18.92
25: $15.75
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 30 A 277 V 1 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W91-X113-10
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 10A BLK
Data Sheet 19
In Stock
1: $23.30
5: $20.93
10: $19.31
25: $16.07
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 277 V 1 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W67-X2Q52-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A 1 POLE TOGGLE
Page 2,132

Data Sheet
15
In Stock
1: $24.08
10: $22.45
25: $21.06
50: $19.05
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 65 V 1 Pole Toggle Series Trip W6 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W91-X152-10
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 10A BLK
Data Sheet 23
In Stock
1: $24.08
5: $22.68
10: $21.95
25: $21.07
50: $19.06



Min.: 1
Mult.: 1


Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 65 V 1 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-35
 Enlarge
TE Connectivity / P&B Circuit Breakers 35A PUSH/PULL ACT.
Page 2,131

Data Sheet
29
In Stock
More Info Available
1: $25.17
10: $24.52
25: $22.02
50: $19.93
100: $17.07



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 35 A 240 V 50 V 1 Pole Pushbutton Series Trip W23 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A PUSH/PULL ACT.
Page 2,131

Data Sheet
18
In Stock
More Info Available
1: $25.17
10: $24.52
25: $22.02
50: $19.93
100: $17.07



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 240 V 50 V 1 Pole Pushbutton Series Trip W23 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W91-X152-20
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 20A BLK
Data Sheet 8
In Stock
1: $25.24
5: $22.67
10: $20.92
25: $17.42
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 65 V 1 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W91-X152-50
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 50A BLK
Data Sheet 20
In Stock
1: $25.75
5: $23.14
10: $21.35
25: $17.76
50: View



Min.: 1
Mult.: 1


Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 50 A 65 V 1 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W91-X152-40
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 40A BLK
Data Sheet 36
In Stock
1: $25.75
5: $23.14
10: $21.35
25: $17.76
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 40 A 65 V 1 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W67-X2Q52-15
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 15A WH
Data Sheet 8
In Stock
1: $25.77
5: $23.14
10: $21.35
25: $17.76
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 15 A 65 V 1 Pole Toggle Series Trip W6 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W33-T2N1Q-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 20A 2P White Rocker P1 & P2 Trip QC
Page 2,941

Data Sheet
12
In Stock
More Info Available
1: $25.85
10: $24.58
25: $22.62
50: $20.45
100: $19.40



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 A 250 V 50 V 2 Pole Rocker Series Trip Overload Sensing W33 Not Illuminated
TE Connectivity / P&B W91-X112-15
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 15A BLK
Data Sheet 29
In Stock
1: $26.04
5: $22.13
10: $18.15
25: $17.37
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 15 A 277 V 1 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
Phoenix Contact 0902111 Phoenix Contact Circuit Breakers TMC 61C 25A 25A CIRCUIT BREAKER
Data Sheet 14
In Stock
1: $29.41
10: $26.84
25: $26.14
50: $25.28
100: View



Min.: 1
Mult.: 1
Thermal Magnetic Circuit Breakers Thermomagnetic 25 A 1 Pole TMC Not Illuminated
Phoenix Contact 0902043 Phoenix Contact Circuit Breakers TMC 61C 03A
Data Sheet 7
In Stock
1: $29.41
10: $26.84
25: $26.14
50: $25.28
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 3 A 240 V, 415 V 1 Pole Handle TMC 60 Not Illuminated
Phoenix Contact 0902030 Phoenix Contact Circuit Breakers TMC 61C 02A
Data Sheet 21
In Stock
1: $29.41
10: $26.84
25: $26.14
50: $25.28
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 2 A 240 V, 415 V 1 Pole Handle TMC 60 Not Illuminated
Phoenix Contact 0902014 Phoenix Contact Circuit Breakers TMC 61C 0.5A
Data Sheet 12
In Stock
1: $29.41
10: $26.84
25: $26.14
50: $25.28
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 500 mA 240 V, 415 V 1 Pole Handle TMC 60 Not Illuminated
Phoenix Contact 0902056 Phoenix Contact Circuit Breakers TMC 61C 04A
Data Sheet 18
In Stock
1: $29.41
10: $26.84
25: $26.14
50: $25.28
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 4 A 240 V, 415 V 1 Pole Handle TMC 60 Not Illuminated
Phoenix Contact 0902027 Phoenix Contact Circuit Breakers TMC 61C 01A
Data Sheet 10
In Stock
1: $29.41
10: $26.84
25: $26.14
50: $25.28
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 1 A 240 V, 415 V 1 Pole Handle TMC 60 Not Illuminated
Compare up to 20 parts.
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