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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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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
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
28
In Stock
1: $29.66
10: $27.67
25: $25.93
50: $23.42
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 250 V 50 V 2 Pole Rocker Series Trip Overload Sensing W33 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
20
In Stock
1: $29.66
10: $27.67
25: $25.93
50: $23.48
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 250 V 50 V 2 Pole Rocker Series Trip Overload Sensing W33 Illuminated
TE Connectivity / P&B W91-X112-30
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 30A BLK
Data Sheet 37
In Stock
1: $34.01
5: $32.67
10: $27.54
25: $24.81
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 W68-X2Q12-30
 Enlarge
TE Connectivity / P&B Circuit Breakers 30AMP 277VAC TOGGLE 2 POLE
Data Sheet 5
In Stock
More Info Available
1: $37.85
25: $34.52
50: $32.04
100: $29.68
200: $28.66



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 30 A 277 V 2 Pole Toggle Series Trip W6 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W68-X2Q12-5
 Enlarge
TE Connectivity / P&B Circuit Breakers 5A 2 POLE 2 TOGGLE
Data Sheet 7
In Stock
1: $42.38
25: $37.05
50: $36.01
100: $35.50
200: $35.05



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 5 A 277 V 2 Pole Toggle Series Trip W6 - 40 C to + 85 C Not Illuminated
Phoenix Contact 2800850
 Enlarge
Phoenix Contact Circuit Breakers CB TM1 4A M1 P
This product may require additional documentation to export from the United States.
Page 2,133

Data Sheet
7
In Stock
1: $42.66
10: $38.93
25: $37.91
50: $36.66
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 4 A 240 V, 277 V 50 V 1 Pole Slide Trip Free CB TM1 - 30 C to + 60 C Not Illuminated
Phoenix Contact 2800840
 Enlarge
Phoenix Contact Circuit Breakers CB TM1 5A SFB P
This product may require additional documentation to export from the United States.
Page 2,133

Data Sheet
19
In Stock
More Info Available
1: $42.66
10: $38.93
25: $37.91
50: $36.66
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 5 A 240 V, 277 V 50 V 1 Pole Slide Trip Free CB TM1 - 30 C to + 60 C Not Illuminated
Phoenix Contact 2800837
 Enlarge
Phoenix Contact Circuit Breakers CB TM1 2A SFB P
Page 2,133

Data Sheet
9
In Stock
1: $42.66
10: $38.93
25: $37.91
50: $36.66
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 2 A 240 V, 277 V 50 V 1 Pole Slide Trip Free CB TM1 - 30 C to + 60 C Not Illuminated
Phoenix Contact 2800852
 Enlarge
Phoenix Contact Circuit Breakers CB TM1 6A M1 P
This product may require additional documentation to export from the United States.
Page 2,133

Data Sheet
9
In Stock
1: $42.66
10: $38.93
25: $37.91
50: $36.66
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 6 A 240 V, 277 V 50 V 1 Pole Slide Trip Free CB TM1 - 30 C to + 60 C Not Illuminated
Phoenix Contact 2800848
 Enlarge
Phoenix Contact Circuit Breakers CB TM1 2A M1 P
This product may require additional documentation to export from the United States.
Page 2,133

Data Sheet
12
In Stock
1: $42.66
10: $38.93
25: $37.91
50: $36.66
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 2 A 240 V, 277 V 50 V 1 Pole Slide Trip Free CB TM1 - 30 C to + 60 C Not Illuminated
Phoenix Contact 2800845
 Enlarge
Phoenix Contact Circuit Breakers CB TM1 16A SFB P
Page 2,133

Data Sheet
15
In Stock
1: $42.66
10: $38.93
25: $37.91
50: $36.66
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 16 A 240 V, 277 V 50 V 1 Pole Slide Trip Free CB TM1 - 30 C to + 60 C Not Illuminated
Phoenix Contact 2800847
 Enlarge
Phoenix Contact Circuit Breakers CB TM1 1A M1 P
This product may require additional documentation to export from the United States.
Page 2,133

Data Sheet
18
In Stock
1: $42.66
10: $38.93
25: $37.91
50: $36.66
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 1 A 240 V, 277 V 50 V 1 Pole Slide Trip Free CB TM1 - 30 C to + 60 C Not Illuminated
Phoenix Contact 2800839
 Enlarge
Phoenix Contact Circuit Breakers CB TM1 4A SFB P
This product may require additional documentation to export from the United States.
Page 2,133

Data Sheet
10
In Stock
1: $42.66
10: $38.93
25: $37.91
50: $36.66
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 4 A 240 V, 277 V 50 V 1 Pole Slide Trip Free CB TM1 - 30 C to + 60 C Not Illuminated
Phoenix Contact 2800849
 Enlarge
Phoenix Contact Circuit Breakers CB TM1 3A M1 P
Page 2,133

Data Sheet
8
In Stock
1: $42.66
10: $38.93
25: $37.91
50: $36.66
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 3 A 240 V, 277 V 50 V 1 Pole Slide Trip Free CB TM1 - 30 C to + 60 C Not Illuminated
Phoenix Contact 5650114 Phoenix Contact Circuit Breakers TMC 42-01-3.0A Thermal-Magnetic
Data Sheet 15
In Stock
1: $47.33
10: $43.20
25: $42.07
50: $40.68
100: View



Min.: 1
Mult.: 1
Thermal Magnetic Circuit Breakers Circuit Breakers 3 A 1 Pole Pushbutton
Phoenix Contact 5600314 Phoenix Contact Circuit Breakers THERMO CB 2.0A
Page 2,133

Data Sheet
9
In Stock
1: $47.33
10: $43.20
25: $42.07
50: $40.68
100: View



Min.: 1
Mult.: 1
Thermal Magnetic Circuit Breakers Circuit Breakers 2 A 1 Pole Pushbutton TMC - 10 C to + 60 C Not Illuminated
TE Connectivity / P&B W92-X112-5
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 5A BLACK
Data Sheet 9
In Stock
More Info Available
1: $49.44
5: $47.50
10: $46.67
25: $43.15
50: View



Min.: 1
Mult.: 1


Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 5 A 277 V 2 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W68-X2Q12-15
 Enlarge
TE Connectivity / P&B Circuit Breakers 15A 2 POLE 2 TOGGLE
Page 2,132

Data Sheet
14
In Stock
1: $50.50
10: $47.12
25: $44.19
50: $39.97
100: $35.40



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 15 A 277 V 2 Pole Toggle Series Trip W6 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 15A WH
Data Sheet 7
In Stock
1: $52.99
5: $47.60
10: $43.93
25: $36.54
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 15 A 277 V 2 Pole Toggle Series Trip W6 - 40 C to + 85 C Not Illuminated
Phoenix Contact 0902218 Phoenix Contact Circuit Breakers TMC 62C 06A
Data Sheet 3
In Stock
1: $58.82
10: $53.69
25: $52.28
50: $50.56
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 6 A 415 V 2 Pole Handle TMC 60 Not Illuminated
Phoenix Contact 0902221 Phoenix Contact Circuit Breakers TMC 62C 10A
Data Sheet 8
In Stock
1: $58.82
10: $53.69
25: $52.28
50: $50.56
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 10 A 415 V 2 Pole Handle TMC 60 Not Illuminated
Phoenix Contact 0902195 Phoenix Contact Circuit Breakers TMC 62C 03A
Data Sheet 4
In Stock
1: $58.82
10: $53.69
25: $52.28
50: $50.56
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 3 A 415 V 2 Pole Handle TMC 60 Not Illuminated
Compare up to 20 parts.
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