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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 7,497 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 W31-X2M1G-2
Enlarge
TE Connectivity / P&B Circuit Breakers 2A TOGGLE ACTUATOR
Page 2,131

Data Sheet
58
In Stock
1: $45.30
10: $42.52
25: $39.63
50: $35.85
100: $28.31



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 2 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W68-X2Q12-10
Enlarge
TE Connectivity / P&B Circuit Breakers 10A 2 POLE 2 TOGGLE
Page 2,132

Data Sheet
130
In Stock
1: $50.30
10: $48.13
25: $44.01
50: $39.81
100: $33.61



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 277 V 2 Poles Toggle Series Trip W6 - 40 C to + 85 C Not Illuminated
Altech RP2203
Enlarge
Altech Circuit Breakers 2POLE UNDELAY TRIP 25A 30mA 2MOD RCCB
Data Sheet 22
In Stock
1: $115.30
10: $103.65
50: $95.54
100: $73.12



Min.: 1
Mult.: 1
Earth Leakage Circuit Breakers Earth Leakage / Ground Fault 25 A 230 V 2 Poles Handle RP - 25 C to + 40 C Not Illuminated
Schurter 4404.0007
Enlarge
Schurter Circuit Breakers 5A 240V AC / 48V DC SNAP-IN MOUNT
Page 2,940

Data Sheet
775
In Stock
1: $1.75
10: $1.66
25: $1.55
50: $1.45
100: $1.27



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 5 A 240 V 48 V 1 Pole Pushbutton T9 - 5 C to + 60 C Not Illuminated
Schurter 4404.0004
Enlarge
Schurter Circuit Breakers 10A 240V AC / 48V DC SNAP-IN MOUNT
Page 2,940

Data Sheet
500
In Stock
1: $1.87
10: $1.78
25: $1.66
50: $1.56
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 10 A 240 V 48 V 1 Pole Pushbutton T9 - 5 C to + 60 C Not Illuminated
Carling Technologies CLB-353-11B3A-B-A
Enlarge
Carling Technologies Circuit Breakers 35 AMP METAL BLK
Page 2,130

Data Sheet
287
In Stock
1: $3.96
10: $3.27
25: $3.20
50: $2.97
100: $2.60



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 35 A 125 V to 250 V 32 V 1 Pole Pushbutton CLB - 10 C to + 60 C Not Illuminated
Carling Technologies CLB-403-11B3A-B-A
Enlarge
Carling Technologies Circuit Breakers 40 AMP METAL BLK
Page 2,130

Data Sheet
297
In Stock
1: $4.01
10: $3.30
25: $3.23
50: $3.00



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 40 A 125 V to 250 V 32 V 1 Pole Pushbutton CLB - 10 C to + 60 C Not Illuminated
Carling Technologies CLB-053-11B3A-B-A
Enlarge
Carling Technologies Circuit Breakers 5 AMP METAL BLK
Page 2,130

Data Sheet
344
In Stock
1: $4.16
10: $3.96
25: $3.12
50: $2.94



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 5 A 125 V to 250 V 32 V 1 Pole Pushbutton CLB - 10 C to + 60 C Not Illuminated
Phoenix Contact 0916612
Enlarge
Phoenix Contact Circuit Breakers UT 6-TMC M 15A
Page 2,133

Data Sheet
84
In Stock
1: $15.00
10: $14.71
25: $14.12
50: $13.54
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 15 A 240 V 28 V 1 Pole Pushbutton UT 6- TMC M - 30 C to + 60 C Not Illuminated
Phoenix Contact 0712217
Enlarge
Phoenix Contact Circuit Breakers TCP 2 AMPS
Page 2,133

Data Sheet
96
In Stock
More Info Available
1: $15.07
10: $13.75
25: $13.39
50: $12.95
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device Terminal Block 2 A 250 V 65 V TCP - 20 C to + 60 C Not Illuminated
Phoenix Contact 0712259
Enlarge
Phoenix Contact Circuit Breakers TCP 4 AMPS
Page 2,133

Data Sheet
112
In Stock
1: $15.07
10: $13.75
25: $13.39
50: $12.95
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device Terminal Block 4 A 250 V 65 V TCP - 20 C to + 60 C Not Illuminated
Phoenix Contact 0916605
Enlarge
Phoenix Contact Circuit Breakers UT 6-TMC M 2A
Page 2,133

Data Sheet
87
In Stock
1: $16.56
10: $15.53
25: $14.81
50: $14.29
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 2 A 240 V 28 V 1 Pole Pushbutton UT 6- TMC M - 30 C to + 60 C Not Illuminated
Phoenix Contact 0916606
Enlarge
Phoenix Contact Circuit Breakers UT 6-TMC M 4A
Page 2,133

Data Sheet
72
In Stock
1: $17.15
10: $16.81
25: $16.13
50: $15.47
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 4430.2115
Enlarge
Schurter Circuit Breakers TA45 BLK ROCKER 20A
Page 2,134

Data Sheet
65
In Stock
1: $17.86
10: $17.00
25: $15.99
50: $15.15
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 20 A 240 V 60 V 1 Pole Rocker ON/OFF TA45 - 10 C to + 55 C
Carling Technologies EA1-B0-26-450-32E-FB
Enlarge
Carling Technologies Circuit Breakers Cir Bkr, Hyd/Mag 1 Pole, Blk Act, 5A
Page 2,129

Data Sheet
66
In Stock
1: $18.02
5: $17.45
10: $17.01
25: $16.60



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 5 A 600 V 125 V 1 Pole Handle Series Trip (Current) E - 40 C to + 85 C Not Illuminated
Schurter 4430.2196
Enlarge
Schurter Circuit Breakers TA45 BLK ROCKER 20A
Page 2,134

Data Sheet
77
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 Poles Rocker ON/OFF TA45 - 10 C to + 55 C
Schurter 4430.2306
Enlarge
Schurter Circuit Breakers TA45 ORANGE RCKR 20A
Page 2,134

Data Sheet
31
In Stock
More Info Available
1: $27.69
10: $24.61
25: $22.14
50: $20.90



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 20 A 240 V 60 V 2 Poles Rocker ON/OFF TA45 - 10 C to + 55 C
Phoenix Contact 0902111
Enlarge
Phoenix Contact Circuit Breakers TMC 61C 25A 25A CIRCUIT BREAKER
Data Sheet 33
In Stock
1: $28.83
10: $26.32
25: $25.63
50: $24.78
100: View



Min.: 1
Mult.: 1
Thermal Magnetic Circuit Breakers Thermomagnetic 25 A 1 Pole TMC Not Illuminated
Phoenix Contact 0902072
Enlarge
Phoenix Contact Circuit Breakers TMC 61C 10A
Data Sheet 45
In Stock
1: $29.88
10: $27.74
25: $26.68
50: $25.63
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 10 A 240 V, 415 V 1 Pole Handle TMC 60 Not Illuminated
Phoenix Contact 5600310
Enlarge
Phoenix Contact Circuit Breakers TMC 42-01-15A
Page 2,133

Data Sheet
37
In Stock
1: $42.13
10: $39.13
25: $36.91
50: $36.86
100: View



Min.: 1
Mult.: 1
Thermal Magnetic Circuit Breakers Circuit Breakers 15 A 1 Pole Pushbutton ON/OFF TMC - 10 C to + 60 C Not Illuminated
Phoenix Contact 2800837
Enlarge
2800837

New Product
New Product


Phoenix Contact Circuit Breakers CB TM1 2A SFB P
Page 2,133

Data Sheet
26
In Stock
1: $42.89
10: $40.25
25: $37.19
100: $35.44
250: 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
Carling Technologies BA2-B0-34-450-121-D
Enlarge
Carling Technologies Circuit Breakers 5 A TWO POLE
Page 2,129

Data Sheet
29
In Stock
1: $59.93
10: $41.22
25: $36.65
50: $33.20
100: $32.20



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 5 A 277 V 80 V 2 Poles Handle Series Trip (Current) B - 40 C to + 85 C Not Illuminated
Carling Technologies C12-B0-34-635-131-E
Enlarge
Carling Technologies Circuit Breakers 35A TWO POLE FLAT ROCKER RED
Data Sheet 20
In Stock
1: $70.07
25: $67.76
50: $61.60
100: $60.06
500: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 35 A 277 V 80 V 2 Poles Rocker Series Trip (Current) C - 55 C to + 85 C Not Illuminated
Carling Technologies C12-B0-34-620-131-E
Enlarge
Carling Technologies Circuit Breakers 20A TWO POLE FLAT ROCKER RED
Data Sheet 17
In Stock
1: $70.07
25: $67.76
50: $61.60
100: $60.06
500: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 277 V 80 V 2 Poles Rocker Series Trip (Current) C - 55 C to + 85 C Not Illuminated
Carling Technologies CA2-B0-34-620-121-D
Enlarge
Carling Technologies Circuit Breakers 20 A TWO POLE
Page 2,129

Data Sheet
21
In Stock
1: $75.48
10: $53.47
25: $49.38
50: $44.03
100: $43.45



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 277 V 80 V 2 Poles Handle Series Trip (Current) C - 40 C to + 85 C Not Illuminated
Compare up to 20 parts.
7497