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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 7,501 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 0712152
Enlarge
Phoenix Contact Circuit Breakers TCP 0.50 AMPS
Page 2,133

Data Sheet
281
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 500 mA 250 V 65 V TCP - 20 C to + 60 C Not Illuminated
Phoenix Contact 0916607
Enlarge
Phoenix Contact Circuit Breakers UT 6-TMC M 5A
Page 2,133

Data Sheet
192
In Stock
1: $16.56
10: $15.53
25: $14.81
50: $14.29
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 5 A 240 V 28 V 1 Pole Pushbutton UT 6- TMC M - 30 C to + 60 C Not Illuminated
Phoenix Contact 0916603
Enlarge
Phoenix Contact Circuit Breakers UT 6-TMC M 0.5A
Page 2,133

Data Sheet
166
In Stock
1: $16.56
10: $15.53
25: $14.81
50: $14.29
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 500 mA 240 V 28 V 1 Pole Pushbutton UT 6- TMC M - 30 C to + 60 C Not Illuminated
Schurter 4430.1089
Enlarge
Schurter Circuit Breakers TA45 BLK ROCKER 15A
Page 2,134

Data Sheet
278
In Stock
1: $18.10
10: $16.15
25: $14.50
50: $13.73



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 15 A 240 V 60 V 2 Poles Rocker ON/OFF TA45 - 10 C to + 55 C
Schurter 4430.2311
Enlarge
Schurter Circuit Breakers TA45 BLK ROCKER 2.0A
Page 2,134

Data Sheet
118
In Stock
1: $18.73
10: $16.65
25: $14.98
50: $14.14



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 2 A 240 V 60 V 2 Poles Rocker ON/OFF TA45 - 10 C to + 55 C
Schurter 4430.2298
Enlarge
Schurter Circuit Breakers TA45 ORANGE RCKR 10A
Page 2,134

Data Sheet
100
In Stock
1: $18.73
10: $16.65
25: $14.98
50: $14.14



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 10 A 240 V 60 V 1 Pole Rocker ON/OFF TA45 - 10 C to + 55 C
Schurter 4430.2305
Enlarge
Schurter Circuit Breakers TA45 ORANGE RCKR 15A
Page 2,134

Data Sheet
138
In Stock
1: $26.23
10: $23.72
25: $21.17
50: $20.00



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 15 A 240 V 60 V 2 Poles Rocker ON/OFF TA45 - 10 C to + 55 C
Schurter 4430.2304
Enlarge
Schurter Circuit Breakers TA45 ORANGE RCKR 10A
Page 2,134

Data Sheet
145
In Stock
1: $27.69
10: $24.43
25: $22.14
50: $20.90



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 10 A 240 V 60 V 2 Poles Rocker ON/OFF TA45 - 10 C to + 55 C
Phoenix Contact 0902030
Enlarge
Phoenix Contact Circuit Breakers TMC 61C 02A
Data Sheet 65
In Stock
1: $28.83
10: $26.32
25: $25.63
50: $24.78
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 5600310
Enlarge
Phoenix Contact Circuit Breakers TMC 42-01-15A
Page 2,133

Data Sheet
53
In Stock
1: $46.22
10: $42.19
25: $41.08
50: $39.73
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 5531082
Enlarge
Phoenix Contact Circuit Breakers THERMO CB 5.0A
Page 2,133

Data Sheet
105
In Stock
1: $46.22
10: $42.19
25: $41.08
50: $39.73
100: View



Min.: 1
Mult.: 1
Thermal Magnetic Circuit Breakers Circuit Breakers 5 A 1 Pole Pushbutton TMC - 10 C to + 60 C Not Illuminated
Carling Technologies MS1-B-10-430-2-1CB-A-A
Enlarge
MS1-B-10-430-2-1CB-A-A

New At Mouser
New At Mouser


Carling Technologies Circuit Breakers Sld Toggle Cir Brkr
Data Sheet 63
In Stock
1: $59.49
10: $54.08
25: $49.58
50: $45.75



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 3 A 50 V 1 Pole Toggle Series Trip (Current) MS Series - 40 C to + 85 C Not Illuminated
Carling Technologies EA2-B0-26-620-32E-HB
Enlarge
Carling Technologies Circuit Breakers Cir Bkr, Hyd/Mag 2 Pole, Blk Act, 20A
Page 2,129

Data Sheet
50
In Stock
1: $77.49
5: $52.24
10: $44.75
25: $41.77



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 600 V 125 V 2 Poles Handle Series Trip (Current) E - 40 C to + 85 C Not Illuminated
Carling Technologies EA2-B0-26-450-32E-HB
Enlarge
Carling Technologies Circuit Breakers Cir Bkr, Hyd/Mag 2 Pole, Blk Act, 5A
Page 2,129

Data Sheet
96
In Stock
1: $77.49
5: $52.23
10: $44.76
25: $41.78



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 5 A 600 V 125 V 2 Poles Handle Series Trip (Current) E - 40 C to + 85 C Not Illuminated
Phoenix Contact 0903023
Enlarge
Phoenix Contact Circuit Breakers EC-E1 1A 1 A, N/O SIGNAL CNT
Page 2,939

Data Sheet
25
In Stock
1: $83.40
10: $76.12
25: $74.12
50: $71.68
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Electronic 1 A 24 V 1 Pole Slide Switch EC-E 0 C to + 50 C Not Illuminated
Phoenix Contact 0903022
Enlarge
Phoenix Contact Circuit Breakers EC-E1 0,5A 0.5A, N/O SIGNAL CNT
Data Sheet 36
In Stock
1: $83.40
10: $76.12
25: $74.12
50: $71.68
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Electronic 500 mA 24 V 1 Pole Slide Switch EC-E 0 C to + 50 C Not Illuminated
TE Connectivity / P&B W57-XB7A4A10-5
Enlarge
TE Connectivity / P&B Circuit Breakers 5A PUSH TO RESET
Page 2,131

Data Sheet
1,528
In Stock
1: $2.12
10: $1.95
25: $1.85
50: $1.67
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 5 A 250 V 1 Pole Pushbutton Series Trip W57 0 C to + 60 C Not Illuminated
TE Connectivity / P&B W57-XB7A4A10-10
Enlarge
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET
Page 2,131

Data Sheet
1,450
In Stock
More Info Available
1: $2.13
10: $1.99
25: $1.86
50: $1.75
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 250 V 1 Pole Pushbutton Series Trip W57 0 C to + 60 C Not Illuminated
TE Connectivity / P&B W57-XB7A4A10-15
Enlarge
TE Connectivity / P&B Circuit Breakers 15A PUSH TO RESET
Page 2,131

Data Sheet
1,642
In Stock
1: $2.20
10: $2.05
25: $1.92
50: $1.74
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 250 V 1 Pole Pushbutton Series Trip W57 0 C to + 60 C Not Illuminated
TE Connectivity / P&B W57-XB1A7A10-15
Enlarge
TE Connectivity / P&B Circuit Breakers 15A PUSH TO RESET
Page 2,131

Data Sheet
1,200
In Stock
1: $2.87
10: $2.67
25: $2.50
50: $2.28
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 250 V 1 Pole Pushbutton Series Trip W57 0 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-6
Enlarge
TE Connectivity / P&B Circuit Breakers 6A PUSH TO RESET
Page 2,131

Data Sheet
936
In Stock
1: $3.01
10: $2.81
25: $2.63
50: $2.38
100: $1.88



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 6 A 250 V 32 V 1 Pole Pushbutton Series Trip W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-4
Enlarge
TE Connectivity / P&B Circuit Breakers 4A PUSH TO RESET
Page 2,131

Data Sheet
892
In Stock
1: $3.12
10: $2.91
25: $2.73
50: $2.46
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 4 A 250 V 32 V 1 Pole Pushbutton Series Trip W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-20
Enlarge
TE Connectivity / P&B Circuit Breakers 20A PUSH TO RESET
Page 2,131

Data Sheet
2,104
In Stock
1: $3.14
10: $2.93
25: $2.87
50: $2.58
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 A 250 V 32 V 1 Pole Pushbutton Series Trip W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-8
Enlarge
TE Connectivity / P&B Circuit Breakers 8A PUSH TO RESET
Page 2,131

Data Sheet
1,490
In Stock
More Info Available
1: $3.28
10: $3.05
25: $2.86
50: $2.58
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 8 A 250 V 32 V 1 Pole Pushbutton Series Trip W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-10
Enlarge
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET
Page 2,131

Data Sheet
140
In Stock
1: $3.40
10: $3.17
25: $2.97
50: $2.69
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 250 V 32 V 1 Pole Pushbutton Series Trip W28 - 20 C to + 60 C Not Illuminated
Compare up to 20 parts.
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