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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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Carling Technologies CTB-B-B-15 Carling Technologies Circuit Breakers 15 AMP 50VDC PNL MNT
Page 2,130

Data Sheet
892
In Stock
1: $2.18
10: $1.87
25: $1.72
50: $1.45



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 15 A 250 V 32 V 1 Pole Rocker CTB - 10 C to + 60 C Not Illuminated
Carling Technologies CMB-153-11C3N-B-A
 Enlarge
Carling Technologies Circuit Breakers 15 AMP PLASTIC BLK
Page 2,130

Data Sheet
414
In Stock
More Info Available
1: $2.55
10: $2.35
25: $2.20
50: $2.01
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 15 A 125 V to 250 V 32 V 1 Pole Pushbutton C - 10 C to + 60 C Not Illuminated
TE Connectivity / P&B W54-XB1A4A10-25
 Enlarge
TE Connectivity / P&B Circuit Breakers 25A PUSH TO RESET
Page 2,131

Data Sheet
400
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 Series Trip W54 0 C to + 60 C Not Illuminated
Schurter 4404.0105
 Enlarge
4404.0105

New Product
New Product


Schurter Circuit Breakers 1 pole 15A THT Term for PCB mounting
Page 2,134

Data Sheet
721
In Stock
1: $3.20
50: $2.94
100: $2.71
500: $2.15
1,000: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 15 A 240 V 32 V 1 Pole Pushbutton Trip Free T9-827 - 5 C to + 60 C Not Illuminated
Schurter 4404.0099
 Enlarge
4404.0099

New Product
New Product


Schurter Circuit Breakers 1 pole 6A THT Term for PCB mounting
Page 2,134

Data Sheet
494
In Stock
1: $3.20
50: $2.94
100: $2.71
500: $2.15
1,000: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 6 A 240 V 48 V 1 Pole Pushbutton Trip Free T9-821 - 5 C to + 60 C Not Illuminated
Schurter 4404.0102
 Enlarge
4404.0102

New Product
New Product


Schurter Circuit Breakers 1 pole 10A THT Term for PCB mounting
Page 2,134

Data Sheet
467
In Stock
1: $3.20
50: $2.94
100: $2.71
500: $2.15
1,000: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 10 A 240 V 48 V 1 Pole Pushbutton Trip Free T9-824 - 5 C to + 60 C Not Illuminated
Schurter 4404.0098
 Enlarge
4404.0098

New Product
New Product


Schurter Circuit Breakers 1 pole 5A THT Term for PCB mounting
Page 2,134

Data Sheet
595
In Stock
1: $3.20
50: $2.94
100: $2.71
500: $2.15
1,000: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 5 A 240 V 48 V 1 Pole Pushbutton Trip Free T9-820 - 5 C to + 60 C Not Illuminated
Schurter 4404.0103
 Enlarge
4404.0103

New Product
New Product


Schurter Circuit Breakers 1 pole 12A THT Term for PCB mounting
Page 2,134

Data Sheet
494
In Stock
1: $3.20
50: $2.94
100: $2.71
500: $2.15
1,000: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 12 A 240 V 48 V 1 Pole Pushbutton Trip Free T9-825 - 5 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XT1A-15
 Enlarge
TE Connectivity / P&B Circuit Breakers 15A PUSH TO RESET
Data Sheet 381
In Stock
1: $3.28
10: $3.06
25: $2.86
50: $2.59
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 250 V 32 V 1 Pole Pushbutton Series Trip W28 Not Illuminated
TE Connectivity / P&B W51-A122B1-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A RCKR ACT RED ILL
Page 2,132

Data Sheet
482
In Stock
1: $3.48
10: $3.25
25: $3.03
50: $2.75
100: $2.15



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 250 V 50 V 1 Pole Rocker Trip Free - Switchable W51 0 C to + 60 C Illuminated
Schurter TS-701-HT-25P
 Enlarge
Schurter Circuit Breakers 25A Thermal Reset 1-pole w/ nut
Data Sheet 347
In Stock
1: $3.54
10: $3.14
25: $2.82
50: $2.67
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 25 A 125 V, 250 V 50 V 1 Pole Pushbutton TS-LINE - 10 C to + 60 C Not Illuminated
Schurter 4404.0096
 Enlarge
4404.0096

New Product
New Product


Schurter Circuit Breakers 1 pole 3A THT Term for PCB mounting
Page 2,134

Data Sheet
593
In Stock
1: $3.89
50: $3.57
100: $3.29
500: $2.61
1,000: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 3 A 240 V 48 V 1 Pole Pushbutton Trip Free T9-818 - 5 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
292
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
323
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
TE Connectivity / P&B W58-XB1A4A-6
 Enlarge
TE Connectivity / P&B Circuit Breakers 6A PUSH TO RESET QC
Page 2,132

Data Sheet
243
In Stock
1: $5.03
10: $4.69
25: $4.40
50: $3.98
100: $3.14



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 6 A 250 V 50 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XC4C12A-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 20A PUSH TO RESET ST
Page 2,132

Data Sheet
219
In Stock
1: $5.51
10: $5.14
25: $4.82
50: $4.35
100: $3.47



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 A 250 V 50 V 1 Pole Pushbutton Series Trip 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 2,132

Data Sheet
268
In Stock
More Info Available
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 Series Trip W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-0.50
 Enlarge
TE Connectivity / P&B Circuit Breakers 0.5A PUSH TO RESET
Page 2,131

Data Sheet
190
In Stock
1: $5.65
10: $5.26
25: $4.94
50: $4.47
100: $3.53



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 500 mA 250 V 32 V 1 Pole Pushbutton Series Trip W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XC4C12A-25
 Enlarge
TE Connectivity / P&B Circuit Breakers 25A PUSH TO RESET ST
Page 2,132

Data Sheet
283
In Stock
1: $5.92
10: $5.79
25: $5.30
50: $4.79
100: $3.79



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 25 A 250 V 50 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XC4C12A-5
 Enlarge
TE Connectivity / P&B Circuit Breakers 5A PUSH TO RESET ST
Page 2,132

Data Sheet
233
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 Series Trip W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XB1A4A-4
 Enlarge
TE Connectivity / P&B Circuit Breakers 4A PUSH TO RESET QC
Page 2,132

Data Sheet
194
In Stock
More Info Available
1: $7.28
10: $6.84
25: $6.37
50: $5.76
100: $4.55



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 4 A 250 V 50 V 1 Pole Pushbutton Series Trip W58 - 20 C to + 60 C Not Illuminated
Schurter CBDWF150C0 Schurter Circuit Breakers 15 A White / I-0
Data Sheet 98
In Stock
1: $14.71
10: $13.08
25: $11.77
50: $11.11
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 240 V 60 V 2 Pole Rocker Trip Free TA35 0 C to + 60 C Not Illuminated
Phoenix Contact 0712194
 Enlarge
Phoenix Contact Circuit Breakers TCP 1 AMPS
Page 2,133

Data Sheet
72
In Stock
More Info Available
1: $14.71
10: $13.61
25: $12.63
50: $12.50
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device Terminal Block 1 A 250 V 65 V TCP - 20 C to + 60 C Not Illuminated
Phoenix Contact 0712314
 Enlarge
Phoenix Contact Circuit Breakers TCP 10 AMPS
Page 2,133

Data Sheet
85
In Stock
1: $14.71
10: $13.61
25: $12.63
50: $12.50
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device Terminal Block 10 A 250 V 65 V TCP - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W33-S1N1Q-5
 Enlarge
TE Connectivity / P&B Circuit Breakers 5A 2-P Black Rocker P1 Switch P2 Trip QC
Page 2,941

Data Sheet
60
In Stock
1: $17.40
10: $16.68
25: $16.02
50: $14.49
100: $12.65



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 5 A 250 V 50 V 2 Pole Rocker Series Trip Overload Sensing W33 Not Illuminated
Compare up to 20 parts.
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