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All Products > Electromechanical > Circuit Breakers

Circuit Breakers

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 7,746 Matches  

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Compare up to 20 parts.
Select ImageMouser Part # Mfr. Part # Mfr. Description Documents Availability Pricing
(USD)
Quantity RoHS Product Type Current Rating Voltage Rating AC Voltage Rating DC Number of Poles Actuator Type Series Operating Temperature Range Illuminated
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TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER THERMAL
Datasheet 60
In Stock
1: $19.56
25: $17.58
50: $16.21
100: $13.49
200: View



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 10 A 250 V 50 VDC 2 Pole Rocker W33 Not Illuminated
TE Connectivity / P&B W67-X2Q52-2
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 2A WHITE
Datasheet 46
In Stock
1: $25.26
5: $22.69
10: $20.94
25: $17.42
50: View



Min.: 1
Mult.: 1


Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 2 A 65 VDC 1 Pole Toggle W6 - 40 C to + 85 C Not Illuminated
Phoenix Contact 0902250 Phoenix Contact Circuit Breakers TMC 62C 20A
19
In Stock
1: $60.26
10: $55.00
25: $53.55
50: $51.79
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 20 A 415 V 2 Pole Handle TMC 60 Not Illuminated
TE Connectivity / P&B W67-X2Q13-30
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 30A WH
Datasheet 48
In Stock
1: $22.84
5: $20.52
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 W6 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 20A BLK
Datasheet 24
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 20 A 277 V 2 Pole Toggle W9 - 40 C to + 85 C Not Illuminated
TE Connectivity Circuit Breakers CKTBKR THERM ROCK QC.250
Datasheet 44
In Stock
1: $26.13
25: $25.15
50: $24.04
100: $23.19



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 12 A 250 V 50 VDC 2 Pole Rocker W33 Illuminated
Schurter 4404.0103
 Enlarge
Schurter Circuit Breakers 1 pole 12A THT Term for PCB mounting
Page 2,043

Datasheet
452
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 VDC 1 Pole Pushbutton T9-825 - 5 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 2,040

Datasheet
360
In Stock
More Info Available
1: $1.96
10: $1.88
25: $1.59
50: $1.43
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 250 V 1 Pole Pushbutton W57 0 C to + 60 C Not Illuminated
Phoenix Contact 0916605
 Enlarge
Phoenix Contact Circuit Breakers UT 6-TMC M 2A
Page 2,042 14
In Stock
More Info Available
1: $16.74
10: $15.70
25: $14.97
50: $14.44
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 2 A 240 V 28 VDC 1 Pole Pushbutton UT 6- TMC M - 30 C to + 60 C Not Illuminated
Carling Technologies CMB-033-11C3N-B-A
 Enlarge
Carling Technologies Circuit Breakers 3 AMP PLASTIC BLK
Page 2,039

Datasheet
186
In Stock
1: $3.44
10: $2.87
25: $2.73
50: $2.62
100: $2.35



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 3 A 125 V to 250 V 32 VDC 1 Pole Pushbutton CMB - 10 C to + 60 C Not Illuminated
Carling Technologies C1005B-3B151BR3
 Enlarge
Carling Technologies Circuit Breakers 15 AMPS BLK BEZEL WHT RED
Datasheet 184
In Stock
1: $2.86
25: $2.71
50: $2.49
100: $2.38
500: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal Switch Protector 15 A 125 V, 250 V 32 VDC 1 Pole Rocker C1005B 0 C to + 60 C Illuminated
Carling Technologies CMB-043-11C3N-B-A
 Enlarge
Carling Technologies Circuit Breakers 4 AMP PLASTIC BLK
Page 2,039

Datasheet
78
In Stock
1: $3.64
10: $2.61
25: $2.40
50: $2.32



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 4 A 125 V to 250 V 32 VDC 1 Pole Pushbutton CMB - 10 C to + 60 C Not Illuminated
Carling Technologies CMB-153-11C3N-B-A
 Enlarge
Carling Technologies Circuit Breakers 15 AMP PLASTIC BLK
Page 2,039

Datasheet
270
In Stock
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 VDC 1 Pole Pushbutton CMB - 10 C to + 60 C Not Illuminated
TE Connectivity Circuit Breakers 16A Push to Reset 6.35 Strt Quick Conn
Datasheet 197
In Stock
1: $6.25
10: $5.43
25: $4.71
50: $4.46
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 16 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
Carling Technologies MS1-B-10-430-2-1CB-A-A
 Enlarge
Carling Technologies Circuit Breakers Sld Toggle Cir Brkr
Datasheet 11
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 VDC 1 Pole Toggle MS Series - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W54-XB1A4A10-15
 Enlarge
TE Connectivity / P&B Circuit Breakers 15A PUSH TO RESET
Page 2,040

Datasheet
278
In Stock
1: $3.26
10: $2.99
25: $2.85
50: $2.58
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 250 V 1 Pole Pushbutton W54 0 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 2,040

Datasheet
295
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 W54 0 C to + 60 C Not Illuminated
Schneider Electric GVAE11
 Enlarge
Schneider Electric Circuit Breakers MAN-START AUX CONTACT 575VAC 1AMP
Datasheet 14
In Stock
1: $34.25
5: $33.23
10: $32.91
25: $30.80
50: View



Min.: 1
Mult.: 1


Carling Technologies AA1-B0-34-615-5D1-C
 Enlarge
Carling Technologies Circuit Breakers MAGNETIC HYDRAULIC CIRCUIT BREAKER
Page 2,038

Datasheet
20
In Stock
1: $21.82
10: $20.66
25: $19.63
50: $17.84
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 15 A 277 V 80 VDC 1 Pole Handle A Series - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W58-XC4C12A-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET ST
Page 2,041

Datasheet
67
In Stock
1: $5.20
10: $4.56
25: $4.28
50: $3.87
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XB1A4A-7
 Enlarge
TE Connectivity / P&B Circuit Breakers 7A PUSH TO RESET QC
Page 2,041

Datasheet
107
In Stock
1: $5.30
10: $4.94
25: $4.64
50: $4.19
100: $3.30



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 7 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
Qualtek QLB-203-11B3N-3BA
 Enlarge
Qualtek Circuit Breakers 20A FRT PANEL METAL .250 QC TAB
Datasheet 517
In Stock
1: $1.95
50: $1.71
100: $1.56
250: $1.48



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 20 A 125 V to 250 V 32 VDC 1 Pole Pushbutton QLB Not Illuminated
TE Connectivity / P&B W58-XB1A4A-6
 Enlarge
TE Connectivity / P&B Circuit Breakers 6A PUSH TO RESET QC
Page 2,041

Datasheet
176
In Stock
1: $5.12
10: $4.66
25: $4.27
50: $3.94
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 6 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W54-XB1A4A10-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET
Page 2,040

Datasheet
127
In Stock
1: $2.95
10: $2.74
25: $2.57
50: $2.33
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 250 V 1 Pole Pushbutton W54 0 C to + 60 C Not Illuminated
Carling Technologies CLB-353-11B3A-B-A
 Enlarge
Carling Technologies Circuit Breakers 35 AMP METAL BLK
Page 2,039

Datasheet
110
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 VDC 1 Pole Pushbutton CLB - 10 C to + 60 C Not Illuminated
Compare up to 20 parts.
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