|    Change Country Change Location USD
 
United States United States

Please confirm your currency selection:

US Dollars

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  

Manufacturer
 
Reset
 
Product
Reset
 
Product Type
Reset
 
Current Rating
Reset
 
Voltage Rating AC
Reset
 
Voltage Rating DC
Reset
 
Number of Poles
Reset
 
Actuator Type
Reset
 
Circuit Function
Reset
 
Series
Reset
 
Operating Temperature Range
Reset
 
Illuminated
Reset
 

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
Sort by Mouser Part # AscendingSort by Mouser Part # DescendingSort by Mfr. Part # AscendingSort by Mfr. Part # DescendingSort by Mfr. AscendingSort by Mfr. DescendingSort by Availability AscendingSort by Pricing AscendingSort by Pricing DescendingSort by Product AscendingSort by Product DescendingSort by Product Type AscendingSort by Product Type DescendingSort by Current Rating AscendingSort by Current Rating DescendingSort by Voltage Rating AC AscendingSort by Voltage Rating AC DescendingSort by Voltage Rating DC AscendingSort by Voltage Rating DC DescendingSort by Number of Poles AscendingSort by Number of Poles DescendingSort by Actuator Type AscendingSort by Actuator Type DescendingSort by Circuit Function AscendingSort by Circuit Function DescendingSort by Series AscendingSort by Series DescendingSort by Operating Temperature Range AscendingSort by Operating Temperature Range DescendingSort by Illuminated AscendingSort by Illuminated Descending
TE Connectivity / P&B W93-X112-40
 Enlarge
TE Connectivity / P&B Circuit Breakers 40A 3 POLE TOGGLE
Data Sheet 22
In Stock
1: $82.04
25: $70.77
50: $65.55
100: $63.94



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 40 A 277 V 3 Pole Toggle Series trip W9 - 40 C to + 85 C Not Illuminated
Phoenix Contact 0903022
 Enlarge
Phoenix Contact Circuit Breakers EC-E1 0,5A 0.5A, N/O SIGNAL CNT
Data Sheet 72
In Stock
1: $85.59
10: $78.12
25: $76.07
50: $73.57
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
Phoenix Contact 0903023
 Enlarge
Phoenix Contact Circuit Breakers EC-E1 1A 1 A, N/O SIGNAL CNT
Page 2,803

Data Sheet
36
In Stock
1: $85.59
10: $78.12
25: $76.07
50: $73.57
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
Schurter 4404.0005
 Enlarge
Schurter Circuit Breakers 12A 240V AC / 48V DC SNAP-IN MOUNT
Page 2,803

Data Sheet
2,195
In Stock
1: $1.96
10: $1.86
25: $1.74
50: $1.63
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 12 A 240 V 48 V 1 Pole Pushbutton T9 - 5 C to + 60 C Not Illuminated
Carling Technologies CTB-B-B-05 Carling Technologies Circuit Breakers 5 AMP 50VDC PNL MNT
Page 2,039

Data Sheet
1,344
In Stock
1: $2.09
10: $1.72
25: $1.62
50: $1.57



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 5 A 250 V 32 V 1 Pole Rocker CTB - 10 C to + 60 C Not Illuminated
Schurter 4404.0101
 Enlarge
4404.0101

New Product
New Product


Schurter Circuit Breakers 1 pole 8A THT Term for PCB mounting
Page 2,043

Data Sheet
1,779
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 8 A 240 V 48 V 1 Pole Pushbutton Trip Free T9-823 - 5 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

Data Sheet
918
In Stock
More Info Available
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 V 1 Pole Pushbutton C - 10 C to + 60 C Not Illuminated
Schurter TS-701-HT-25P
 Enlarge
Schurter Circuit Breakers 25A Thermal Reset 1-pole w/ nut
Data Sheet 745
In Stock
1: $3.89
10: $3.46
25: $3.10
50: $2.94
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 4430.2078
 Enlarge
Schurter Circuit Breakers TA45 BLK ROCKER 10A
Page 2,043

Data Sheet
430
In Stock
More Info Available
1: $17.84
10: $15.86
25: $15.23
50: $14.47



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 10 A 240 V 60 V 2 Pole Rocker ON/OFF TA45 - 10 C to + 55 C
Schurter 4430.1089
 Enlarge
Schurter Circuit Breakers TA45 BLK ROCKER 15A
Page 2,043

Data Sheet
258
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 Pole Rocker ON/OFF TA45 - 10 C to + 55 C
Schurter 4430.2305
 Enlarge
Schurter Circuit Breakers TA45 ORANGE RCKR 15A
Page 2,043

Data Sheet
214
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 Pole Rocker ON/OFF TA45 - 10 C to + 55 C
Schurter 4430.2304
 Enlarge
Schurter Circuit Breakers TA45 ORANGE RCKR 10A
Page 2,043

Data Sheet
227
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 Pole Rocker ON/OFF TA45 - 10 C to + 55 C
Carling Technologies CA2-B0-34-630-121-D
 Enlarge
Carling Technologies Circuit Breakers 30 A TWO POLE
Page 2,038

Data Sheet
94
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 30 A 277 V 80 V 2 Pole Handle Series Trip (Current) C - 40 C to + 85 C Not Illuminated
Carling Technologies CA2-B0-34-620-121-D
 Enlarge
Carling Technologies Circuit Breakers 20 A TWO POLE
Page 2,038

Data Sheet
34
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 Pole Handle Series Trip (Current) C - 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 2,038

Data Sheet
105
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 Pole Handle Series Trip (Current) E - 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 2,038

Data Sheet
49
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 Pole Handle Series Trip (Current) E - 40 C to + 85 C Not Illuminated
Altech 1BU3R
 Enlarge
Altech Circuit Breakers 3A B Characteristic UL 1077 1 POLE
Page 2,802

Data Sheet
372
In Stock
1: $12.00
10: $10.23
50: $10.19
100: $9.98
250: View



Min.: 1
Mult.: 1
Circuit Protection Devices B-Trip 3 A 277 V 1 Pole Handle Supplementary Protectors R 0 C to + 40 C Not Illuminated
Altech 3DU6R
 Enlarge
Altech Circuit Breakers 6A D Characteristic UL 1077 3 POLE
Page 2,802

Data Sheet
179
In Stock
1: $34.62
10: $31.41
50: $29.48
100: $28.89
250: View



Min.: 1
Mult.: 1
Circuit Protection Devices D-Trip 6 A 277 V 3 Pole Handle Supplementary Protectors R - 25 C to + 60 C Not Illuminated
Altech RP2203 Altech Circuit Breakers 2POLE UNDELAY TRIP 25A 30mA 2MOD RCCB
Data Sheet 62
In Stock
1: $98.64
10: $81.54
50: $76.45
100: $74.58



Min.: 1
Mult.: 1
Earth Leakage Circuit Breakers Earth Leakage / Ground Fault 25 A 230 V 2 Pole Handle RP - 25 C to + 40 C Not Illuminated
TE Connectivity / P&B W33-T2N1Q-10
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER THERMAL
Data Sheet 75
In Stock
1: $27.67
5: $24.85
10: $22.93
25: $19.08
50: View



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 10 A 250 V 50 V 2 Pole Rocker Series Trip Overload Sensing W33 Not Illuminated
Bussmann / Eaton 185080F-01-1
 Enlarge
Bussmann / Eaton Circuit Breakers 80-AMP BREAKER
Data Sheet 60
In Stock
1: $48.48
10: $46.28
100: $44.08
250: $41.87
500: View



Min.: 1
Mult.: 1
No

Thermal Circuit Breakers High Amp 80 A 30 V 1 Pole 18X Hi-Amp - 32 C to + 82 C Not Illuminated
Schneider Electric GV2ME16
 Enlarge
Schneider Electric Circuit Breakers MAN-START 600VAC 14AMP IEC
Data Sheet 10
In Stock
1: $201.39
5: $185.57
10: $182.02
25: $177.06
50: View



Min.: 1
Mult.: 1


Thermal Magnetic Circuit Breakers Circuit Breakers 14 A 690 V 3 Pole Pushbutton Motor Protection - 20 C to + 60 C
Schneider Electric GV3ME80
 Enlarge
Schneider Electric Circuit Breakers MAN-START 600VAC 80AMP IEC
Data Sheet 3
In Stock
1: $609.02
5: $588.85
10: $568.68
25: View



Min.: 1
Mult.: 1


Thermal Magnetic Circuit Breakers Circuit Breakers 80 A 690 V 3 Pole Pushbutton Motor Protection - 20 C to + 60 C
TE Connectivity W57-XJ2A22B10-20M
 Enlarge
TE Connectivity Circuit Breakers W57-XJ2A22B10-20M
Data Sheet 821
In Stock
1: $1.58
100: $1.44
500: $1.31
1,000: $1.22
2,000: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 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 2,040

Data Sheet
1,069
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 Series trip W57 0 C to + 60 C Not Illuminated
Compare up to 20 parts.
7497
Images are for reference only
See Product Specifications