Contact Mouser (USA)  (800) 346-6873     |     Feedback        
View Cart     |     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 7,489 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
Phoenix Contact 0902043
Enlarge
Phoenix Contact Circuit Breakers TMC 61C 03A Data Sheet 8
In Stock
1: $28.83
10: $26.32
25: $25.63
50: $24.78
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 3 A 240 V, 415 V 1 Pole Handle TMC 60 Not Illuminated
Phoenix Contact 0902069
Enlarge
Phoenix Contact Circuit Breakers TMC 61C 06A 6A CIRCUIT BREAKER Data Sheet 9
In Stock
1: $28.83
10: $26.32
25: $25.63
50: $24.78
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 6 A 1 Pole Toggle TMC 60 Not Illuminated
Phoenix Contact 0902014
Enlarge
Phoenix Contact Circuit Breakers TMC 61C 0.5A Data Sheet 20
In Stock
1: $28.83
10: $26.32
25: $25.63
50: $24.78
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 500 mA 240 V, 415 V 1 Pole Handle TMC 60 Not Illuminated
Carling Technologies MF1-B-34-620-3-MD2-B-C
Enlarge
Carling Technologies Circuit Breakers 20 A ONE POLE AMBER Data Sheet 27
In Stock
1: $29.36
10: $22.98
25: $22.22
50: $20.20



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 20 A 125 V, 250 V 80 V 1 Pole Rocker Series Trip (Current) M - 40 C to + 85 C Illuminated
Carling Technologies AC1-B0-34-610-1G1-C
Enlarge
Carling Technologies Circuit Breakers 10 A ONE POLE Page 2,021

Data Sheet
14
In Stock
1: $30.01
10: $21.26
25: $19.63
50: $17.51



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 277 V 80 V 1 Pole Rocker Series Trip (Current) A - 40 C to + 85 C Not Illuminated
Carling Technologies AC1-B0-34-610-1G2-C
Enlarge
Carling Technologies Circuit Breakers 10 A ONE POLE ISO M3x5Mmm Data Sheet 23
In Stock
1: $30.01
10: $27.51
25: $26.26
50: $25.01
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 277 V 80 V 1 Pole Rocker Series Trip (Current) A - 40 C to + 85 C Not Illuminated
Carling Technologies C11-B0-34-640-131-E
Enlarge
Carling Technologies Circuit Breakers 40A ONE POLE FLAT ROCKER RED Data Sheet 20
In Stock
1: $30.08
25: $29.08
50: $26.44
100: $25.78
500: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 40 A 277 V 80 V 1 Pole Rocker Series Trip (Current) C - 55 C to + 85 C Not Illuminated
Carling Technologies C11-B0-34-645-131-E
Enlarge
Carling Technologies Circuit Breakers 45A ONE POLE FLAT ROCKER RED Data Sheet 19
In Stock
1: $30.08
25: $29.08
50: $26.44
100: $25.78
500: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 45 A 277 V 80 V 1 Pole Rocker Series Trip (Current) C - 55 C to + 85 C Not Illuminated
Carling Technologies C11-B0-34-450-131-E
Enlarge
Carling Technologies Circuit Breakers 5A ONE POLE FLAT ROCKER RED Data Sheet 9
In Stock
1: $30.08
25: $29.08
50: $26.44
100: $25.78
500: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 5 A 277 V 80 V 1 Pole Rocker Series Trip (Current) C - 55 C to + 85 C Not Illuminated
Carling Technologies C11-B0-34-615-131-E
Enlarge
Carling Technologies Circuit Breakers 15A ONE POLE FLAT ROCKER RED Data Sheet 20
In Stock
1: $30.08
25: $29.08
50: $26.44
100: $25.78
500: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 15 A 277 V 80 V 1 Pole Rocker Series Trip (Current) C - 55 C to + 85 C Not Illuminated
Carling Technologies C11-B0-34-630-131-E
Enlarge
Carling Technologies Circuit Breakers 30A ONE POLE FLAT ROCKER RED Data Sheet 15
In Stock
1: $30.08
25: $29.08
50: $26.44
100: $25.78
500: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 30 A 277 V 80 V 1 Pole Rocker Series Trip (Current) C - 55 C to + 85 C Not Illuminated
Carling Technologies C11-B0-34-635-131-E
Enlarge
Carling Technologies Circuit Breakers 35A ONE POLE FLAT ROCKER RED Data Sheet 20
In Stock
1: $30.08
25: $29.08
50: $26.44
100: $25.78
500: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 35 A 277 V 80 V 1 Pole Rocker Series Trip (Current) C - 55 C to + 85 C Not Illuminated
Carling Technologies C11-B0-34-610-131-E
Enlarge
Carling Technologies Circuit Breakers 10A ONE POLE FLAT ROCKER RED Data Sheet 17
In Stock
1: $30.08
25: $29.08
50: $26.44
100: $25.78
500: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 277 V 80 V 1 Pole Rocker Series Trip (Current) C - 55 C to + 85 C Not Illuminated
Carling Technologies CA1-B0-34-630-121-D
Enlarge
Carling Technologies Circuit Breakers 30 A ONE POLE Page 2,021

Data Sheet
10
In Stock
1: $30.28
10: $21.45
25: $19.81
50: $16.70
100: $15.85



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 30 A 277 V 80 V 1 Pole Handle Series Trip (Current) C - 55 C to + 85 C Not Illuminated
Schurter 4430.2303
Enlarge
Schurter Circuit Breakers TA45 ORANGE RCKR 5 A Page 2,026

Data Sheet
12
In Stock
1: $31.14
10: $27.69
25: $24.90
50: $23.52
100: $21.12



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 5 A 240 V 60 V 2 Poles Rocker ON/OFF TA45 - 10 C to + 55 C
Carling Technologies MF1-B-34-615-1-BB6-B-C
Enlarge
Carling Technologies Circuit Breakers 15 A 1 Pole ILLUM Data Sheet 16
In Stock
1: $32.17
10: $21.37
25: $19.59
50: $17.20



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 15 A 125 V, 250 V 80 V 1 Pole Rocker Series Trip (Current) M - 40 C to + 85 C Illuminated
Schurter Circuit Breakers CBE TA45-A323L200C0 Data Sheet 17
In Stock
1: $32.61



Min.: 1
Mult.: 1
TA45
Schurter Circuit Breakers CBE TA45-A324L200C0 Data Sheet 19
In Stock
1: $32.61



Min.: 1
Mult.: 1
TA45
Schurter 4430.2259
Enlarge
Schurter Circuit Breakers 2-Pole illum clear w/ ON/OFF switch Data Sheet 12
In Stock
1: $32.68
10: $29.06
25: $26.15
50: $24.70
100: $21.12



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 5 A 240 V 60 V 2 Poles Rocker ON/OFF TA45 - 10 C to + 55 C
Carling Technologies MF1-B-34-615-1-DB7-B-C
Enlarge
Carling Technologies Circuit Breakers 15 A ONE POLE ILLUM Data Sheet 9
In Stock
1: $32.73
10: $23.18
25: $21.41
50: $19.09



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 15 A 125 V, 250 V 80 V 1 Pole Rocker Series Trip (Current) M - 40 C to + 85 C Illuminated
Carling Technologies CA1-B0-12-660-321-C
Enlarge
CA1-B0-12-660-321-C

New At Mouser
New At Mouser


Carling Technologies Circuit Breakers Data Sheet 5
In Stock
1: $35.41



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller C
Carling Technologies AK1-B0-12-610-121-D
Enlarge
Carling Technologies Circuit Breakers CIRCUIT BREAKER Data Sheet 10
In Stock
1: $35.60
10: $22.59
25: $20.65
50: $18.25
100: $16.16



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 277 V 80 V 1 Pole Rocker Series Trip (Current) A - 40 C to + 85 C Not Illuminated
Schurter Circuit Breakers ACCY MOD RELAY 20-48VAC/DC Data Sheet 8
In Stock
1: $37.95
10: $33.74
25: $30.36
50: $29.81
100: $21.85



Min.: 1
Mult.: 1
Thermal Magnetic Circuit Breakers Relay Trip Module 20 V 48 V 1 Pole Toggle Remote Trip AS168X Not Illuminated
Schurter Circuit Breakers CBE TA45 ABTWF200U4-838 Data Sheet 14
In Stock
1: $40.96



Min.: 1
Mult.: 1
TA45
Phoenix Contact 2800839
Enlarge
2800839

New Product
New Product


Phoenix Contact Circuit Breakers CB TM1 4A SFB P Page 2,025

Data Sheet
11
In Stock
1: $41.84
10: $38.19
25: $37.19
50: $35.96
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 4 A 240 V, 277 V 50 V 1 Pole Slide Trip Free CB TM1 - 30 C to + 60 C Not Illuminated
Compare up to 20 parts.
7489