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 Carling Technologies, E-T-A Circuit Breakers, Phoenix Contact, Sensata, Siemens, TE Connectivity, Weidmuller & more.
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Please view our large selection of circuit breakers below.
Results: 68,200
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 Mfr.
Description Datasheet Availability Pricing (MYR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Product
Type
Current Rating
Voltage Rating AC
Voltage Rating DC
Number of Poles
Actuator Type
Minimum Operating Temperature
Maximum Operating Temperature
Illuminated
Packaging
Phoenix Contact Circuit Breakers PTCB E1 48DC/2A NO
Datasheet
12In Stock
Min.: 1
Mult.: 1
PTCB 48 V DC Circuit Breakers 2 A 48 VDC 1 Pole - 30 C + 60 C Bulk
E-T-A Circuit Breakers
Datasheet
1In Stock
Min.: 1
Mult.: 1
Circuit Breakers Battery Isolation Switch 240 A 12 VDC 1 Pole Toggle - 40 C + 75 C Non-Illuminated
E-T-A Circuit Breakers
Datasheet
6In Stock
Min.: 1
Mult.: 1
8345 Hydraulic-Magnetic Circuit Breakers Hydraulic-Magnetic 10 A 240 VAC, 415 VAC 80 VDC 1 Pole Toggle - 40 C + 85 C Non-Illuminated


Phoenix Contact Circuit Breakers CAPAROC E2 12-24DC/2-10A
Datasheet
219In Stock
Min.: 1
Mult.: 1

Circuit Breakers Electronic 10 A 24 VDC 2 Pole Lever - 30 C + 65 C Non-Illuminated
Phoenix Contact Circuit Breakers EC-E1 6A 6 A, N/O SIGNAL CNT
Datasheet
140In Stock
Min.: 1
Mult.: 1

EC-E Circuit Breakers Electronic 6 A 24 VDC 1 Pole Slide 0 C + 50 C Non-Illuminated Bulk
Phoenix Contact Circuit Breakers CBMC E4 24DC/1-4A+ IOL
Datasheet
112In Stock
Min.: 1
Mult.: 1

Circuit Breakers Electronic 1 A to 4 A 24 VDC 4 Pole - 25 C + 60 C Illuminated
Phoenix Contact Circuit Breakers CBMC E4 24DC/1-10A IOL
Datasheet
108In Stock
Min.: 1
Mult.: 1

Circuit Breakers Electronic 1 A to 10 A 24 VDC 4 Pole - 25 C + 60 C Illuminated
Phoenix Contact Circuit Breakers CBMC E4 24DC/1-10ANO
Datasheet
Product Comments
479In Stock
Min.: 1
Mult.: 1

CBMC Circuit Breakers Electronic 40 A 24 VDC 4 Pole - 25 C + 60 C Illuminated


Phoenix Contact Circuit Breakers CBM E4 24DC/0.5-10A NO-R
Datasheet
190In Stock
Min.: 1
Mult.: 1

Circuit Breakers Electronic 40 A 24 VDC 4 Pole - 25 C + 70 C Non-Illuminated Bulk
TE Connectivity / P&B Circuit Breakers 10A 2-P Illum Amber P1 & P2 Trip QC
Datasheet
231In Stock
Min.: 1
Mult.: 1

W33 Circuit Breakers Thermal 10 A 250 VAC 50 VDC 2 Pole Rocker - 20 C + 60 C Illuminated
E-T-A 8340-F920-P1M2-ALH0-30A
E-T-A Circuit Breakers
Datasheet
43In Stock
Min.: 1
Mult.: 1
Hydraulic-Magnetic Circuit Breakers Thermal-Magnetic 30 A 240 VAC, 415 VAC 80 VDC 2 Pole Toggle - 40 C + 85 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 7A PUSH TO RESET
Datasheet
11,567In Stock
Min.: 1
Mult.: 1

W28 Thermal Magnetic Circuit Breakers Thermal-Magnetic 7 A 250 VAC 32 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated Tray


Weidmuller Circuit Breakers MCB 489 1P D 30A ACDC
Datasheet
2,218In Stock
Min.: 1
Mult.: 1
MCB Circuit Breakers Thermal-Magnetic 30 A 277 VAC 60 VDC 1 Pole Lever - 35 C + 70 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 30AMP 277VAC TOGGLE 2 POLE
Datasheet
215In Stock
Min.: 1
Mult.: 1

W6 Hydraulic-Magnetic Circuit Breakers Hydraulic-Magnetic 30 A 277 VAC 2 Pole Toggle - 40 C + 85 C Non-Illuminated
Omron Automation and Safety Circuit Breakers DC-Circuit Protector, 8 output
Datasheet
34In Stock
Min.: 1
Mult.: 1
S8V-CP Circuit Breakers Electronic 10 A 24 VDC 8 Pole Button - 25 C + 70 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 3A PUSH TO RESET ST
Datasheet
3,560In Stock
Min.: 1
Mult.: 1

W58 Thermal Magnetic Circuit Breakers Thermal-Magnetic 3 A 250 VAC 50 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 20A 2 POLE 2 TOGGLE
Datasheet
185In Stock
Min.: 1
Mult.: 1

W6 Hydraulic-Magnetic Circuit Breakers Hydraulic-Magnetic 20 A 277 VAC 2 Pole Toggle - 40 C + 85 C Non-Illuminated

Analog Devices Circuit Breakers 65V Dual ECB
Datasheet
1,066In Stock
Min.: 1
Mult.: 1

LTC4249 Circuit Breakers Current Monitor 1 mA 65 VDC 2 Pole - 40 C + 125 C Non-Illuminated Tray

Weidmuller Circuit Breakers MCB 489 3P C 63A ACDC
Datasheet
86In Stock
Min.: 1
Mult.: 1
MCB Circuit Breakers Thermal-Magnetic 63 A 277 VAC 60 VDC 3 Pole Lever - 35 C + 70 C Non-Illuminated
Siemens Circuit Breakers BRKR 3VA52 3P 250A 35KA FTFM
Datasheet
1In Stock
Min.: 1
Mult.: 1
3VA52 Circuit Breakers System Protection 250 A 690 VAC 750 VDC 3 Pole Paddle - 25 C + 70 C Non-Illuminated
Analog Devices Circuit Breakers DFN-8 Low Voltage, No Rsense Hot Swap Co
Datasheet
3,139In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

LTC4213 Circuit Breakers No Rsense 1.6 mA 2.3 VDC to 6 VDC 1 Pole - 40 C + 85 C Non-Illuminated Reel, Cut Tape, MouseReel
Analog Devices Circuit Breakers 65V Dual ECB
Datasheet
436In Stock
Min.: 1
Mult.: 1

LTC4249 Circuit Breakers Current Monitor 1 mA 65 VDC 2 Pole - 40 C + 125 C Non-Illuminated Tray
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 15A WH
Datasheet
50In Stock
Min.: 1
Mult.: 1

W6 Hydraulic-Magnetic Circuit Breakers Hydraulic-Magnetic 15 A 277 VAC 2 Pole Toggle - 40 C + 85 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 72C 16A
Datasheet
74In Stock
Min.: 1
Mult.: 1

TMC 7 Circuit Breakers Thermomagnetic 16 A 277 VAC 125 VDC 2 Pole Lever - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers CB E1 24DC/2A S-C P
Datasheet
118In Stock
Min.: 1
Mult.: 1

CB E1 Circuit Breakers Thermomagnetic 2 A 24 VDC 1 Pole - 25 C + 50 C Non-Illuminated