Circuit Breakers

Circuit Breakers
Circuit breakers are available at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many circuit breaker manufacturers including ABB, Carling Technologies, Eaton, E-T-A Circuit Breakers, Phoenix Contact, Sensata, Siemens, TE Connectivity & more.
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Please view our large selection of circuit breakers below.
Results: 151,543
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Description Datasheet Availability Pricing (SGD) 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
E-T-A 8345-C11A-U3M1-DB1B2B-8A
E-T-A Circuit Breakers
Datasheet
8345 Hydraulic Magnetic Circuit Breaker Hydraulic Magnetic 8 A 240 VAC, 415 VAC 80 VDC 1 Pole Toggle - 40 C + 85 C Non-Illuminated
AIRPAX R21-61-7.50A-W02EV
AIRPAX Circuit Breakers
Datasheet
Thermal Circuit Breaker Thermal 7.5 A 2 Pole Rocker - 40 C + 85 C Non-Illuminated

E-T-A Circuit Breakers Single pole compact high performance thermal circuit breaker with tease-free, trip-free, snap action mechanism and push/pull on/off manual actuation (M-type TO CBE to EN 60934). An indicator band on the push button clearly shows the tripped/off posit
Datasheet
53In Stock
Min.: 1
Mult.: 1

482 Thermal Circuit Breaker Thermal 40 A 115 VAC 28 VDC 1 Pole Push-Pull - 55 C + 75 C Non-Illuminated


Weidmuller Circuit Breakers 201-T3-6A
Datasheet

CB4201 AC
E-T-A Circuit Breakers Miniaturised double pole thermal circuit breaker with push-to-reset tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934). Threadneck panel mounting. Suitable for line and neutral switching - the thermal actuator op
Datasheet
71In Stock
Min.: 1
Mult.: 1

1140 Miniature Circuit Breaker Overcurrent Protection 15 A 240 VAC 48 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated
E-T-A Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double
Datasheet
190In Stock
Min.: 1
Mult.: 1

3130-F Thermal Overcurrent 12 A 415 VAC 50 VDC 2 Pole Rocker - 30 C + 60 C Illuminated
E-T-A Circuit Breakers Miniaturised single pole press-to-reset cycling trip free thermal circuit breaker designed for automotive fuse block installation. Extends the benefits of circuit breaker performance and convenience to applications which are cost cri
Datasheet
402In Stock
Min.: 1
Mult.: 1

1610 Miniature Circuit Breaker Automotive 15 A 24 VDC 1 Pole Push to Reset - 40 C + 85 C Non-Illuminated
E-T-A Circuit Breakers 1077, 1p, DN, 24VDC, N/O Aux, 3.6A
Datasheet
40In Stock
Min.: 1
Mult.: 1

ESS31-T Circuit Breaker Electronic 3.6 A 24 VDC 1 Pole Pushbutton 0 C + 50 C Illuminated


AIRPAX Circuit Breakers Cir Brkr Hyd Mag
Datasheet
7In Stock
Min.: 1
Mult.: 1

Circuit Breaker Manual Motor Controller 125 VDC 3 Pole Lever - 40 C + 85 C Non-Illuminated
E-T-A Circuit Breakers Miniaturised single pole thermal circuit breaker with push-to-reset tease free, trip-free, snap action mechanism (R-type TO CBE to EN 60934), threadneck mounting. Approved to CBE standard EN 60934 (IEC 60934). For higher current rati
Datasheet
183In Stock
50On Order
Min.: 1
Mult.: 1

106-M2 Thermal Circuit Breaker Overcurrent Protection 3 A 240 VAC 48 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated
E-T-A Circuit Breakers Single pole thermal circuit breaker with press-to-reset, tease-free, trip-free, snap action mechanism. Type 2-5700 can be supplied as a push-push switch/circuit breaker (R-type TO CBE to EN 60934 in press-to-reset configuration; S-typ
Datasheet
78In Stock
Min.: 1
Mult.: 1

2-5700 Thermal Circuit Breaker Overcurrent Protection 38 A 250 VAC 28 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated

Phoenix Contact Circuit Breakers CB TM1 6A F1 P
Datasheet
34In Stock
Min.: 1
Mult.: 1

CB TM1 6 A 240 VAC, 277 VAC 50 VDC 1 Pole Slide - 30 C + 60 C Non-Illuminated
AIRPAX Circuit Breakers CIRCUIT BREAKER
Datasheet
13In Stock
Min.: 1
Mult.: 1

IEG Hydraulic Magnetic Circuit Breaker Hydraulic Magnetic Handle
E-T-A 482-G323-J1M1-B2S1-4A
E-T-A Circuit Breakers
482-G Thermal Circuit Breaker 4 A 115 VAC 28 VDC 1 Pole Push-Pull - 55 C + 75 C Non-Illuminated
AIRPAX IULNK1-1REC4-52-50.0-A
AIRPAX Circuit Breakers Cir Brkr,HydMag
Datasheet
5In Stock
2On Order
Min.: 1
Mult.: 1
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 15A WH
Datasheet
32In Stock
Min.: 1
Mult.: 1

W6 Hydraulic Magnetic Circuit Breaker Hydraulic Magnetic 15 A 277 VAC 2 Pole Toggle - 40 C + 85 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers M6/M7/M9/W6/W7
Datasheet
22In Stock
Min.: 1
Mult.: 1

W9 Hydraulic Magnetic Circuit Breaker Hydraulic Magnetic 30 A 277 VAC 3 Pole Toggle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers CIRCUIT BREAKER
Datasheet
2In Stock
Min.: 1
Mult.: 1
No
AIRPAX Circuit Breakers CIRCUIT BREAKER
Datasheet
3In Stock
More Info Available
Min.: 1
Mult.: 1
No
AP Circuit Breaker 5 A 250 VAC 50 VDC 1 Pole Toggle Non-Illuminated
Hartland Controls / Littelfuse Circuit Breakers 120/240V 40A 2P CIRCUIT BREAKER, LUGS/QUICK CONNECT
Datasheet

HCB 40 A 120 VAC, 240 VAC 2 Pole Bulk
Hartland Controls / Littelfuse Circuit Breakers 120/240V 15A 3P CIRCUIT BREAKER, LUGS/QUICK CONNECT
Datasheet

HCB 15 A 120 VAC, 240 VAC 3 Pole Bulk
Hartland Controls / Littelfuse Circuit Breakers 120/240V 25A 3P CIRCUIT BREAKER, LUGS/QUICK CONNECT
Datasheet

HCB 25 A 120 VAC, 240 VAC 3 Pole Bulk
Hartland Controls / Littelfuse Circuit Breakers 120/240V 30A 3P CIRCUIT BREAKER, LUGS/QUICK CONNECT
Datasheet

HCB 30 A 120 VAC, 240 VAC 3 Pole Bulk
Hartland Controls / Littelfuse Circuit Breakers 120/240V 35A 3P CIRCUIT BREAKER, LUGS/QUICK CONNECT
Datasheet

HCB 35 A 120 VAC, 240 VAC 3 Pole Bulk
Hartland Controls / Littelfuse Circuit Breakers 120/240V 45A 3P CIRCUIT BREAKER, LUGS
Datasheet

HCB 45 A 120 VAC, 240 VAC 3 Pole Bulk