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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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Part #

Circuit Breakers Very cost effective design to meet international requirements. No exposed metal parts which are current-carrying except for terminals. R-type TO CBE to EN 60934. Units built to order. For requests under 500 pcs contact Customer Servi

1658-F01-00-P10-20A
E-T-A
1: £2.33
1,910In Stock

Mfr. Part No.
1658-F01-00-P10-20A

Mouser Part No
457-1658F0100P1020A

E-T-A

Datasheet

1,910In Stock

£2.33

Min.: 1
Mult.: 1

1658

Thermal Circuit Breaker

Overcurrent Protection

20 A

240 VAC

28 VDC

1 Pole

Push to Reset

- 20 C

+ 60 C

Non-Illuminated

1658-G21-02-P10-5A
E-T-A
1: £5.31
532In Stock
500On Order

Mfr. Part No.
1658-G21-02-P10-5A

Mouser Part No
457-1658G2102P105A

E-T-A

Datasheet

532In Stock

500On Order

£5.31

£5.06

£4.88

£3.79

View

Min.: 1
Mult.: 1

1658

Thermal Circuit Breaker

Overcurrent Protection

5 A

240 VAC

28 VDC

1 Pole

Push to Reset

- 20 C

+ 60 C

Non-Illuminated

Circuit Breakers TMC 72B 03A

1019932
Phoenix Contact
1: £25.23
71In Stock
69On Order

Mfr. Part No.
1019932

Mouser Part No
651-1019932

Phoenix Contact

Circuit Breakers TMC 72B 03A

Learn More

Datasheet

71In Stock

69On Order

£25.23

Min.: 1
Mult.: 1

TMC 7

Circuit Breaker

Thermal Magnetic

3 A

277 VAC

125 VDC

2 Pole

Lever

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers TMC 73C 30A

1020030
Phoenix Contact
1: £43.00
43In Stock
48On Order

Mfr. Part No.
1020030

Mouser Part No
651-1020030

Phoenix Contact

Circuit Breakers TMC 73C 30A

Learn More

Datasheet

43In Stock

48On Order

£43.00

Min.: 1
Mult.: 1

TMC 7

Circuit Breaker

Thermal Magnetic

30 A

277 VAC

3 Pole

Lever

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers TMC 82B 50A

2907535
Phoenix Contact
1: £40.13
36In Stock

Mfr. Part No.
2907535

Mouser Part No
651-2907535

Phoenix Contact

Circuit Breakers TMC 82B 50A

Learn More

Datasheet

36In Stock

£40.13

Min.: 1
Mult.: 1

TMC 8

- 35 C

+ 70 C

Circuit Breakers TMC 83C 01A

2907607
Phoenix Contact
1: £38.63
41In Stock

Mfr. Part No.
2907607

Mouser Part No
651-2907607

Phoenix Contact

Circuit Breakers TMC 83C 01A

Learn More

Datasheet

41In Stock

£38.63

£35.53

Min.: 1
Mult.: 1

TMC 8

Circuit Breaker

Thermal Magnetic

1 A

240 VAC

3 Pole

Lever

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers TMC 81D 40A

2907645
Phoenix Contact
1: £20.07
69In Stock

Mfr. Part No.
2907645

Mouser Part No
651-2907645

Phoenix Contact

Circuit Breakers TMC 81D 40A

Learn More

Datasheet

69In Stock

£20.07

Min.: 1
Mult.: 1

TMC 8

Circuit Breaker

Thermal Magnetic

40 A

120 VAC

60 VDC

1 Pole

Lever

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers DC-Circuit Protector,4 out,UL2

S8V-CP0424S
Omron Automation and Safety
1: £309.21
21In Stock

Mfr. Part No.
S8V-CP0424S

Mouser Part No
653-S8V-CP0424S

Omron Automation and Safety

Circuit Breakers DC-Circuit Protector,4 out,UL2

Learn More

Datasheet

21In Stock

£309.21

£281.46

£261.29

Min.: 1
Mult.: 1

S8V-CP

Circuit Breaker

Electronic

3.8 A

24 VDC

4 Pole

Pushbutton

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers 10A 2-P Illum Amber P1 & P2 Trip QC

W33-T4B1Q-10
TE Connectivity / P&B
1: £81.24
218In Stock

Mfr. Part No.
W33-T4B1Q-10

Mouser Part No
655-W33-T4B1Q-10

TE Connectivity / P&B

Circuit Breakers 10A 2-P Illum Amber P1 & P2 Trip QC

Datasheet

218In Stock

£81.24

£72.74

£71.45

£61.98

£61.54

Min.: 1
Mult.: 1

W33

Circuit Breaker

Thermal

10 A

250 VAC

50 VDC

2 Pole

Rocker

- 20 C

+ 60 C

Illuminated

Circuit Breakers 30A 3 POLE 3 TOGGLE

W69-X2Q12-30
TE Connectivity / P&B
1: £152.58
47In Stock

Mfr. Part No.
W69-X2Q12-30

Mouser Part No
655-W69-X2Q12-30

TE Connectivity / P&B

Circuit Breakers 30A 3 POLE 3 TOGGLE

Datasheet

47In Stock

£152.58

£129.31

£128.85

Min.: 1
Mult.: 1

Hydraulic Magnetic Circuit Breaker

Hydraulic Magnetic

30 A

277 VAC

3 Pole

Toggle

- 40 C

+ 85 C

Non-Illuminated

Bulk

1658-G21-00-P10-5A
E-T-A
1: £5.24
454In Stock

Mfr. Part No.
1658-G21-00-P10-5A

Mouser Part No
457-1658G2100P105A

E-T-A

Datasheet

454In Stock

£5.24

£4.88

£4.70

£3.55

View

Min.: 1
Mult.: 1

1658

Thermal Circuit Breaker

Overcurrent Protection

5 A

240 VAC

28 VDC

1 Pole

Push to Reset

- 20 C

+ 60 C

Non-Illuminated

1658-G21-01-P10-5A
E-T-A
1: £5.32
463In Stock
250On Order

Mfr. Part No.
1658-G21-01-P10-5A

Mouser Part No
457-1658G2101P105A

E-T-A

Datasheet

463In Stock

250On Order

£5.32

£4.40

£4.07

£3.37

View

Min.: 1
Mult.: 1

1658

Thermal Circuit Breaker

Overcurrent Protection

5 A

240 VAC

28 VDC

1 Pole

Push to Reset

- 20 C

+ 60 C

Non-Illuminated

Circuit Breakers CIRCUIT BRKR 15A 12V

30055-15
Cole Hersee
1: £12.17
1,012In Stock
739On Order

Mfr. Part No.
30055-15

Mouser Part No
576-30055-15

Cole Hersee

Circuit Breakers CIRCUIT BRKR 15A 12V

Datasheet

1,012In Stock

739On Order

£12.17

£8.63

£7.62

£6.58

£6.38

Min.: 1
Mult.: 1

Box-Style Circuit Breakers

Circuit Breaker

Auto Reset

15 A

12 VDC

1 Pole

Non-Illuminated

Bulk

Circuit Breakers TMC 71C 50A

1019990
Phoenix Contact
1: £12.61
126In Stock
144On Order

Mfr. Part No.
1019990

Mouser Part No
651-1019990

Phoenix Contact

Circuit Breakers TMC 71C 50A

Learn More

Datasheet

126In Stock

144On Order

£12.61

Min.: 1
Mult.: 1

TMC 7

Circuit Breaker

Thermal Magnetic

50 A

277 VAC

60 VDC

1 Pole

Lever

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers TMC 72D 50A

1020079
Phoenix Contact
1: £25.23
72In Stock

Mfr. Part No.
1020079

Mouser Part No
651-1020079

Phoenix Contact

Circuit Breakers TMC 72D 50A

Learn More

Datasheet

72In Stock

£25.23

Min.: 1
Mult.: 1

TMC 7

Circuit Breaker

Thermal Magnetic

50 A

277 VAC

125 VDC

2 Pole

Lever

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers CB TM1 16A M1 P

2800856
Phoenix Contact
1: £35.61
50In Stock

Mfr. Part No.
2800856

Mouser Part No
651-2800856

Phoenix Contact

Circuit Breakers CB TM1 16A M1 P

Learn More

Datasheet

50In Stock

£35.61

Min.: 1
Mult.: 1

CB TM1

Circuit Breaker

Thermal Magnetic

16 A

50 VDC

1 Pole

Slide

- 30 C

+ 60 C

Non-Illuminated

Circuit Breakers TMC 82B 30A

2907531
Phoenix Contact
1: £40.13
36In Stock

Mfr. Part No.
2907531

Mouser Part No
651-2907531

Phoenix Contact

Circuit Breakers TMC 82B 30A

Learn More

Datasheet

36In Stock

£40.13

Min.: 1
Mult.: 1

TMC 8

- 35 C

+ 70 C

Circuit Breakers W92-X112-25 M6/M7/M9/W6/W7

7-1393254-4
TE Connectivity / AMP
1: £138.06
72In Stock

Mfr. Part No.
7-1393254-4

Mouser Part No
655-7-1393254-4

TE Connectivity / AMP

Circuit Breakers W92-X112-25 M6/M7/M9/W6/W7

Datasheet

Product Comments

72In Stock

£138.06

Min.: 1
Mult.: 1

Hydraulic Magnetic Circuit Breaker

Hydraulic Magnetic

25 A

277 VAC

2 Pole

Toggle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers 15A 2-P Illum Amber P1 Switch P2 Trip QC

W33-S4B1Q-15
TE Connectivity / P&B
1: £62.26
82In Stock

Mfr. Part No.
W33-S4B1Q-15

Mouser Part No
655-W33-S4B1Q-15

TE Connectivity / P&B

Circuit Breakers 15A 2-P Illum Amber P1 Switch P2 Trip QC

Datasheet

82In Stock

£62.26

£57.42

£55.36

£49.69

Min.: 1
Mult.: 1

W33

Circuit Breaker

Thermal

15 A

250 VAC

50 VDC

2 Pole

Rocker

- 20 C

+ 60 C

Illuminated

Circuit Breakers 15A 2-P Illum Amber P1 & P2 Trip QC

W33-T4B1Q-15
TE Connectivity / Raychem
1: £67.89
118In Stock
120On Order

Mfr. Part No.
W33-T4B1Q-15

Mouser Part No
655-W33-T4B1Q-15

TE Connectivity / Raychem

Circuit Breakers 15A 2-P Illum Amber P1 & P2 Trip QC

Datasheet

118In Stock

120On Order

£67.89

£59.98

Min.: 1
Mult.: 1

W33

Circuit Breaker

Thermal

15 A

250 VAC

50 VDC

2 Pole

Rocker

- 20 C

+ 60 C

Illuminated

Circuit Breakers 5A 1 POLE TOGGLE

W67-X2Q10-5
TE Connectivity / P&B
1: £62.20
114In Stock
144On Order

Mfr. Part No.
W67-X2Q10-5

Mouser Part No
655-W67-X2Q10-5

TE Connectivity / P&B

Circuit Breakers 5A 1 POLE TOGGLE

Datasheet

114In Stock

144On Order

£62.20

£49.59

£45.32

£43.95

Min.: 1
Mult.: 1

Hydraulic Magnetic Circuit Breaker

Hydraulic Magnetic

5 A

277 VAC

1 Pole

Toggle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers CIRCUIT BREAKER SWITCH 15A BLK

W91-X112-15
TE Connectivity / P&B
1: £60.55
68In Stock

Mfr. Part No.
W91-X112-15

Mouser Part No
655-W91-X112-15

TE Connectivity / P&B

Circuit Breakers CIRCUIT BREAKER SWITCH 15A BLK

Datasheet

68In Stock

£60.55

£58.83

£55.58

£54.55

Min.: 1
Mult.: 1

Hydraulic Magnetic Circuit Breaker

Hydraulic Magnetic

15 A

277 VAC

1 Pole

Toggle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers CIRCUIT BREAKER SWITCH 5A BLACK

W93-X112-5
TE Connectivity / P&B
1: £176.34
52In Stock
48On Order

Mfr. Part No.
W93-X112-5

Mouser Part No
655-W93-X112-5

TE Connectivity / P&B

Circuit Breakers CIRCUIT BREAKER SWITCH 5A BLACK

Datasheet

52In Stock

48On Order

£176.34

£155.34

Min.: 1
Mult.: 1

Hydraulic Magnetic Circuit Breaker

Hydraulic Magnetic

5 A

277 VAC

3 Pole

Toggle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers ETA Circuit Breakers

4130-G411-K4M1-50A
E-T-A
1: £57.72
72In Stock
20On Order

Mfr. Part No.
4130-G411-K4M1-50A

Mouser Part No
457-4130G411K4M150A

E-T-A

Circuit Breakers ETA Circuit Breakers

Datasheet

72In Stock

20On Order

£57.72

£50.35

£43.43

£39.47

Min.: 1
Mult.: 1

4130

Thermal Circuit Breaker

Thermal Magnetic

50 A

240 VAC

50 VDC

1 Pole

Push-Pull

- 30 C

+ 60 C

Non-Illuminated

Circuit Breakers TMC 71B 32A

1019924
Phoenix Contact
1: £16.06
130In Stock

Mfr. Part No.
1019924

Mouser Part No
651-1019924

Phoenix Contact

Circuit Breakers TMC 71B 32A

Learn More

Datasheet

130In Stock

£16.06

Min.: 1
Mult.: 1

TMC 7

Circuit Breaker

Thermal Magnetic

32 A

277 VAC

60 VDC

1 Pole

Lever

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers

Customer Service Office

Company

Resources

Support

ABB
Altech
Carling Technologies
Carlo Gavazzi
CCS
Eaton
Electroswitch
E-T-A Circuit Breakers
IDEC
L-Com
Littelfuse
LUTZE
Molex
Murrelektronik
OmniOn Power
Omron
Phoenix Contact
Qualtek
Schneider Electric
Schurter
Sensata
Siemens
TE Connectivity
Transtector
Weidmuller

4D
4E
9
15
18
104
105
127
129
185
187
201
202
203
209
210
211
213
214
217

1-Phase 3-Wire
3-Phase 4-Wire
AC
Adjustable Trip
ATC Footprint
ATM Footprint
Automotive
Auto Reset
Battery Isolation Switch
Box Style
Branch Breaker
B-Trip
Circuit Breaker
Compact
C-Trip
DC
D-Trip
Earth Leakage
Electromagnetic
Electronic

10 mA
12 mA
15 mA
20 mA
25 mA
30 mA
38 mA
40 mA
44 mA
50 mA
60 mA
72 mA
75 mA
78 mA
80 mA
81 mA
90 mA
100 mA
100 mA to 160 mA
100 mA to 630 mA

5 VAC
10 VAC to 240 VAC
20 VAC to 690 VAC
24 VAC
100 VAC
115 VAC
120 VAC
120 VAC, 208 VAC
120 VAC, 240 VAC
120 VAC/240 VAC
125 VAC
125 VAC to 250 VAC
125 VAC, 250 VAC
200 VAC
208 VAC to 277 VAC
208 VAC/120 VAC
215 VAC, 440 VAC
220 VAC to 240 VAC
230 VAC
240 VAC

4 VDC to 8 VDC
6 VDC, 12 VDC
9 VDC to 32 VDC
10 VDC to 30 VDC
10 VDC to 56 VDC
12 VDC
12 VDC, 24 VDC
14 VDC
14.5 VDC
20 VDC to 28 VDC, 50 VDC
23 VDC
24 VDC
24 VDC to 32 VDC
25 VDC
28 VDC
30 VDC
32 VDC
42 VDC
48 VDC
50 VDC