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Circuit Breakers

Circuit breakers are in stock with same-day shipping at Mouser from 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, Schurter, Siemens, TE Connectivity & more.
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Results: 151,453

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Part #

Circuit Breakers 508,DM,24VDC,CL,12-16-20,ATX

REX22D-TD1-100-DC24V-12A/16A/20A-E
E-T-A
1: $92.14
A tariff of 8% may be applied if shipping to the United States.
5In Stock
New Product

Mfr. Part #
REX22D-TD1-100-DC24V-12A/16A/20A-E

Mouser Part #
457-REX22DTD1121620E

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,12-16-20,ATX

Learn More

Datasheet

5In Stock

$92.14

$76.13

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

REX22D

Circuit Breakers

12 A, 16 A, 20 A

24 VDC

- 25 C

+ 60 C

Illuminated

Circuit Breakers 508,DM,24VDC,CL,6-8-10,ATX

REX22D-TD2-100-DC24V-6A/8A/10A-E
E-T-A
1: $106.22
A tariff of 8% may be applied if shipping to the United States.
7In Stock
New Product

Mfr. Part #
REX22D-TD2-100-DC24V-6A/8A/10A-E

Mouser Part #
457-REX22DTD26810E

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,6-8-10,ATX

Learn More

Datasheet

7In Stock

$106.22

$88.70

$82.43

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

REX22D

Circuit Breakers

6 A, 8 A, 10 A

24 VDC

- 25 C

+ 60 C

Illuminated

Circuit Breakers 508,DM,24VDC,CL,2CH,1-10A,ATX

REX22D-TE2-100-DC24V-1A-10A-E
E-T-A
1: $103.82
A tariff of 8% may be applied if shipping to the United States.
4In Stock
New Product

Mfr. Part #
REX22D-TE2-100-DC24V-1A-10A-E

Mouser Part #
457-REX22DTE21A10AE

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,2CH,1-10A,ATX

Learn More

Datasheet

4In Stock

$103.82

$86.54

$80.58

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

REX22D

Circuit Breakers

1 A to 10 A

24 VDC

- 25 C

+ 60 C

Illuminated

Circuit Breakers 508,DM,24VDC,CL,20A,ATX

REX22D-TA1-100-DC24V-20A-E
E-T-A
1: $87.56
A tariff of 8% may be applied if shipping to the United States.
11In Stock
New Product

Mfr. Part #
REX22D-TA1-100-DC24V-20A-E

Mouser Part #
457-REX22DTA120E

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,20A,ATX

Learn More

Datasheet

11In Stock

$87.56

$72.07

$71.01

$66.98

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

REX22D

Circuit Breakers

20 A

24 VDC

- 25 C

+ 60 C

Illuminated

Circuit Breakers PDG2,3P,200A,25KA/480V,FXFXTMTU

PDG23F0200TFFJ
Eaton Electrical
1: $1,257.99
A tariff of 11% may be applied if shipping to the United States.
2In Stock
2Expected 10/19/2026
New Product

Mfr. Part #
PDG23F0200TFFJ

Mouser Part #
504-PDG23F0200TFFJ

New Product

Eaton Electrical

Circuit Breakers PDG2,3P,200A,25KA/480V,FXFXTMTU

Datasheet

2In Stock

2Expected 10/19/2026

$1,257.99

A tariff of 11% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Circuit Breakers C Series 120A DC Hydraulic/Magnetic Circuit Breaker, UL489A, Black Handle

CA1-P0-D6-812-321-MT
Carling Technologies
1: $65.74
8In Stock
New Product

Mfr. Part #
CA1-P0-D6-812-321-MT

Mouser Part #
691-CA1-P0D6812321MT

New Product

Carling Technologies

Circuit Breakers C Series 120A DC Hydraulic/Magnetic Circuit Breaker, UL489A, Black Handle

Datasheet

8In Stock

$65.74

$54.54

$50.31

$41.64

View

Min.: 1
Mult.: 1

Bulk

Circuit Breakers 2P 250AMP HMCP

HM2P250J5
Eaton Electrical
1: $2,309.15
A tariff of 11% may be applied if shipping to the United States.
1In Stock
New Product

Mfr. Part #
HM2P250J5

Mouser Part #
504-HM2P250J5

New Product

Eaton Electrical

Circuit Breakers 2P 250AMP HMCP

Datasheet

1In Stock

$2,309.15

$2,205.91

A tariff of 11% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Circuit Breakers 508,DM,24VDC,CL,16A,ATX

REX22D-TA1-100-DC24V-16A-E
E-T-A
1: $87.56
A tariff of 8% may be applied if shipping to the United States.
15In Stock
New Product

Mfr. Part #
REX22D-TA1-100-DC24V-16A-E

Mouser Part #
457-REX22DTA116E

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,16A,ATX

Learn More

Datasheet

15In Stock

$87.56

$72.07

$71.01

$66.98

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

REX22D

Circuit Breakers

16 A

24 VDC

- 25 C

+ 60 C

Illuminated

Circuit Breakers 508,DM,24VDC,CL,2,3,4..6,8,10,ATX

REX22D-TD2-100-DC24V-2/3/4A - 6/8/10A-E
E-T-A
1: $106.22
A tariff of 8% may be applied if shipping to the United States.
4In Stock
New Product

Mfr. Part #
REX22D-TD2-100-DC24V-2/3/4A - 6/8/10A-E

Mouser Part #
457-REX22DTD2234681E

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,2,3,4..6,8,10,ATX

Learn More

Datasheet

4In Stock

$106.22

$88.70

$82.43

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

REX22D

Circuit Breakers

2 A, 3 A, 4 A, 6 A, 8 A, 10 A

24 VDC

- 25 C

+ 60 C

Illuminated

Circuit Breakers 508,DM,24VDC,CL,2-4-6,ATX

REX22D-TD2-100-DC24V-2A/4A/6A-E
E-T-A
1: $106.22
A tariff of 8% may be applied if shipping to the United States.
13In Stock
New Product

Mfr. Part #
REX22D-TD2-100-DC24V-2A/4A/6A-E

Mouser Part #
457-REX22DTD22A4A6AE

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,2-4-6,ATX

Learn More

Datasheet

13In Stock

$106.22

$88.70

$82.43

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

REX22D

Circuit Breakers

2 A, 4 A, 6 A

24 VDC

- 25 C

+ 60 C

Illuminated

Circuit Breakers 508,DM,24VDC,CL,2CH,1-3.6,CL2,ATX

REX22D-TE2-100-DC24V-1A-3,6A-CL2-E
E-T-A
1: $103.82
A tariff of 8% may be applied if shipping to the United States.
9In Stock
New Product

Mfr. Part #
REX22D-TE2-100-DC24V-1A-3,6A-CL2-E

Mouser Part #
457-REX22DTE2136CLE

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,2CH,1-3.6,CL2,ATX

Learn More

Datasheet

9In Stock

$103.82

$86.54

$80.58

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

REX22D

Circuit Breakers

1 A to 3.6 A

24 VDC

- 25 C

+ 60 C

Illuminated

Circuit Breakers FDB 3P 20A TRIP, 600V CLASS, LINE & LOAD

FDB3020L
Eaton Electrical
1: $1,292.48
A tariff of 11% may be applied if shipping to the United States.
1In Stock
New Product

Mfr. Part #
FDB3020L

Mouser Part #
504-FDB3020L

New Product

Eaton Electrical

Circuit Breakers FDB 3P 20A TRIP, 600V CLASS, LINE & LOAD

Datasheet

1In Stock

$1,292.48

A tariff of 11% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Circuit Breakers 508,DM,24VDC,CL,10-12-15,ATX

REX22D-TD1-100-DC24V-10A/12A/15A-E
E-T-A
1: $92.14
A tariff of 8% may be applied if shipping to the United States.
20In Stock
New Product

Mfr. Part #
REX22D-TD1-100-DC24V-10A/12A/15A-E

Mouser Part #
457-REX22DTD1101215E

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,10-12-15,ATX

Learn More

Datasheet

20In Stock

$92.14

$76.13

$75.03

$70.76

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

REX22D

Circuit Breakers

10 A, 12 A, 15 A

24 VDC

- 25 C

+ 60 C

Illuminated

Circuit Breakers 1PH/BR LC 70A MLO 2/4 Cir Al Bus N3R

BR24L70RP
Eaton Electrical
1: $371.38
1In Stock
New Product

Mfr. Part #
BR24L70RP

Mouser Part #
504-BR24L70RP

New Product

Eaton Electrical

Circuit Breakers 1PH/BR LC 70A MLO 2/4 Cir Al Bus N3R

Datasheet

1In Stock

$371.38

$321.81

$293.19

View

Min.: 1
Mult.: 1

Circuit Breakers EHD 1P 25A W/O TERM W/KPR1A L&L

EHD1025WD01
Eaton Electrical
1: $398.14
1In Stock
New Product

Mfr. Part #
EHD1025WD01

Mouser Part #
504-EHD1025WD01

New Product

Eaton Electrical

Circuit Breakers EHD 1P 25A W/O TERM W/KPR1A L&L

Datasheet

1In Stock

$398.14

$268.53

$254.79

$233.46

Min.: 1
Mult.: 1

Circuit Breakers EHD 1P 70A W/O TERMS. W/KPR1A L & L ENDS

EHD1070WD01
Eaton Electrical
1: $791.83
1In Stock
New Product

Mfr. Part #
EHD1070WD01

Mouser Part #
504-EHD1070WD01

New Product

Eaton Electrical

Circuit Breakers EHD 1P 70A W/O TERMS. W/KPR1A L & L ENDS

Datasheet

1In Stock

$791.83

$620.24

$591.80

View

Min.: 1
Mult.: 1

Circuit Breakers UL/CSA/IEC SLASH RTD TM MCCB 80A 3P

NZMB1-A80-NA
Eaton Electrical
1: $1,317.16
A tariff of 8% may be applied if shipping to the United States.
1In Stock
2Expected 10/8/2026
New Product

Mfr. Part #
NZMB1-A80-NA

Mouser Part #
504-NZMB1-A80-NA

New Product

Eaton Electrical

Circuit Breakers UL/CSA/IEC SLASH RTD TM MCCB 80A 3P

Datasheet

1In Stock

2Expected 10/8/2026

$1,317.16

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Circuit Breakers PDG2,1P,60A,25KA/480V,FXFXTMTU

PDG21F0060TFFJ
Eaton Electrical
1: $397.71
A tariff of 11% may be applied if shipping to the United States.
1In Stock
New Product

Mfr. Part #
PDG21F0060TFFJ

Mouser Part #
504-PDG21F0060TFFJ

New Product

Eaton Electrical

Circuit Breakers PDG2,1P,60A,25KA/480V,FXFXTMTU

Datasheet

1In Stock

$397.71

$329.46

$303.70

View

A tariff of 11% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Circuit Breakers PDG2,3P,200A,50KA/480V,FXFXTMTU

PDG23K0200TFFJ
Eaton Electrical
1: $1,347.34
A tariff of 11% may be applied if shipping to the United States.
1In Stock
New Product

Mfr. Part #
PDG23K0200TFFJ

Mouser Part #
504-PDG23K0200TFFJ

New Product

Eaton Electrical

Circuit Breakers PDG2,3P,200A,50KA/480V,FXFXTMTU

Datasheet

1In Stock

$1,347.34

A tariff of 11% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Circuit Breakers PDG2,3P,175A,65KA/480V,FXFXTMTU

PDG23M0175TFFL
Eaton Electrical
1: $1,332.48
A tariff of 11% may be applied if shipping to the United States.
1In Stock
New Product

Mfr. Part #
PDG23M0175TFFL

Mouser Part #
504-PDG23M0175TFFL

New Product

Eaton Electrical

Circuit Breakers PDG2,3P,175A,65KA/480V,FXFXTMTU

Datasheet

1In Stock

$1,332.48

A tariff of 11% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Circuit Breakers 508,DM,24VDC,CL,10-16-20,ATX

REX22D-TD1-100-DC24V-10A/16A/20A-E
E-T-A
1: $92.14
A tariff of 8% may be applied if shipping to the United States.
8In Stock
New Product

Mfr. Part #
REX22D-TD1-100-DC24V-10A/16A/20A-E

Mouser Part #
457-REX22DTD1101620E

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,10-16-20,ATX

Learn More

Datasheet

8In Stock

$92.14

$76.13

$75.03

$70.76

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

REX22D

Circuit Breakers

10 A, 16 A, 20 A

24 VDC

- 25 C

+ 60 C

Illuminated

Circuit Breakers Type BR Breaker 10A/2 Pole 120/240V 10K

BR210
Eaton Electrical
1: $162.05
A tariff of 11% may be applied if shipping to the United States.
5In Stock
New Product

Mfr. Part #
BR210

Mouser Part #
504-BR210

New Product

Eaton Electrical

Circuit Breakers Type BR Breaker 10A/2 Pole 120/240V 10K

Datasheet

5In Stock

$162.05

$134.37

$125.21

$103.12

$95.75

A tariff of 11% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Circuit Breakers CL 30A/1Pole 120/240V 10K

CL130
Eaton Electrical
1: $80.63
A tariff of 11% may be applied if shipping to the United States.
5In Stock
New Product

Mfr. Part #
CL130

Mouser Part #
504-CL130

New Product

Eaton Electrical

Circuit Breakers CL 30A/1Pole 120/240V 10K

Datasheet

5In Stock

$80.63

$66.88

$57.50

$50.62

View

A tariff of 11% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Circuit Breakers CL bkr 40A/1Pole 120/240V 10K

CL140
Eaton Electrical
1: $80.63
A tariff of 11% may be applied if shipping to the United States.
5In Stock
New Product

Mfr. Part #
CL140

Mouser Part #
504-CL140

New Product

Eaton Electrical

Circuit Breakers CL bkr 40A/1Pole 120/240V 10K

Datasheet

5In Stock

$80.63

$66.88

$57.50

$50.62

View

A tariff of 11% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Circuit Breakers PDG1,3P,45A,65KA/480V,50C FXFXTMTU

PDG13M0045VFFJ
Eaton Electrical
1: $762.23
A tariff of 11% may be applied if shipping to the United States.
1In Stock
New Product

Mfr. Part #
PDG13M0045VFFJ

Mouser Part #
504-PDG13M0045VFFJ

New Product

Eaton Electrical

Circuit Breakers PDG1,3P,45A,65KA/480V,50C FXFXTMTU

Datasheet

1In Stock

$762.23

A tariff of 11% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Circuit Breakers

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ABB
Altech
Carling Technologies
Carlo Gavazzi
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E-T-A Circuit Breakers
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380 uA
500 uA
750 uA
1 mA
5 mA
10 mA
11 mA
12 mA
15 mA
20 mA
21 mA
22 mA
25 mA
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38 mA
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48 mA
49 mA
50 mA

5 VAC
10 VAC to 240 VAC
20 VAC to 690 VAC
24 VAC
115 VAC
120 VAC
120 VAC, 208 VAC
120 VAC, 240 VAC
125 VAC
125 VAC to 250 VAC
125 VAC, 250 VAC
200 VAC
208 VAC to 277 VAC
215 VAC, 440 VAC
220 VAC to 240 VAC
230 VAC
240 V
240 VAC
240 VAC, 250 VAC, 415 VAC
240 VAC, 277 VAC

0 VDC to 800 VDC
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
23 VDC
24 VDC
24 VDC to 32 VDC
25 VDC
28 VDC
30 VDC
32 V
32 VDC
42 VDC
48 VDC