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Chassis Mount Circuit Breakers

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Results: 360

Applied Filters:

Mounting Style = Chassis Mount

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Part #

Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 10A, No Comm

REX12-TA1-107-DC24V-10A
E-T-A
1: $75.26
45In Stock
93On Order

Mfr. Part #
REX12-TA1-107-DC24V-10A

Mouser Part #
457-T1107DC24V10

E-T-A

Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 10A, No Comm

Learn More

Datasheet

Product Comments

45In Stock

93On Order

$75.26

$61.17

$55.78

$48.19

$46.61

Min.: 1
Mult.: 1

REX12-T

Circuit Breakers

Electronic

10 A

24 VDC

1 Pole

Push to Reset

- 25 C

+ 60 C

Illuminated

Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 4A, No Comm

REX12-TA1-107-DC24V-4A
E-T-A
1: $76.44
43In Stock

Mfr. Part #
REX12-TA1-107-DC24V-4A

Mouser Part #
457-T1107DC24V4

E-T-A

Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 4A, No Comm

Learn More

Datasheet

Product Comments

43In Stock

$76.44

$69.34

$59.87

$49.54

View

Min.: 1
Mult.: 1

REX12-T

Circuit Breakers

Electronic

4 A

24 VDC

1 Pole

Push to Reset

- 25 C

+ 60 C

Illuminated

Circuit Breakers 508, 1P, DM, 24VDC, 2CH, 2A/2A, No Comm

REX12-TA2-107-DC24V-2A/2A
E-T-A
1: $99.61
58In Stock

Mfr. Part #
REX12-TA2-107-DC24V-2A/2A

Mouser Part #
457-T2107DC24V2/2

E-T-A

Circuit Breakers 508, 1P, DM, 24VDC, 2CH, 2A/2A, No Comm

Learn More

Datasheet

Product Comments

58In Stock

$99.61

$89.69

$82.72

$68.45

$66.79

Min.: 1
Mult.: 1

REX12-T

Electronic

2 A

24 VDC

2 Pole

Push to Reset

- 25 C

+ 60 C

Non-Illuminated

Circuit Breakers 508, 1P, DM, 24VDC, 2CH, 4A/4A, No Comm

REX12-TA2-107-DC24V-4A/4A
E-T-A
1: $98.96
51In Stock

Mfr. Part #
REX12-TA2-107-DC24V-4A/4A

Mouser Part #
457-T2107DC24V4/4

E-T-A

Circuit Breakers 508, 1P, DM, 24VDC, 2CH, 4A/4A, No Comm

Learn More

Datasheet

Product Comments

51In Stock

$98.96

$84.86

$78.23

$70.81

$66.79

Min.: 1
Mult.: 1

REX12-T

Circuit Breakers

Electronic

4 A, 4 A

24 VDC

2 Pole

Push to Reset

- 25 C

+ 60 C

Illuminated

Circuit Breakers 508, 1P, DM, 24VDC, 2CH, 6A/6A, No Comm

REX12-TA2-107-DC24V-6A/6A
E-T-A
1: $101.78
37In Stock
60Expected 8/19/2026

Mfr. Part #
REX12-TA2-107-DC24V-6A/6A

Mouser Part #
457-T2107DC24V6/6

E-T-A

Circuit Breakers 508, 1P, DM, 24VDC, 2CH, 6A/6A, No Comm

Learn More

Datasheet

Product Comments

37In Stock

60Expected 8/19/2026

$101.78

$90.17

$83.16

$68.81

View

Min.: 1
Mult.: 1

REX12-T

Circuit Breakers

Electronic

6 A, 6 A

24 VDC

2 Pole

Push to Reset

- 25 C

+ 60 C

Illuminated

Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 2A, No Comm

REX12-TA1-107-DC24V-2A
E-T-A
1: $76.43
11In Stock

Mfr. Part #
REX12-TA1-107-DC24V-2A

Mouser Part #
457-T1107DC24V2

E-T-A

Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 2A, No Comm

Learn More

Datasheet

Product Comments

11In Stock

$76.43

$64.90

$47.92

$46.71

$46.61

Min.: 1
Mult.: 1

REX12-T

Electronic

2 A

24 VDC

1 Pole

Push to Reset

- 25 C

+ 60 C

Non-Illuminated

Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 3A, No Comm

REX12-TA1-107-DC24V-3A
E-T-A
1: $76.44
11In Stock
12Expected 10/16/2026

Mfr. Part #
REX12-TA1-107-DC24V-3A

Mouser Part #
457-T1107DC24V3

E-T-A

Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 3A, No Comm

Learn More

Datasheet

Product Comments

11In Stock

12Expected 10/16/2026

$76.44

$61.58

$56.88

$48.41

$46.61

Min.: 1
Mult.: 1

REX12-T

Circuit Breakers

Electronic

3 A

24 VDC

1 Pole

Push to Reset

- 25 C

+ 60 C

Illuminated

Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 6A, No Comm

REX12-TA1-107-DC24V-6A
E-T-A
1: $78.13
13In Stock

Mfr. Part #
REX12-TA1-107-DC24V-6A

Mouser Part #
457-T1107DC24V6

E-T-A

Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 6A, No Comm

Learn More

Datasheet

Product Comments

13In Stock

$78.13

$68.19

$58.14

$55.26

View

Min.: 1
Mult.: 1

REX12-T

Circuit Breakers

Electronic

6 A

24 VDC

1 Pole

Push to Reset

- 25 C

+ 60 C

Illuminated

Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 8A, No Comm

REX12-TA1-107-DC24V-8A
E-T-A
1: $77.92
2In Stock

Mfr. Part #
REX12-TA1-107-DC24V-8A

Mouser Part #
457-T1107DC24V8

E-T-A

Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 8A, No Comm

Learn More

Datasheet

Product Comments

2In Stock

$77.92

$66.44

$57.29

$49.73

$46.61

Min.: 1
Mult.: 1

REX12-T

Circuit Breakers

Electronic

8 A

24 VDC

1 Pole

Push to Reset

- 25 C

+ 60 C

Illuminated

Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 1A, No Comm

REX12-TA1-107-DC24V-1A
E-T-A
1: $78.36
Non-Stocked Lead-Time 6 Weeks

Mfr. Part #
REX12-TA1-107-DC24V-1A

Mouser Part #
457-T1107DC24V1

E-T-A

Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 1A, No Comm

Learn More

Datasheet

Product Comments

Non-Stocked Lead-Time 6 Weeks

$78.36

$56.43

$48.96

$47.54

$46.61

Min.: 1
Mult.: 1

REX12-T

Electronic

1 A

24 VDC

1 Pole

Push to Reset

- 25 C

+ 60 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU3-LI NUT

3VA21100HL320AA0
Siemens
1: $2,135.03
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100HL320AA0

Mouser Part #
982-3VA21100HL320AA0

Siemens

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU3-LI NUT

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$2,135.03

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

3 Pole

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU3-LI BOX

3VA21100HL360AA0
Siemens
1: $2,198.85
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100HL360AA0

Mouser Part #
982-3VA21100HL360AA0

Siemens

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU3-LI BOX

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$2,198.85

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

3 Pole

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 4P 100A 200KA ETU3-LI NUT

3VA21100HL420AA0
Siemens
1: $2,852.36
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100HL420AA0

Mouser Part #
982-3VA21100HL420AA0

Siemens

Circuit Breakers BRKR 3VA21 4P 100A 200KA ETU3-LI NUT

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$2,852.36

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

4 Pole

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 4P 100A 200KA ETU3-LI BOX

3VA21100HL460AA0
Siemens
1: $2,968.56
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100HL460AA0

Mouser Part #
982-3VA21100HL460AA0

Siemens

Circuit Breakers BRKR 3VA21 4P 100A 200KA ETU3-LI BOX

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$2,968.56

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

4 Pole

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU3-LIG NUT

3VA21100HM320AA0
Siemens
1: $2,805.67
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100HM320AA0

Mouser Part #
982-3VA21100HM320AA0

Siemens

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU3-LIG NUT

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$2,805.67

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

3 Pole

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU3-LIG BOX

3VA21100HM360AA0
Siemens
1: $2,875.29
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100HM360AA0

Mouser Part #
982-3VA21100HM360AA0

Siemens

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU3-LIG BOX

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$2,875.29

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

3 Pole

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 4P 100A 200KA ETU3-LIG NUT

3VA21100HM420AA0
Siemens
1: $3,511.95
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100HM420AA0

Mouser Part #
982-3VA21100HM420AA0

Siemens

Circuit Breakers BRKR 3VA21 4P 100A 200KA ETU3-LIG NUT

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$3,511.95

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

4 Pole

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 4P 100A 200KA ETU3-LIG BOX

3VA21100HM460AA0
Siemens
1: $3,581.18
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100HM460AA0

Mouser Part #
982-3VA21100HM460AA0

Siemens

Circuit Breakers BRKR 3VA21 4P 100A 200KA ETU3-LIG BOX

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$3,581.18

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

4 Pole

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU3-LSI NUT

3VA21100HN320AA0
Siemens
1: $2,293.67
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100HN320AA0

Mouser Part #
982-3VA21100HN320AA0

Siemens

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU3-LSI NUT

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$2,293.67

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

3 Pole

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU3-LSI BOX

3VA21100HN360AA0
Siemens
1: $2,358.15
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100HN360AA0

Mouser Part #
982-3VA21100HN360AA0

Siemens

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU3-LSI BOX

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$2,358.15

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

3 Pole

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 4P 100A 200KA ETU3-LSI NUT

3VA21100HN420AA0
Siemens
1: $3,011.23
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100HN420AA0

Mouser Part #
982-3VA21100HN420AA0

Siemens

Circuit Breakers BRKR 3VA21 4P 100A 200KA ETU3-LSI NUT

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$3,011.23

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

4 Pole

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 4P 100A 200KA ETU3-LSI BOX

3VA21100HN460AA0
Siemens
1: $3,058.81
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100HN460AA0

Mouser Part #
982-3VA21100HN460AA0

Siemens

Circuit Breakers BRKR 3VA21 4P 100A 200KA ETU3-LSI BOX

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$3,058.81

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

4 Pole

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU8-LSI NUT

3VA21100KP320AA0
Siemens
1: $4,051.55
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100KP320AA0

Mouser Part #
982-3VA21100KP320AA0

Siemens

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU8-LSI NUT

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$4,051.55

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

3 Pole

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU8-LSI BOX

3VA21100KP360AA0
Siemens
1: $3,963.95
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100KP360AA0

Mouser Part #
982-3VA21100KP360AA0

Siemens

Circuit Breakers BRKR 3VA21 3P 100A 200KA ETU8-LSI BOX

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$3,963.95

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

3 Pole

- 25 C

+ 70 C

Non-Illuminated

Circuit Breakers BRKR 3VA21 4P 100A 200KA ETU8-LSI NUT

3VA21100KP420AA0
Siemens
1: $4,639.67
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
3VA21100KP420AA0

Mouser Part #
982-3VA21100KP420AA0

Siemens

Circuit Breakers BRKR 3VA21 4P 100A 200KA ETU8-LSI NUT

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$4,639.67

Min.: 1
Mult.: 1

3VA

Circuit Breakers

Line Protection

100 A

690 VAC

4 Pole

- 25 C

+ 70 C

Non-Illuminated

Chassis Mount Circuit Breakers

Customer Service Office

Company

Resources

Support

1 A
2 A
3 A
4 A
4 A, 4 A
6 A
6 A, 6 A
8 A
10 A
25 A
40 A
50 A
63 A
70 A
80 A
90 A
100 A
110 A
120 A
125 A