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Altech Circuit Breakers

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Part #

Circuit Breakers 10A MCB CCHAR 3 PL 480Y/277VAC UL508

3C10UM
Altech
1: CHF 60.77
32In Stock

Mfr. Part No.
3C10UM

Mouser Part No
845-3C10UM

Altech

Circuit Breakers 10A MCB CCHAR 3 PL 480Y/277VAC UL508

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Datasheet

32In Stock

CHF 60.77

CHF 55.19

CHF 53.69

CHF 52.72

View

Min.: 1
Mult.: 1

Circuit Breakers

C-Trip

10 A

277 VAC

80 VDC

3 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers TR11sup.prot.,wingW,bl.

TR11-W-Y-63-B-0-N-12.0A
Altech
1: CHF 5.00
4In Stock

Mfr. Part No.
TR11-W-Y-63-B-0-N-12.0A

Mouser Part No
845-TR11WY63B0N12.0A

Altech

Circuit Breakers TR11sup.prot.,wingW,bl.

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Datasheet

4In Stock

CHF 5.00

CHF 4.81

CHF 4.02

CHF 3.91

View

Min.: 1
Mult.: 1

TR11

Circuit Breakers

Supplementary Protector

12 A

240 VAC

50 VDC

1 Pole

- 20 C

+ 60 C

Non-Illuminated

Circuit Breakers MOLDED CASE CIRCUIT BREAKER

UTE100N-FTU-25
Altech
1: CHF 387.03
1In Stock

Mfr. Part No.
UTE100N-FTU-25

Mouser Part No
845-UTE100N-FTU-25

Altech

Circuit Breakers MOLDED CASE CIRCUIT BREAKER

1In Stock

CHF 387.03

CHF 387.02

Min.: 1
Mult.: 1

Circuit Breakers

Molded

25 A

Circuit Breakers Equipment breaker

TR11-C-Y-63-B-0-C-6.5A
Altech
1: CHF 7.02
6In Stock
30Expected 10/13/2026

Mfr. Part No.
TR11-C-Y-63-B-0-C-6.5A

Mouser Part No
845-TR11-CY63B0C6.5A

Altech

Circuit Breakers Equipment breaker

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Datasheet

6In Stock

30Expected 10/13/2026

CHF 7.02

CHF 6.93

CHF 5.89

CHF 4.87

View

Min.: 1
Mult.: 1

TR11

Circuit Breakers

Supplementary Protector

6.5 A

240 VAC

50 VDC

1 Pole

- 20 C

+ 60 C

Non-Illuminated

Circuit Breakers TR11 sup. prot.,cent.mou.,bl.

TR11-C-X-63-B-0-N-2.2A
Altech
1: CHF 6.94
15In Stock
New At Mouser

Mfr. Part No.
TR11-C-X-63-B-0-N-2.2A

Mouser Part No
845-TR11-C-X-63-B-0

New At Mouser

Altech

Circuit Breakers TR11 sup. prot.,cent.mou.,bl.

Datasheet

15In Stock

CHF 6.94

CHF 6.48

CHF 6.27

CHF 4.82

View

Min.: 1
Mult.: 1

Circuit Breakers

Thermal

2.2 A

240 VAC

50 VDC

1 Pole

- 20 C

+ 60 C

Non-Illuminated

Circuit Breakers TR11 sup. prot.,cent.mou.,black

TR11-C-X-63-B-0-C-2.7A
Altech
1: CHF 5.33
10In Stock

Mfr. Part No.
TR11-C-X-63-B-0-C-2.7A

Mouser Part No
845-TR11CX63B0C27A

Altech

Circuit Breakers TR11 sup. prot.,cent.mou.,black

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Datasheet

10In Stock

CHF 5.33

CHF 4.45

CHF 4.40

CHF 4.24

View

Min.: 1
Mult.: 1

TR11

Circuit Breakers

Supplementary Protector

2.7 A

240 VAC

50 VDC

1 Pole

- 20 C

+ 60 C

Non-Illuminated

Circuit Breakers 3.5A MCB GCHAR 1pl 277VAC UL508

1G3.5UM
Altech
1: CHF 27.48
3In Stock

Mfr. Part No.
1G3.5UM

Mouser Part No
845-1G3.5UM

Altech

Circuit Breakers 3.5A MCB GCHAR 1pl 277VAC UL508

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Datasheet

3In Stock

CHF 27.48

CHF 19.15

CHF 18.50

CHF 17.69

View

Min.: 1
Mult.: 1

Circuit Breakers

G-Trip

3.5 A

277 VAC

42 VDC

1 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 6A,MCB B CHAR 1 PL, 277VAC, UL1077

1B6UR
Altech
1: CHF 20.50
1In Stock

Mfr. Part No.
1B6UR

Mouser Part No
845-1B6UR

Altech

Circuit Breakers 6A,MCB B CHAR 1 PL, 277VAC, UL1077

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Datasheet

1In Stock

CHF 20.50

CHF 14.37

CHF 13.95

CHF 13.26

View

Min.: 1
Mult.: 1

6 A

277 VAC

1 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 32A Z Characteristic UL 508 1 POLE

1Z32UM
Altech
1: CHF 47.37
12In Stock

Mfr. Part No.
1Z32UM

Mouser Part No
845-1Z32UM

Altech

Circuit Breakers 32A Z Characteristic UL 508 1 POLE

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Datasheet

12In Stock

CHF 47.37

CHF 40.97

CHF 37.80

CHF 31.94

View

Min.: 1
Mult.: 1

32 A

277 VAC

24 VDC

1 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 63A, D CHAR, 1POLE 240VAC, UL489

1D63UL
Altech
1: CHF 28.74
5In Stock

Mfr. Part No.
1D63UL

Mouser Part No
845-1D63UL

Altech

Circuit Breakers 63A, D CHAR, 1POLE 240VAC, UL489

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Datasheet

5In Stock

CHF 28.74

CHF 28.59

CHF 27.86

CHF 27.11

View

Min.: 1
Mult.: 1

63 A

240 VAC

1 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 6A MCB CCHARL 480Y/277VAC UL508

3C6UM
Altech
1: CHF 77.14
1In Stock

Mfr. Part No.
3C6UM

Mouser Part No
845-3C6UM

Altech

Circuit Breakers 6A MCB CCHARL 480Y/277VAC UL508

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Datasheet

1In Stock

CHF 77.14

CHF 57.46

CHF 57.10

CHF 53.39

View

Min.: 1
Mult.: 1

6 A

277 VAC

80 VDC

3 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 5A CRT BRKR ECHAR 277VAC UL508

3E5UM
Altech
1: CHF 77.14
2In Stock

Mfr. Part No.
3E5UM

Mouser Part No
845-3E5UM

Altech

Circuit Breakers 5A CRT BRKR ECHAR 277VAC UL508

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Datasheet

2In Stock

CHF 77.14

CHF 57.46

CHF 57.10

CHF 53.39

View

Min.: 1
Mult.: 1

5 A

277 VAC

80 VDC

3 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 13A Z Characteristic UL 508 1 POLE

1Z13UM
Altech
1: CHF 47.37
11In Stock

Mfr. Part No.
1Z13UM

Mouser Part No
845-1Z13UM

Altech

Circuit Breakers 13A Z Characteristic UL 508 1 POLE

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Datasheet

11In Stock

CHF 47.37

CHF 40.97

CHF 37.79

CHF 30.15

View

Min.: 1
Mult.: 1

Circuit Breakers

Z-Trip

13 A

277 VAC

42 VDC

1 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1BU3A MCB B CHar 1 pl 277V UL 508

1B3UM
Altech
1: CHF 27.48
1In Stock

Mfr. Part No.
1B3UM

Mouser Part No
845-1B3UM

Altech

Circuit Breakers 1BU3A MCB B CHar 1 pl 277V UL 508

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Datasheet

1In Stock

CHF 27.48

CHF 19.15

CHF 18.50

CHF 17.69

View

Min.: 1
Mult.: 1

3 A

277 VAC

42 VDC

1 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 3D1UM, 1A,CIRCUIT BREAKER

3D1UM
Altech
1: CHF 77.14
7In Stock

Mfr. Part No.
3D1UM

Mouser Part No
845-3D1UM

Altech

Circuit Breakers 3D1UM, 1A,CIRCUIT BREAKER

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Datasheet

7In Stock

CHF 77.14

CHF 66.20

CHF 57.46

CHF 54.24

View

Min.: 1
Mult.: 1

Circuit Breakers

D-Trip

1 A

277 VAC

80 VDC

3 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 40A D Characteristic UL 508 1 POLE

1D40UM
Altech
1: CHF 30.93
11In Stock
1Expected 10/16/2026

Mfr. Part No.
1D40UM

Mouser Part No
845-1D40UM

Altech

Circuit Breakers 40A D Characteristic UL 508 1 POLE

Learn More

Datasheet

11In Stock

1Expected 10/16/2026

CHF 30.93

CHF 26.13

CHF 25.20

CHF 19.82

View

Min.: 1
Mult.: 1

40 A

277 VAC

24 VDC

1 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 6A,MCB D CHAR 1 PL, 277VAC, UL1077

1D6UR
Altech
1: CHF 20.50
1In Stock

Mfr. Part No.
1D6UR

Mouser Part No
845-1D6UR

Altech

Circuit Breakers 6A,MCB D CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

1In Stock

CHF 20.50

CHF 14.37

CHF 13.90

CHF 13.24

View

Min.: 1
Mult.: 1

6 A

277 VAC

1 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 20A,MCB B CHAR 3PL 480Y/277VAC, UL1077

3B20UR
Altech
1: CHF 58.98
3In Stock

Mfr. Part No.
3B20UR

Mouser Part No
845-3B20UR

Altech

Circuit Breakers 20A,MCB B CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

3In Stock

CHF 58.98

CHF 43.10

CHF 42.80

CHF 39.87

View

Min.: 1
Mult.: 1

Circuit Breakers

B-Trip

20 A

277 VAC

3 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 2C7UL, 7A, CIRCUIT BREAKER

2C7UL
Altech
1: CHF 72.33
5In Stock

Mfr. Part No.
2C7UL

Mouser Part No
845-2C7UL

Altech

Circuit Breakers 2C7UL, 7A, CIRCUIT BREAKER

5In Stock

CHF 72.33

CHF 62.19

CHF 53.97

CHF 53.82

View

Min.: 1
Mult.: 1

Circuit Breakers 12A, C CHAR, 2POLE 480Y/277VAC,UL489

2C12UL
Altech
1: CHF 68.90
28In Stock

Mfr. Part No.
2C12UL

Mouser Part No
845-2C12UL

Altech

Circuit Breakers 12A, C CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

28In Stock

CHF 68.90

CHF 60.34

CHF 57.02

CHF 50.59

View

Min.: 1
Mult.: 1

Circuit Breakers

C-Trip

12 A

277 VAC

2 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 4A, C CHAR, 2POLE 480Y/277VAC,UL489

2C4UL
Altech
1: CHF 72.33
26In Stock

Mfr. Part No.
2C4UL

Mouser Part No
845-2C4UL

Altech

Circuit Breakers 4A, C CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

26In Stock

CHF 72.33

CHF 62.19

CHF 58.91

CHF 51.75

View

Min.: 1
Mult.: 1

4 A

277 VAC

2 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 20A MCB B CHAR 3 PL 480Y/277VAC UL508

3B20UM
Altech
1: CHF 77.14
32In Stock

Mfr. Part No.
3B20UM

Mouser Part No
845-3B20UM

Altech

Circuit Breakers 20A MCB B CHAR 3 PL 480Y/277VAC UL508

Learn More

Datasheet

32In Stock

CHF 77.14

CHF 66.19

CHF 62.71

CHF 53.39

View

Min.: 1
Mult.: 1

20 A

277 VAC

60 VDC

3 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 2C60UR, 60A, MCB, C CHAR

2C60UR
Altech
1: CHF 44.88
1In Stock
1Expected 12/11/2026

Mfr. Part No.
2C60UR

Mouser Part No
845-2C60UR

Altech

Circuit Breakers 2C60UR, 60A, MCB, C CHAR

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Datasheet

1In Stock

1Expected 12/11/2026

CHF 44.88

CHF 33.24

CHF 29.38

CHF 26.52

View

Min.: 1
Mult.: 1

60 A

277 VAC

2 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers Motor Protector

MA25UM
Altech
1: CHF 177.21
1In Stock

Mfr. Part No.
MA25UM

Mouser Part No
845-MA25UM

Altech

Circuit Breakers Motor Protector

Learn More

Datasheet

1In Stock

CHF 177.21

CHF 146.94

CHF 136.93

CHF 112.77

CHF 104.72

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

25 A

277 VAC

3 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers TR11sup.prot.,wingD,bl.slid.w/

TR11-D-X-63-BB-2-N-10.0A
Altech
1: CHF 5.00
1In Stock

Mfr. Part No.
TR11-D-X-63-BB-2-N-10.0A

Mouser Part No
845-R11DX63BB2N10.0A

Altech

Circuit Breakers TR11sup.prot.,wingD,bl.slid.w/

Learn More

Datasheet

1In Stock

CHF 5.00

CHF 4.02

CHF 3.94

CHF 3.81

View

Min.: 1
Mult.: 1

TR11

Circuit Breakers

Supplementary Protector

10 A

240 VAC

50 VDC

1 Pole

- 20 C

+ 60 C

Non-Illuminated

Altech Circuit Breakers

Customer Service Office

Company

Resources

Support

4D
4E
15
18
1B
1C
1G
2BN
2C
2DN
2G
3C
3G
4B
4C
4CN
4DN
AS3
DFS
FI

160 mA
200 mA
250 mA
300 mA
400 mA
500 mA
630 mA
750 mA
800 mA
1 A
1.5 A
1.6 A
2 A
2.2 A
2.5 A
2.7 A
3 A
3.5 A
4 A
5 A