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UM Series Circuit Breakers

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Series = UM

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Part #

Circuit Breakers .8A MCB GCHAR 1P+N 277VAC UL508

2G08UM
Altech
1: $68.07
Non-Stocked

Mfr. Part No.
2G08UM

Mouser Part No
845-2G08UM

Altech

Circuit Breakers .8A MCB GCHAR 1P+N 277VAC UL508

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Datasheet

Non-Stocked

$68.07

$67.47

$61.72

$59.69

View

Min.: 1
Mult.: 1

800 mA

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 10A MCB GCHAR 1P+N 277VAC UL508

2G10UM
Altech
1: $113.03
Non-Stocked Lead-Time 35 Weeks

Mfr. Part No.
2G10UM

Mouser Part No
845-2G10UM

Altech

Circuit Breakers 10A MCB GCHAR 1P+N 277VAC UL508

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Datasheet

Non-Stocked Lead-Time 35 Weeks

$113.03

$77.69

$72.16

$68.07

Min.: 1
Mult.: 1

Circuit Breaker

G-Trip

10 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 12.5A MCB GCHAR 1P+N 277VAC UL508

2G125UM
Altech
1: $98.06
Non-Stocked

Mfr. Part No.
2G125UM

Mouser Part No
845-2G125UM

Altech

Circuit Breakers 12.5A MCB GCHAR 1P+N 277VAC UL508

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Datasheet

Non-Stocked

$98.06

$81.35

$75.03

$62.10

View

Min.: 1
Mult.: 1

12.5 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1A MCB GCHAR 1P+N 277VAC UL508

2G1UM
Altech
1: $68.07
Non-Stocked

Mfr. Part No.
2G1UM

Mouser Part No
845-2G1UM

Altech

Circuit Breakers 1A MCB GCHAR 1P+N 277VAC UL508

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Datasheet

Non-Stocked

$68.07

$67.47

$61.72

$59.69

View

Min.: 1
Mult.: 1

1 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 50A MCB GCHAR 1P+N 277VAC UL508

2G50UM
Altech
1: $109.44
Non-Stocked

Mfr. Part No.
2G50UM

Mouser Part No
845-2G50UM

Altech

Circuit Breakers 50A MCB GCHAR 1P+N 277VAC UL508

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Datasheet

Non-Stocked

$109.44

$90.78

$84.43

$70.36

View

Min.: 1
Mult.: 1

50 A

277 VAC

60 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 60A MCB GCHAR 1P+N 277VAC UL508

2G60UM
Altech
1: $77.33
Non-Stocked

Mfr. Part No.
2G60UM

Mouser Part No
845-2G60UM

Altech

Circuit Breakers 60A MCB GCHAR 1P+N 277VAC UL508

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Datasheet

Non-Stocked

$77.33

$76.08

$70.06

$67.81

View

Min.: 1
Mult.: 1

60 A

277 VAC

60 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 8A MCB GCHAR 1P+N 277VAC UL508

2G8UM
Altech
1: $98.06
Non-Stocked

Mfr. Part No.
2G8UM

Mouser Part No
845-2G8UM

Altech

Circuit Breakers 8A MCB GCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

$98.06

$81.35

$75.03

$62.10

View

Min.: 1
Mult.: 1

8 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers .5A MCB ZCHAR 1P+N 277VAC UL508

2Z05UM
Altech
1: $133.20
Non-Stocked

Mfr. Part No.
2Z05UM

Mouser Part No
845-2Z05UM

Altech

Circuit Breakers .5A MCB ZCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

$133.20

$133.19

$126.73

$117.06

View

Min.: 1
Mult.: 1

500 mA

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers .75A MCB ZCHAR 1P+N 277VAC UL508

2Z075UM
Altech
1: $133.20
Non-Stocked

Mfr. Part No.
2Z075UM

Mouser Part No
845-2Z075UM

Altech

Circuit Breakers .75A MCB ZCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

$133.20

$133.19

$126.73

$117.06

View

Min.: 1
Mult.: 1

750 mA

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 12.5A MCB ZCHAR 1P+N 277VAC UL508

2Z125UM
Altech
1: $127.93
Non-Stocked

Mfr. Part No.
2Z125UM

Mouser Part No
845-2Z125UM

Altech

Circuit Breakers 12.5A MCB ZCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

$127.93

$127.91

$121.71

$112.41

View

Min.: 1
Mult.: 1

12.5 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 13A MCB ZCHAR 277VAC UL508

2Z13UM
Altech
1: $172.77
Non-Stocked

Mfr. Part No.
2Z13UM

Mouser Part No
845-2Z13UM

Altech

Circuit Breakers 13A MCB ZCHAR 277VAC UL508

Learn More

Datasheet

Non-Stocked

$172.77

$143.26

$132.10

$109.25

$100.86

Min.: 1
Mult.: 1

13 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1A MCB ZCHAR 1P+N 277VAC UL508

2Z1UM
Altech
1: $133.20
Non-Stocked

Mfr. Part No.
2Z1UM

Mouser Part No
845-2Z1UM

Altech

Circuit Breakers 1A MCB ZCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

$133.20

$133.19

$126.73

$117.06

View

Min.: 1
Mult.: 1

1 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 2A MCB ZCHAR 1P+N 277VAC UL508

2Z2UM
Altech
1: $133.20
Non-Stocked

Mfr. Part No.
2Z2UM

Mouser Part No
845-2Z2UM

Altech

Circuit Breakers 2A MCB ZCHAR 1P+N 277VAC UL508

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Datasheet

Non-Stocked

$133.20

$133.19

$126.73

$117.06

View

Min.: 1
Mult.: 1

2 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 3.5A MCB ZCHAR 1P+N 277VAC UL508

2Z3.5UM
Altech
1: $133.20
Non-Stocked

Mfr. Part No.
2Z3.5UM

Mouser Part No
845-2Z3.5UM

Altech

Circuit Breakers 3.5A MCB ZCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

$133.20

$133.19

$126.73

$117.06

View

Min.: 1
Mult.: 1

Circuit Breaker

Z-Trip

3.5 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 32A MCB ZCHAR 1P+N 277VAC UL508

2Z32UM
Altech
1: $127.93
3Factory Stock Available

Mfr. Part No.
2Z32UM

Mouser Part No
845-2Z32UM

Altech

Circuit Breakers 32A MCB ZCHAR 1P+N 277VAC UL508

Learn More

Datasheet

3Factory Stock Available

More Info Available

$127.93

$127.91

$121.71

$112.41

View

Min.: 1
Mult.: 1

32 A

277 VAC

60 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 40A Z Characteristic UL 508 2 POLE

2Z40UM
Altech
1: $134.41
Non-Stocked

Mfr. Part No.
2Z40UM

Mouser Part No
845-2Z40UM

Altech

Circuit Breakers 40A Z Characteristic UL 508 2 POLE

Learn More

Datasheet

Product Comments

Non-Stocked

$134.41

$134.03

$126.98

$117.30

View

Min.: 1
Mult.: 1

40 A

277 VAC

60 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 50A Z Characteristic UL 508 2 POLE

2Z50UM
Altech
1: $156.00
Non-Stocked

Mfr. Part No.
2Z50UM

Mouser Part No
845-2Z50UM

Altech

Circuit Breakers 50A Z Characteristic UL 508 2 POLE

Learn More

Datasheet

Product Comments

Non-Stocked

$156.00

$155.98

$148.31

$136.78

View

Min.: 1
Mult.: 1

50 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 3B1.6UM, 1.6A, CIRCUIT BREAKER

3B1.6UM
Altech
1: $140.60
Non-Stocked

Mfr. Part No.
3B1.6UM

Mouser Part No
845-3B1.6UM

Altech

Circuit Breakers 3B1.6UM, 1.6A, CIRCUIT BREAKER

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Datasheet

Non-Stocked

$140.60

$117.62

$111.44

$92.86

$86.67

Min.: 1
Mult.: 1

Circuit Breaker

B-Trip

1.6 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 13A MCB B CHARL 480Y/277VAC UL508

3B13UM
Altech
1: $140.60
Non-Stocked

Mfr. Part No.
3B13UM

Mouser Part No
845-3B13UM

Altech

Circuit Breakers 13A MCB B CHARL 480Y/277VAC UL508

Learn More

Datasheet

Non-Stocked

$140.60

$117.62

$111.44

$92.86

$86.67

Min.: 1
Mult.: 1

13 A

277 VAC

60 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 3B1UM, 1A, CIRCUIT BREAKER

3B1UM
Altech
1: $140.60
Non-Stocked

Mfr. Part No.
3B1UM

Mouser Part No
845-3B1UM

Altech

Circuit Breakers 3B1UM, 1A, CIRCUIT BREAKER

Learn More

Datasheet

Non-Stocked

$140.60

$117.62

$111.44

$92.86

$86.67

Min.: 1
Mult.: 1

1 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 30A CRT BRKR BCHAR 277VAC UL508

3B30UM
Altech
1: $140.60
Non-Stocked

Mfr. Part No.
3B30UM

Mouser Part No
845-3B30UM

Altech

Circuit Breakers 30A CRT BRKR BCHAR 277VAC UL508

Learn More

Datasheet

Non-Stocked

$140.60

$117.62

$111.44

$92.86

$86.67

Min.: 1
Mult.: 1

30 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 32A MCB B CHAR 3 PL 480Y/277VAC UL508

3B32UM
Altech
1: $102.07
Non-Stocked

Mfr. Part No.
3B32UM

Mouser Part No
845-3B32UM

Altech

Circuit Breakers 32A MCB B CHAR 3 PL 480Y/277VAC UL508

Learn More

Datasheet

Non-Stocked

$102.07

$101.74

$99.06

View

Min.: 1
Mult.: 1

32 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 3B3.5UM, 3.5A, CIRCUIT BREAKER

3B3.5UM
Altech
1: $140.60
Non-Stocked

Mfr. Part No.
3B3.5UM

Mouser Part No
845-3B35UM

Altech

Circuit Breakers 3B3.5UM, 3.5A, CIRCUIT BREAKER

Learn More

Datasheet

Non-Stocked

$140.60

$117.62

$111.44

$92.86

$86.67

Min.: 1
Mult.: 1

Circuit Breaker

B-Trip

3.5 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 63A CRT BRKR BCHAR 3pl 480Y

3B63UM
Altech
1: $158.33
Non-Stocked

Mfr. Part No.
3B63UM

Mouser Part No
845-3B63UM

Altech

Circuit Breakers 63A CRT BRKR BCHAR 3pl 480Y

Learn More

Datasheet

Non-Stocked

$158.33

$133.66

$126.64

$105.53

$98.50

Min.: 1
Mult.: 1

63 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 3B8UM, 8A, CIRCUIT BREAKER

3B8UM
Altech
1: $102.07
Non-Stocked

Mfr. Part No.
3B8UM

Mouser Part No
845-3B8UM

Altech

Circuit Breakers 3B8UM, 8A, CIRCUIT BREAKER

Learn More

Datasheet

Non-Stocked

$102.07

$99.34

$92.09

$89.43

View

Min.: 1
Mult.: 1

8 A

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

UM Series Circuit Breakers

Customer Service Office

Company

Resources

Support

300 mA
500 mA
750 mA
800 mA
1 A
1.6 A
2 A
2.5 A
3 A
3.5 A
4 A
5 A
6 A
8 A
10 A
12 A
12.5 A
13 A
15 A
16 A