Circuit Breakers – Mouser Singapore

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UM (V-EA) Circuit Breakers

Altech UM (V-EA) Circuit Breakers are UL 508-listed manual motor controllers that are suitable as motor disconnects. These DIN-rail-mounted circuit breakers are thermal magnetic and have a width of 17.5mm per pole. The series features a 0.3A to 60A current rating, 277V_AC voltage rating, and 10kA short circuit withstand capacity. Altech UM (V-EA) Circuit Breakers are ideal for use in AC motor starting, AC general use, AC resistance, AC discharge lamp, and AC incandescent lamp applications.

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Part #

Circuit Breakers 1.6A MCB ZCHAR 1pl 277VAC UL508

1Z1.6UM
Altech
1: $64.37
5Factory Stock Available

Mfr. Part No.
1Z1.6UM

Mouser Part No
845-1Z1.6UM

Altech

Circuit Breakers 1.6A MCB ZCHAR 1pl 277VAC UL508

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Datasheet

5Factory Stock Available

More Info Available

$64.37

$64.32

$58.69

$56.67

View

Min.: 1
Mult.: 1

Circuit Breaker

Z-Trip

1.6 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 10A Z Characteristic UL 508 1 POLE

1Z10UM
Altech
1: $59.21
17Factory Stock Available

Mfr. Part No.
1Z10UM

Mouser Part No
845-1Z10UM

Altech

Circuit Breakers 10A Z Characteristic UL 508 1 POLE

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Datasheet

17Factory Stock Available

More Info Available

$59.21

$59.17

$53.97

$52.14

View

Min.: 1
Mult.: 1

10 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 12A Z Characteristic UL 508 1 POLE

1Z12UM
Altech
1: $59.21
6Factory Stock Available

Mfr. Part No.
1Z12UM

Mouser Part No
845-1Z12UM

Altech

Circuit Breakers 12A Z Characteristic UL 508 1 POLE

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Datasheet

6Factory Stock Available

More Info Available

$59.21

$59.17

$53.97

$52.14

View

Min.: 1
Mult.: 1

12 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1A Z Characteristic UL 508 1 POLE

1Z1UM
Altech
1: $92.71
6Factory Stock Available

Mfr. Part No.
1Z1UM

Mouser Part No
845-1Z1UM

Altech

Circuit Breakers 1A Z Characteristic UL 508 1 POLE

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Datasheet

6Factory Stock Available

More Info Available

$92.71

$76.92

$70.95

$58.73

View

Min.: 1
Mult.: 1

1 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 2.5A MCB ZCHAR 1pl 277VAC UL508

1Z2.5UM
Altech
1: $64.37
10Factory Stock Available

Mfr. Part No.
1Z2.5UM

Mouser Part No
845-1Z2.5UM

Altech

Circuit Breakers 2.5A MCB ZCHAR 1pl 277VAC UL508

Learn More

Datasheet

10Factory Stock Available

More Info Available

$64.37

$64.32

$58.69

$56.67

View

Min.: 1
Mult.: 1

Circuit Breaker

Z-Trip

2.5 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 20A Z Characteristic UL 508 1 POLE

1Z20UM
Altech
1: $59.21
16Factory Stock Available

Mfr. Part No.
1Z20UM

Mouser Part No
845-1Z20UM

Altech

Circuit Breakers 20A Z Characteristic UL 508 1 POLE

Learn More

Datasheet

16Factory Stock Available

More Info Available

$59.21

$59.17

$53.97

$52.14

View

Min.: 1
Mult.: 1

20 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 25A Z Characteristic UL 508 1 POLE

1Z25UM
Altech
1: $85.28
329Factory Stock Available

Mfr. Part No.
1Z25UM

Mouser Part No
845-1Z25UM

Altech

Circuit Breakers 25A Z Characteristic UL 508 1 POLE

Learn More

Datasheet

329Factory Stock Available

More Info Available

$85.28

$70.75

$65.26

$54.02

View

Min.: 1
Mult.: 1

25 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 2A Z Characteristic UL 508 1 POLE

1Z2UM
Altech
1: $64.37
8Factory Stock Available

Mfr. Part No.
1Z2UM

Mouser Part No
845-1Z2UM

Altech

Circuit Breakers 2A Z Characteristic UL 508 1 POLE

Learn More

Datasheet

8Factory Stock Available

More Info Available

$64.37

$64.32

$58.69

$56.67

View

Min.: 1
Mult.: 1

2 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 3A Z Characteristic UL 508 1 POLE

1Z3UM
Altech
1: $92.71
22Factory Stock Available

Mfr. Part No.
1Z3UM

Mouser Part No
845-1Z3UM

Altech

Circuit Breakers 3A Z Characteristic UL 508 1 POLE

Learn More

Datasheet

22Factory Stock Available

More Info Available

$92.71

$76.92

$70.95

$58.73

View

Min.: 1
Mult.: 1

3 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 4A Z Characteristic UL 508 1 POLE

1Z4UM
Altech
1: $92.71
55Factory Stock Available

Mfr. Part No.
1Z4UM

Mouser Part No
845-1Z4UM

Altech

Circuit Breakers 4A Z Characteristic UL 508 1 POLE

Learn More

Datasheet

55Factory Stock Available

More Info Available

$92.71

$76.92

$70.95

$58.73

View

Min.: 1
Mult.: 1

4 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 5A Z Characteristic UL 508 1 POLE

1Z5UM
Altech
1: $64.37
14Factory Stock Available

Mfr. Part No.
1Z5UM

Mouser Part No
845-1Z5UM

Altech

Circuit Breakers 5A Z Characteristic UL 508 1 POLE

Learn More

Datasheet

14Factory Stock Available

More Info Available

$64.37

$64.32

$58.69

$56.67

View

Min.: 1
Mult.: 1

5 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 6A Z Characteristic UL 508 1 POLE

1Z6UM
Altech
1: $64.37
20Factory Stock Available

Mfr. Part No.
1Z6UM

Mouser Part No
845-1Z6UM

Altech

Circuit Breakers 6A Z Characteristic UL 508 1 POLE

Learn More

Datasheet

20Factory Stock Available

More Info Available

$64.37

$64.32

$58.69

$56.67

View

Min.: 1
Mult.: 1

6 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 8A Z Characteristic UL 508 1 POLE

1Z8UM
Altech
1: $92.71
11Factory Stock Available

Mfr. Part No.
1Z8UM

Mouser Part No
845-1Z8UM

Altech

Circuit Breakers 8A Z Characteristic UL 508 1 POLE

Learn More

Datasheet

11Factory Stock Available

More Info Available

$92.71

$76.92

$70.95

$58.73

View

Min.: 1
Mult.: 1

8 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

2B10UM
Altech
1: $95.31
13Factory Stock Available

Mfr. Part No.
2B10UM

Mouser Part No
845-2B10UM

Altech

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

Learn More

Datasheet

13Factory Stock Available

More Info Available

$95.31

$79.08

$72.93

$60.37

View

Min.: 1
Mult.: 1

10 A

277 VAC

42 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 15A CRT BRKR BCHAR 277VAC UL508

2B15UM
Altech
1: $95.31
3Factory Stock Available

Mfr. Part No.
2B15UM

Mouser Part No
845-2B15UM

Altech

Circuit Breakers 15A CRT BRKR BCHAR 277VAC UL508

Learn More

Datasheet

3Factory Stock Available

More Info Available

$95.31

$79.08

$72.93

$60.37

View

Min.: 1
Mult.: 1

15 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 2B1UM, 1A, CIRCUIT BREAKER

2B1UM
Altech
1: $95.31
35Factory Stock Available

Mfr. Part No.
2B1UM

Mouser Part No
845-2B1UM

Altech

Circuit Breakers 2B1UM, 1A, CIRCUIT BREAKER

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Datasheet

35Factory Stock Available

More Info Available

$95.31

$79.08

$72.93

$60.37

View

Min.: 1
Mult.: 1

1 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 20A MCB B CHAR 1P+N 277VAC UL508

2B20UM
Altech
1: $95.31
3Factory Stock Available

Mfr. Part No.
2B20UM

Mouser Part No
845-2B20UM

Altech

Circuit Breakers 20A MCB B CHAR 1P+N 277VAC UL508

Learn More

Datasheet

3Factory Stock Available

More Info Available

$95.31

$79.08

$72.93

$60.37

View

Min.: 1
Mult.: 1

20 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers CIRCUIT BREAKER 25A

2B25UM
Altech
1: $95.31
40Factory Stock Available

Mfr. Part No.
2B25UM

Mouser Part No
845-2B25UM

Altech

Circuit Breakers CIRCUIT BREAKER 25A

Learn More

Datasheet

40Factory Stock Available

More Info Available

$95.31

$79.08

$72.93

$60.37

View

Min.: 1
Mult.: 1

25 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 63A,MCB D CHAR 3PL 480Y/277VAC, UL1077

2B2UM
Altech
1: $95.31
4Factory Stock Available

Mfr. Part No.
2B2UM

Mouser Part No
845-2B2UM

Altech

Circuit Breakers 63A,MCB D CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

4Factory Stock Available

More Info Available

$95.31

$79.08

$72.93

$60.37

View

Min.: 1
Mult.: 1

2 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 30A CRT BRKR BCHAR 277VAC UL508

2B30UM
Altech
1: $95.31
6Factory Stock Available

Mfr. Part No.
2B30UM

Mouser Part No
845-2B30UM

Altech

Circuit Breakers 30A CRT BRKR BCHAR 277VAC UL508

Learn More

Datasheet

6Factory Stock Available

More Info Available

$95.31

$79.08

$72.93

$60.37

View

Min.: 1
Mult.: 1

30 A

277 VAC

60 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

2B32UM
Altech
1: $95.31
36Factory Stock Available

Mfr. Part No.
2B32UM

Mouser Part No
845-2B32UM

Altech

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

Learn More

Datasheet

36Factory Stock Available

More Info Available

$95.31

$79.08

$72.93

$60.37

View

Min.: 1
Mult.: 1

32 A

277 VAC

60 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 40A MCB B CHAR 1P+N 277VAC UL508

2B40UM
Altech
1: $106.38
11Factory Stock Available

Mfr. Part No.
2B40UM

Mouser Part No
845-2B40UM

Altech

Circuit Breakers 40A MCB B CHAR 1P+N 277VAC UL508

Learn More

Datasheet

11Factory Stock Available

More Info Available

$106.38

$88.24

$82.07

$68.39

View

Min.: 1
Mult.: 1

40 A

277 VAC

60 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 4A MCB B CHAR 277VAC UL508

2B4UM
Altech
1: $66.16
2Factory Stock Available

Mfr. Part No.
2B4UM

Mouser Part No
845-2B4UM

Altech

Circuit Breakers 4A MCB B CHAR 277VAC UL508

Learn More

Datasheet

Product Comments

2Factory Stock Available

More Info Available

$66.16

$65.58

$59.99

$58.02

View

Min.: 1
Mult.: 1

4 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

2B50UM
Altech
1: $106.38
2Factory Stock Available

Mfr. Part No.
2B50UM

Mouser Part No
845-2B50UM

Altech

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

Learn More

Datasheet

2Factory Stock Available

More Info Available

$106.38

$88.24

$82.07

$68.39

View

Min.: 1
Mult.: 1

50 A

277 VAC

60 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 5A MCB B CHAR 277VAC UL508

2B5UM
Altech
1: $66.16
13Factory Stock Available

Mfr. Part No.
2B5UM

Mouser Part No
845-2B5UM

Altech

Circuit Breakers 5A MCB B CHAR 277VAC UL508

Learn More

Datasheet

13Factory Stock Available

More Info Available

$66.16

$65.58

$59.99

$58.02

View

Min.: 1
Mult.: 1

5 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

UM (V-EA) Circuit Breakers

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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