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 15A CRT BRKR CCHAR 277VAC UL508

3C15UM
Altech
1: $136.66
2Factory Stock Available

Mfr. Part No.
3C15UM

Mouser Part No
845-3C15UM

Altech

Circuit Breakers 15A CRT BRKR CCHAR 277VAC UL508

Learn More

Datasheet

2Factory Stock Available

More Info Available

$136.66

$114.33

$108.32

$90.27

$84.25

Min.: 1
Mult.: 1

15 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 25A MCB CCHAR 3 PL 480Y/277VAC UL508

3C25UM
Altech
1: $136.66
17Factory Stock Available

Mfr. Part No.
3C25UM

Mouser Part No
845-3C25UM

Altech

Circuit Breakers 25A MCB CCHAR 3 PL 480Y/277VAC UL508

Learn More

Datasheet

17Factory Stock Available

More Info Available

$136.66

$114.33

$108.32

$90.27

$84.25

Min.: 1
Mult.: 1

25 A

277 VAC

60 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

3C3UM
Altech
1: $136.66
183Factory Stock Available

Mfr. Part No.
3C3UM

Mouser Part No
845-3C3UM

Altech

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

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Datasheet

183Factory Stock Available

More Info Available

$136.66

$114.33

$108.32

$90.27

$84.25

Min.: 1
Mult.: 1

3 A

277 VAC

60 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 5A CRT BRKR ECHAR 277VAC UL508

3E5UM
Altech
1: $136.66
4Factory Stock Available

Mfr. Part No.
3E5UM

Mouser Part No
845-3E5UM

Altech

Circuit Breakers 5A CRT BRKR ECHAR 277VAC UL508

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Datasheet

4Factory Stock Available

More Info Available

$136.66

$114.33

$108.32

$90.27

$84.25

Min.: 1
Mult.: 1

5 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 15A G Characteristic UL 508 3 POLE

3G15UM
Altech
1: $99.22
158Factory Stock Available

Mfr. Part No.
3G15UM

Mouser Part No
845-3G15UM

Altech

Circuit Breakers 15A G Characteristic UL 508 3 POLE

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Datasheet

158Factory Stock Available

More Info Available

$99.22

$99.20

$99.05

$96.81

View

Min.: 1
Mult.: 1

15 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 16A G Characteristic UL 508 3 POLE

3G16UM
Altech
1: $136.66
3Factory Stock Available

Mfr. Part No.
3G16UM

Mouser Part No
845-3G16UM

Altech

Circuit Breakers 16A G Characteristic UL 508 3 POLE

Learn More

Datasheet

3Factory Stock Available

More Info Available

$136.66

$114.33

$108.32

$90.27

$84.25

Min.: 1
Mult.: 1

16 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1A G Characteristic UL 508 3 POLE

3G1UM
Altech
1: $136.66
27Factory Stock Available

Mfr. Part No.
3G1UM

Mouser Part No
845-3G1UM

Altech

Circuit Breakers 1A G Characteristic UL 508 3 POLE

Learn More

Datasheet

27Factory Stock Available

More Info Available

$136.66

$114.33

$108.32

$90.27

$84.25

Min.: 1
Mult.: 1

1 A

277 VAC

60 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 40A MCB GCHARL 480Y/277VAC UL508

3G40UM
Altech
1: $153.90
8Factory Stock Available

Mfr. Part No.
3G40UM

Mouser Part No
845-3G40UM

Altech

Circuit Breakers 40A MCB GCHARL 480Y/277VAC UL508

Learn More

Datasheet

8Factory Stock Available

More Info Available

$153.90

$129.92

$123.10

$102.58

$95.74

Min.: 1
Mult.: 1

40 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 6A G Characteristic UL 508 3 POLE

3G6UM
Altech
1: $136.66
3Factory Stock Available

Mfr. Part No.
3G6UM

Mouser Part No
845-3G6UM

Altech

Circuit Breakers 6A G Characteristic UL 508 3 POLE

Learn More

Datasheet

3Factory Stock Available

More Info Available

$136.66

$114.33

$108.32

$90.27

$84.25

Min.: 1
Mult.: 1

6 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1.6.A MCB B Char 1 pl 277VAC UL508

1B1.6UM
Altech
1: $50.93
8Factory Stock Available

Mfr. Part No.
1B1.6UM

Mouser Part No
845-1B1.6UM

Altech

Circuit Breakers 1.6.A MCB B Char 1 pl 277VAC UL508

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Datasheet

8Factory Stock Available

More Info Available

$50.93

$42.24

$38.98

$32.29

View

Min.: 1
Mult.: 1

Circuit Breaker

B-Trip

1.6 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 16A MCB B Char 1pl 277VAC UL508

1B16UM
Altech
1: $50.93
104Factory Stock Available

Mfr. Part No.
1B16UM

Mouser Part No
845-1B16UM

Altech

Circuit Breakers 16A MCB B Char 1pl 277VAC UL508

Learn More

Datasheet

104Factory Stock Available

More Info Available

$50.93

$42.24

$38.98

$32.29

View

Min.: 1
Mult.: 1

16 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1A MCB B Char 1 pl 277VAC UL508

1B1UM
Altech
1: $50.93
67Factory Stock Available

Mfr. Part No.
1B1UM

Mouser Part No
845-1B1UM

Altech

Circuit Breakers 1A MCB B Char 1 pl 277VAC UL508

Learn More

Datasheet

67Factory Stock Available

More Info Available

$50.93

$42.24

$38.98

$32.29

View

Min.: 1
Mult.: 1

1 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1B2.5UM, 2.5A, CIRCUIT BREAKER

1B2.5UM
Altech
1: $50.93
7Factory Stock Available

Mfr. Part No.
1B2.5UM

Mouser Part No
845-1B2.5UM

Altech

Circuit Breakers 1B2.5UM, 2.5A, CIRCUIT BREAKER

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Datasheet

7Factory Stock Available

More Info Available

$50.93

$42.24

$38.98

$32.29

View

Min.: 1
Mult.: 1

Circuit Breaker

B-Trip

2.5 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 25A MCB B Char 1pl 277VAC UL508

1B25UM
Altech
1: $33.07
15Factory Stock Available

Mfr. Part No.
1B25UM

Mouser Part No
845-1B25UM

Altech

Circuit Breakers 25A MCB B Char 1pl 277VAC UL508

Learn More

Datasheet

15Factory Stock Available

More Info Available

$33.07

$31.23

$29.95

$29.00

View

Min.: 1
Mult.: 1

25 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 2A MCB B Char 1 pl UL508

1B2UM
Altech
1: $33.07
7Factory Stock Available

Mfr. Part No.
1B2UM

Mouser Part No
845-1B2UM

Altech

Circuit Breakers 2A MCB B Char 1 pl UL508

Learn More

Datasheet

7Factory Stock Available

More Info Available

$33.07

$31.23

$29.95

$29.00

View

Min.: 1
Mult.: 1

2 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 4A MCB B Char 1 pl 277V UL 508

1B4UM
Altech
1: $33.07
25Factory Stock Available

Mfr. Part No.
1B4UM

Mouser Part No
845-1B4UM

Altech

Circuit Breakers 4A MCB B Char 1 pl 277V UL 508

Learn More

Datasheet

25Factory Stock Available

More Info Available

$33.07

$31.23

$29.95

$29.00

View

Min.: 1
Mult.: 1

4 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 50A MCB B Char 1pl 277VAC UL508

1B50UM
Altech
1: $56.88
12Factory Stock Available

Mfr. Part No.
1B50UM

Mouser Part No
845-1B50UM

Altech

Circuit Breakers 50A MCB B Char 1pl 277VAC UL508

Learn More

Datasheet

12Factory Stock Available

More Info Available

$56.88

$47.18

$43.52

$36.47

View

Min.: 1
Mult.: 1

50 A

277 VAC

24 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 60A MCB B Char 1pl 277VAC UL508

1B60UM
Altech
1: $37.60
3Factory Stock Available

Mfr. Part No.
1B60UM

Mouser Part No
845-1B60UM

Altech

Circuit Breakers 60A MCB B Char 1pl 277VAC UL508

Learn More

Datasheet

3Factory Stock Available

More Info Available

$37.60

$35.28

$34.06

$32.96

View

Min.: 1
Mult.: 1

60 A

277 VAC

24 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 6A MCB B Char 1 pl 277VAC UL508

1B6UM
Altech
1: $33.07
132Factory Stock Available

Mfr. Part No.
1B6UM

Mouser Part No
845-1B6UM

Altech

Circuit Breakers 6A MCB B Char 1 pl 277VAC UL508

Learn More

Datasheet

132Factory Stock Available

More Info Available

$33.07

$32.53

$31.59

$30.83

View

Min.: 1
Mult.: 1

6 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers .75A MCB CCHAR 1pl 277VAC UL508

1C075UM
Altech
1: $50.93
11Factory Stock Available

Mfr. Part No.
1C075UM

Mouser Part No
845-1C075UM

Altech

Circuit Breakers .75A MCB CCHAR 1pl 277VAC UL508

Learn More

Datasheet

11Factory Stock Available

More Info Available

$50.93

$42.24

$38.98

$32.29

View

Min.: 1
Mult.: 1

750 mA

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1.6A MCB CCHAR 1pl 277VAC UL508

1C1.6UM
Altech
1: $50.93
11Factory Stock Available

Mfr. Part No.
1C1.6UM

Mouser Part No
845-1C1.6UM

Altech

Circuit Breakers 1.6A MCB CCHAR 1pl 277VAC UL508

Learn More

Datasheet

11Factory Stock Available

More Info Available

$50.93

$42.24

$38.98

$32.29

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

1.6 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 13A MCB CCHAR 1pl 277VAC UL508

1C13UM
Altech
1: $50.93
13Factory Stock Available

Mfr. Part No.
1C13UM

Mouser Part No
845-1C13UM

Altech

Circuit Breakers 13A MCB CCHAR 1pl 277VAC UL508

Learn More

Datasheet

13Factory Stock Available

More Info Available

$50.93

$42.24

$38.98

$32.29

View

Min.: 1
Mult.: 1

13 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 16A MCB CCHAR 1pl 277VAC UL508

1C16UM
Altech
1: $50.93
14Factory Stock Available

Mfr. Part No.
1C16UM

Mouser Part No
845-1C16UM

Altech

Circuit Breakers 16A MCB CCHAR 1pl 277VAC UL508

Learn More

Datasheet

14Factory Stock Available

More Info Available

$50.93

$42.24

$38.98

$32.29

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

16 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1A MCB CCHAR 1pl 277VAC UL508

1C1UM
Altech
1: $33.07
43Factory Stock Available

Mfr. Part No.
1C1UM

Mouser Part No
845-1C1UM

Altech

Circuit Breakers 1A MCB CCHAR 1pl 277VAC UL508

Learn More

Datasheet

43Factory Stock Available

More Info Available

$33.07

$31.87

$30.76

$30.15

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 CCHAR 1pl 277VAC UL508

1C2.5UM
Altech
1: $33.07
19Factory Stock Available

Mfr. Part No.
1C2.5UM

Mouser Part No
845-1C2.5UM

Altech

Circuit Breakers 2.5A MCB CCHAR 1pl 277VAC UL508

Learn More

Datasheet

19Factory Stock Available

More Info Available

$33.07

$31.23

$29.95

$29.00

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

2.5 A

277 VAC

42 VDC

1 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