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UM Series Electromechanical

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Part #

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

2D2UM
Altech
1: $73.78
5In Stock

Mfr. Part #
2D2UM

Mouser Part #
845-2D2UM

Altech

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

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Datasheet

5In Stock

$73.78

$72.25

$67.60

$65.86

View

Min.: 1
Mult.: 1

Circuit Breakers 2.5A MCB GCHAR 1P+N 277VAC UL508

2G2.5UM
Altech
1: $106.28
28In Stock

Mfr. Part #
2G2.5UM

Mouser Part #
845-2G2.5UM

Altech

Circuit Breakers 2.5A MCB GCHAR 1P+N 277VAC UL508

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Datasheet

28In Stock

$106.28

$88.18

$81.33

$67.32

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Min.: 1
Mult.: 1

Circuit Breakers 1A MCB CCHAR 3 PL 480Y/277VAC UL508

3C1UM
Altech
1: $124.48
1In Stock

Mfr. Part #
3C1UM

Mouser Part #
845-3C1UM

Altech

Circuit Breakers 1A MCB CCHAR 3 PL 480Y/277VAC UL508

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Datasheet

1In Stock

$124.48

$109.91

$90.01

$85.62

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Min.: 1
Mult.: 1

Circuit Breakers 3D1UM, 1A,CIRCUIT BREAKER

3D1UM
Altech
1: $152.40
7In Stock

Mfr. Part #
3D1UM

Mouser Part #
845-3D1UM

Altech

Circuit Breakers 3D1UM, 1A,CIRCUIT BREAKER

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Datasheet

7In Stock

$152.40

$127.49

$120.79

$100.66

$93.95

Min.: 1
Mult.: 1

Circuit Breakers 2A D Characteristic UL 508 3 POLE

3D2UM
Altech
1: $152.40
2In Stock

Mfr. Part #
3D2UM

Mouser Part #
845-3D2UM

Altech

Circuit Breakers 2A D Characteristic UL 508 3 POLE

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Datasheet

2In Stock

$152.40

$127.49

$120.79

$100.66

$93.95

Min.: 1
Mult.: 1

Circuit Breakers 30A D Characteristic UL 508 3 POLE

3D30UM
Altech
1: $110.64
11In Stock

Mfr. Part #
3D30UM

Mouser Part #
845-3D30UM

Altech

Circuit Breakers 30A D Characteristic UL 508 3 POLE

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Datasheet

11In Stock

$110.64

$106.47

$103.18

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Min.: 1
Mult.: 1

Circuit Breakers 20A CRT BRKR ECHAR 277VAC UL508

3E20UM
Altech
1: $148.52
4In Stock

Mfr. Part #
3E20UM

Mouser Part #
845-3E20UM

Altech

Circuit Breakers 20A CRT BRKR ECHAR 277VAC UL508

Learn More

Datasheet

4In Stock

$148.52

$110.64

$107.68

$99.82

View

Min.: 1
Mult.: 1

Circuit Breakers 4A MCB CCHAR 3 PL 480Y/277VAC UL508

3C4UM
Altech
1: $152.40
10Expected 2026-06-22

Mfr. Part #
3C4UM

Mouser Part #
845-3C4UM

Altech

Circuit Breakers 4A MCB CCHAR 3 PL 480Y/277VAC UL508

Learn More

Datasheet

10Expected 2026-06-22

$152.40

$127.49

$120.79

$100.66

$93.95

Min.: 1
Mult.: 1

Circuit Breakers 5A MCB CCHAR 1pl 277VAC UL508

1C5UM
Altech
1: $48.90
17Expected 2026-05-22

Mfr. Part #
1C5UM

Mouser Part #
845-1C5UM

Altech

Circuit Breakers 5A MCB CCHAR 1pl 277VAC UL508

Learn More

Datasheet

17Expected 2026-05-22

$48.90

$44.24

$36.87

$36.66

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Min.: 1
Mult.: 1

Circuit Breakers 15A D Characteristic UL 508 1 POLE

1D15UM
Altech
1: $36.87
5Expected 2026-06-19

Mfr. Part #
1D15UM

Mouser Part #
845-1D15UM

Altech

Circuit Breakers 15A D Characteristic UL 508 1 POLE

Learn More

Datasheet

5Expected 2026-06-19

$36.87

$33.51

$31.93

$30.89

View

Min.: 1
Mult.: 1

Circuit Breakers 5A D Characteristic UL 508 1 POLE

1D5UM
Altech
1: $36.87
9On Order

Mfr. Part #
1D5UM

Mouser Part #
845-1D5UM

Altech

Circuit Breakers 5A D Characteristic UL 508 1 POLE

Learn More

Datasheet

9On Order

$36.87

$35.99

$33.51

$31.93

View

Min.: 1
Mult.: 1

Circuit Breakers 16A MCB DCHAR 1P+N 277VAC UL508

2D16UM
Altech
1: $73.78
25Expected 2026-06-29

Mfr. Part #
2D16UM

Mouser Part #
845-2D16UM

Altech

Circuit Breakers 16A MCB DCHAR 1P+N 277VAC UL508

Learn More

Datasheet

25Expected 2026-06-29

$73.78

$72.66

$66.88

$64.56

View

Min.: 1
Mult.: 1

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

2D20UM
Altech
1: $106.28
32On Order

Mfr. Part #
2D20UM

Mouser Part #
845-2D20UM

Altech

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

Learn More

Datasheet

32On Order

$106.28

$88.18

$81.33

$67.32

View

Min.: 1
Mult.: 1

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

3C6UM
Altech
1: $152.40
1Expected 2026-06-01

Mfr. Part #
3C6UM

Mouser Part #
845-3C6UM

Altech

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

Learn More

Datasheet

1Expected 2026-06-01

$152.40

$127.49

$120.79

$100.66

$93.95

Min.: 1
Mult.: 1

Circuit Breakers 15A D Characteristic UL 508 3 POLE

3D15UM
Altech
1: $110.64
5Expected 2026-07-07

Mfr. Part #
3D15UM

Mouser Part #
845-3D15UM

Altech

Circuit Breakers 15A D Characteristic UL 508 3 POLE

Learn More

Datasheet

5Expected 2026-07-07

$110.64

$108.95

$104.16

$102.28

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Min.: 1
Mult.: 1

Circuit Breakers 25A D Characteristic UL 508 1 POLE

1D25UM
Altech
1: $56.79
4Factory Stock Available

Mfr. Part #
1D25UM

Mouser Part #
845-1D25UM

Altech

Circuit Breakers 25A D Characteristic UL 508 1 POLE

Learn More

Datasheet

4Factory Stock Available

More Info Available

$56.79

$47.10

$43.46

$36.01

View

Min.: 1
Mult.: 1

Circuit Breakers 50A D Characteristic UL 508 1 POLE

1D50UM
Altech
1: $63.43
55Factory Stock Available

Mfr. Part #
1D50UM

Mouser Part #
845-1D50UM

Altech

Circuit Breakers 50A D Characteristic UL 508 1 POLE

Learn More

Datasheet

55Factory Stock Available

More Info Available

$63.43

$52.61

$48.53

$40.67

View

Min.: 1
Mult.: 1

Circuit Breakers 6A D Characteristic UL 508 1 POLE

1D6UM
Altech
1: $56.79
5Factory Stock Available

Mfr. Part #
1D6UM

Mouser Part #
845-1D6UM

Altech

Circuit Breakers 6A D Characteristic UL 508 1 POLE

Learn More

Datasheet

5Factory Stock Available

More Info Available

$56.79

$47.10

$43.46

$36.01

View

Min.: 1
Mult.: 1

Circuit Breakers 15A CRT BKR ECHAR 277VAC UL508

1E15UM
Altech
1: $36.87
39Factory Stock Available

Mfr. Part #
1E15UM

Mouser Part #
845-1E15UM

Altech

Circuit Breakers 15A CRT BKR ECHAR 277VAC UL508

Learn More

Datasheet

39Factory Stock Available

More Info Available

$36.87

$34.83

$33.40

$32.33

View

Min.: 1
Mult.: 1

Circuit Breakers 5A CRT BRKR ECHAR 277VAC UL508

1E5UM
Altech
1: $36.87
3Factory Stock Available

Mfr. Part #
1E5UM

Mouser Part #
845-1E5UM

Altech

Circuit Breakers 5A CRT BRKR ECHAR 277VAC UL508

Learn More

Datasheet

3Factory Stock Available

More Info Available

$36.87

$34.83

$33.40

$32.33

View

Min.: 1
Mult.: 1

Circuit Breakers 5A G Characteristic UL 508 1 POLE

1G5UM
Altech
1: $36.87
146Factory Stock Available

Mfr. Part #
1G5UM

Mouser Part #
845-1G5UM

Altech

Circuit Breakers 5A G Characteristic UL 508 1 POLE

Learn More

Datasheet

146Factory Stock Available

More Info Available

$36.87

$36.15

$34.10

$30.89

View

Min.: 1
Mult.: 1

Circuit Breakers 15A MCB DCHAR 1P+N 277VAC UL508

2D15UM
Altech
1: $73.78
24Factory Stock Available

Mfr. Part #
2D15UM

Mouser Part #
845-2D15UM

Altech

Circuit Breakers 15A MCB DCHAR 1P+N 277VAC UL508

Learn More

Datasheet

24Factory Stock Available

More Info Available

$73.78

$72.25

$67.60

$65.86

View

Min.: 1
Mult.: 1

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

2D40UM
Altech
1: $118.62
20Factory Stock Available

Mfr. Part #
2D40UM

Mouser Part #
845-2D40UM

Altech

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

Learn More

Datasheet

20Factory Stock Available

More Info Available

$118.62

$98.39

$91.51

$76.26

View

Min.: 1
Mult.: 1

Circuit Breakers 1A CRT BRKR ECHAR 277VAC UL508

2E1UM
Altech
1: $106.28
10Factory Stock Available

Mfr. Part #
2E1UM

Mouser Part #
845-2E1UM

Altech

Circuit Breakers 1A CRT BRKR ECHAR 277VAC UL508

Learn More

Datasheet

10Factory Stock Available

More Info Available

$106.28

$88.18

$81.33

$67.32

View

Min.: 1
Mult.: 1

Circuit Breakers CRT BRKR ECHAR 277VAC UL508

2E2UM
Altech
1: $106.28
5Factory Stock Available

Mfr. Part #
2E2UM

Mouser Part #
845-2E2UM

Altech

Circuit Breakers CRT BRKR ECHAR 277VAC UL508

Learn More

Datasheet

5Factory Stock Available

More Info Available

$106.28

$88.18

$81.33

$67.32

View

Min.: 1
Mult.: 1

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