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Altech Circuit Protection

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Part #

Circuit Breakers 16A MCB CCHAR 1pl 277VAC UL508

1C16UM
Altech
1: Rp626.332
1In Stock

Mfr. Part No.
1C16UM

Mouser Part No
845-1C16UM

Altech

Circuit Breakers 16A MCB CCHAR 1pl 277VAC UL508

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Datasheet

1In Stock

Rp626.332

Rp436.451

Rp416.821

Rp403.429

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Min.: 1
Mult.: 1

Circuit Breakers 20A, C CHAR, 1POLE 277VAC, UL489

1C20UL
Altech
1: Rp615.141
4In Stock
8Expected 18/12/2026

Mfr. Part No.
1C20UL

Mouser Part No
845-1C20UL

Altech

Circuit Breakers 20A, C CHAR, 1POLE 277VAC, UL489

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Datasheet

4In Stock

8Expected 18/12/2026

Rp615.141

Rp610.738

Rp576.064

Rp558.085

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Min.: 1
Mult.: 1

Circuit Breakers 25A, C CHAR, 1POLE 277VAC, UL489

1C25UL
Altech
1: Rp860.978
7In Stock

Mfr. Part No.
1C25UL

Mouser Part No
845-1C25UL

Altech

Circuit Breakers 25A, C CHAR, 1POLE 277VAC, UL489

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Datasheet

7In Stock

Rp860.978

Rp738.060

Rp615.141

Rp586.338

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Min.: 1
Mult.: 1

Circuit Breakers 2A MCB CCHAR 1pl 277VAC UL508

1C2UM
Altech
1: Rp580.101
13In Stock

Mfr. Part No.
1C2UM

Mouser Part No
845-1C2UM

Altech

Circuit Breakers 2A MCB CCHAR 1pl 277VAC UL508

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Datasheet

13In Stock

Rp580.101

Rp523.595

Rp474.978

Rp424.893

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Min.: 1
Mult.: 1

Circuit Breakers 32A, C CHAR, 1POLE 277VAC, UL489

1C32UL
Altech
1: Rp860.978
4In Stock

Mfr. Part No.
1C32UL

Mouser Part No
845-1C32UL

Altech

Circuit Breakers 32A, C CHAR, 1POLE 277VAC, UL489

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Datasheet

4In Stock

Rp860.978

Rp615.141

Rp585.971

Rp570.377

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Min.: 1
Mult.: 1

Circuit Breakers 3A MCB CCHAR 1pl 277VAC UL508

1C3UM
Altech
1: Rp436.451
3In Stock

Mfr. Part No.
1C3UM

Mouser Part No
845-1C3UM

Altech

Circuit Breakers 3A MCB CCHAR 1pl 277VAC UL508

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Datasheet

3In Stock

Rp436.451

Rp434.800

Rp421.958

Rp413.152

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Min.: 1
Mult.: 1

Circuit Breakers 4A, C CHAR, 1POLE 277VAC, UL489

1C4UL
Altech
1: Rp615.141
16In Stock

Mfr. Part No.
1C4UL

Mouser Part No
845-1C4UL

Altech

Circuit Breakers 4A, C CHAR, 1POLE 277VAC, UL489

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Datasheet

16In Stock

Rp615.141

Rp608.170

Rp590.558

Rp572.762

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Min.: 1
Mult.: 1

Circuit Breakers 4A MCB CCHAR 1pl 277VAC UL508

1C4UM
Altech
1: Rp626.332
8In Stock

Mfr. Part No.
1C4UM

Mouser Part No
845-1C4UM

Altech

Circuit Breakers 4A MCB CCHAR 1pl 277VAC UL508

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Datasheet

8In Stock

Rp626.332

Rp523.595

Rp436.451

Rp434.066

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Min.: 1
Mult.: 1

Circuit Breakers 5A, C CHAR, 1POLE 277VAC, UL489

1C5UL
Altech
1: Rp615.141
6In Stock
26On Order

Mfr. Part No.
1C5UL

Mouser Part No
845-1C5UL

Altech

Circuit Breakers 5A, C CHAR, 1POLE 277VAC, UL489

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Datasheet

6In Stock

26On Order

Rp615.141

Rp600.281

Rp584.320

Rp568.359

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Min.: 1
Mult.: 1

Circuit Breakers 5A MCB CCHAR 1pl 277VAC UL508

1C5UM
Altech
1: Rp578.816
13In Stock

Mfr. Part No.
1C5UM

Mouser Part No
845-1C5UM

Altech

Circuit Breakers 5A MCB CCHAR 1pl 277VAC UL508

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Datasheet

13In Stock

Rp578.816

Rp523.595

Rp505.432

Rp436.451

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Min.: 1
Mult.: 1

Circuit Breakers 6A MCB CCHAR 1pl 277VAC UL508

1C6UM
Altech
1: Rp736.592
14In Stock

Mfr. Part No.
1C6UM

Mouser Part No
845-1C6UM

Altech

Circuit Breakers 6A MCB CCHAR 1pl 277VAC UL508

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Datasheet

14In Stock

Rp736.592

Rp667.978

Rp523.595

Rp436.451

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Min.: 1
Mult.: 1

Circuit Breakers 8A MCB CCHAR 1pl 277VAC UL508

1C8UM
Altech
1: Rp721.365
1In Stock

Mfr. Part No.
1C8UM

Mouser Part No
845-1C8UM

Altech

Circuit Breakers 8A MCB CCHAR 1pl 277VAC UL508

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Datasheet

1In Stock

Rp721.365

Rp436.451

Rp426.728

Rp418.656

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Min.: 1
Mult.: 1

Circuit Breakers 10A, D CHAR, 1POLE 277VAC, UL489

1D10UL
Altech
1: Rp615.141
16In Stock
21Expected 11/01/2027

Mfr. Part No.
1D10UL

Mouser Part No
845-1D10UL

Altech

Circuit Breakers 10A, D CHAR, 1POLE 277VAC, UL489

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Datasheet

16In Stock

21Expected 11/01/2027

Rp615.141

Rp573.496

Rp558.269

Rp545.610

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Min.: 1
Mult.: 1

Circuit Breakers 10A D Characteristic UL 508 1 POLE

1D10UM
Altech
1: Rp531.667
24In Stock

Mfr. Part No.
1D10UM

Mouser Part No
845-1D10UM

Altech

Circuit Breakers 10A D Characteristic UL 508 1 POLE

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Datasheet

24In Stock

Rp531.667

Rp501.580

Rp475.895

Rp410.217

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Min.: 1
Mult.: 1

Circuit Breakers 15A D Characteristic UL 508 1 POLE

1D15UM
Altech
1: Rp626.332
4In Stock

Mfr. Part No.
1D15UM

Mouser Part No
845-1D15UM

Altech

Circuit Breakers 15A D Characteristic UL 508 1 POLE

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Datasheet

4In Stock

Rp626.332

Rp436.451

Rp436.268

Rp412.602

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Min.: 1
Mult.: 1

Circuit Breakers 1A D Characteristic UL 508 1 POLE

1D1UM
Altech
1: Rp436.451
1In Stock

Mfr. Part No.
1D1UM

Mouser Part No
845-1D1UM

Altech

Circuit Breakers 1A D Characteristic UL 508 1 POLE

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Datasheet

1In Stock

Rp436.451

Rp429.480

Rp418.105

Rp408.199

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Min.: 1
Mult.: 1

Circuit Breakers 20A, D CHAR, 1POLE 277VAC, UL489

1D20UL
Altech
1: Rp795.666
5In Stock

Mfr. Part No.
1D20UL

Mouser Part No
845-1D20UL

Altech

Circuit Breakers 20A, D CHAR, 1POLE 277VAC, UL489

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Datasheet

5In Stock

Rp795.666

Rp708.889

Rp615.141

Rp589.824

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Min.: 1
Mult.: 1

Circuit Breakers 20A,MCB D CHAR 1 PL, 277VAC, UL1077

1D20UR
Altech
1: Rp467.089
19In Stock

Mfr. Part No.
1D20UR

Mouser Part No
845-1D20UR

Altech

Circuit Breakers 20A,MCB D CHAR 1 PL, 277VAC, UL1077

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Datasheet

19In Stock

Rp467.089

Rp392.971

Rp392.604

Rp312.616

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Min.: 1
Mult.: 1

Circuit Breakers 2A D Characteristic UL 508 1 POLE

1D2UM
Altech
1: Rp436.451
1In Stock

Mfr. Part No.
1D2UM

Mouser Part No
845-1D2UM

Altech

Circuit Breakers 2A D Characteristic UL 508 1 POLE

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Datasheet

1In Stock

Rp436.451

Rp431.498

Rp401.961

Rp386.183

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Min.: 1
Mult.: 1

Circuit Breakers 4A,MCB D CHAR 1 PL, 277VAC, UL1077

1D4UR
Altech
1: Rp467.089
6In Stock

Mfr. Part No.
1D4UR

Mouser Part No
845-1D4UR

Altech

Circuit Breakers 4A,MCB D CHAR 1 PL, 277VAC, UL1077

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Datasheet

6In Stock

Rp467.089

Rp392.971

Rp327.476

Rp322.890

View

Min.: 1
Mult.: 1

Circuit Breakers 5A, D CHAR, 1POLE 277VAC, UL489

1D5UL
Altech
1: Rp615.141
1In Stock

Mfr. Part No.
1D5UL

Mouser Part No
845-1D5UL

Altech

Circuit Breakers 5A, D CHAR, 1POLE 277VAC, UL489

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Datasheet

1In Stock

Rp615.141

Rp586.889

Rp573.863

Rp560.837

View

Min.: 1
Mult.: 1

Circuit Breakers 8A,MCB D CHAR 1 PL, 277VAC, UL1077

1D8UR
Altech
1: Rp467.089
3In Stock

Mfr. Part No.
1D8UR

Mouser Part No
845-1D8UR

Altech

Circuit Breakers 8A,MCB D CHAR 1 PL, 277VAC, UL1077

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Datasheet

3In Stock

Rp467.089

Rp327.476

Rp327.293

Rp301.425

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Min.: 1
Mult.: 1

Circuit Breakers 4A CRT BRKR ECHAR 277VAC UL508

1E4UM
Altech
1: Rp626.332
6In Stock

Mfr. Part No.
1E4UM

Mouser Part No
845-1E4UM

Altech

Circuit Breakers 4A CRT BRKR ECHAR 277VAC UL508

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Datasheet

6In Stock

Rp626.332

Rp523.595

Rp436.451

Rp421.591

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Min.: 1
Mult.: 1

Circuit Breakers 50A CRT BKR ECHAR 277VAC UL508

1E50UM
Altech
1: Rp704.853
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
1E50UM

Mouser Part No
845-1E50UM

Altech

Circuit Breakers 50A CRT BKR ECHAR 277VAC UL508

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Datasheet

Non-Stocked Lead-Time 18 Weeks

Rp704.853

Rp496.259

Rp479.748

Rp463.787

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Min.: 1
Mult.: 1

Circuit Breakers 20A G Characteristic UL 508 1 POLE

1G20UM
Altech
1: Rp626.332
4In Stock
5Expected 07/09/2026

Mfr. Part No.
1G20UM

Mouser Part No
845-1G20UM

Altech

Circuit Breakers 20A G Characteristic UL 508 1 POLE

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Datasheet

4In Stock

5Expected 07/09/2026

Rp626.332

Rp436.451

Rp409.850

Rp395.173

View

Min.: 1
Mult.: 1

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