.hide-partial { max-height: none; } .show-more { display: none; }

Altech Circuit Protection

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 5,183

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Circuit Breakers 16A, C CHAR, 1POLE 277VAC, UL489

1C16UL
Altech
1: ₹4,372.94
3In Stock

Mfr. Part No.
1C16UL

Mouser Part No
845-1C16UL

Altech

Circuit Breakers 16A, C CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

3In Stock

₹4,372.94

₹3,124.33

₹3,022.76

₹2,941.69

View

Min.: 1
Mult.: 1

Circuit Breakers 16A MCB CCHAR 1pl 277VAC UL508

1C16UM
Altech
1: ₹3,181.17
1In Stock

Mfr. Part No.
1C16UM

Mouser Part No
845-1C16UM

Altech

Circuit Breakers 16A MCB CCHAR 1pl 277VAC UL508

Learn More

Datasheet

1In Stock

₹3,181.17

₹2,216.75

₹2,117.05

₹2,049.03

View

Min.: 1
Mult.: 1

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

1C20UL
Altech
1: ₹3,124.33
4In Stock
8Expected 18-12-2026

Mfr. Part No.
1C20UL

Mouser Part No
845-1C20UL

Altech

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

Learn More

Datasheet

4In Stock

8Expected 18-12-2026

₹3,124.33

₹3,101.96

₹2,925.85

₹2,834.54

View

Min.: 1
Mult.: 1

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

1C25UL
Altech
1: ₹4,372.94
7In Stock

Mfr. Part No.
1C25UL

Mouser Part No
845-1C25UL

Altech

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

Learn More

Datasheet

7In Stock

₹4,372.94

₹3,748.63

₹3,124.33

₹2,978.03

View

Min.: 1
Mult.: 1

Circuit Breakers 2A MCB CCHAR 1pl 277VAC UL508

1C2UM
Altech
1: ₹2,946.35
13In Stock

Mfr. Part No.
1C2UM

Mouser Part No
845-1C2UM

Altech

Circuit Breakers 2A MCB CCHAR 1pl 277VAC UL508

Learn More

Datasheet

13In Stock

₹2,946.35

₹2,659.36

₹2,412.43

₹2,158.05

View

Min.: 1
Mult.: 1

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

1C32UL
Altech
1: ₹4,372.94
4In Stock

Mfr. Part No.
1C32UL

Mouser Part No
845-1C32UL

Altech

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

Learn More

Datasheet

4In Stock

₹4,372.94

₹3,124.33

₹2,976.17

₹2,896.97

View

Min.: 1
Mult.: 1

Circuit Breakers 3A MCB CCHAR 1pl 277VAC UL508

1C3UM
Altech
1: ₹2,216.75
3In Stock

Mfr. Part No.
1C3UM

Mouser Part No
845-1C3UM

Altech

Circuit Breakers 3A MCB CCHAR 1pl 277VAC UL508

Learn More

Datasheet

3In Stock

₹2,216.75

₹2,208.37

₹2,143.14

₹2,098.41

View

Min.: 1
Mult.: 1

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

1C4UL
Altech
1: ₹3,124.33
16In Stock

Mfr. Part No.
1C4UL

Mouser Part No
845-1C4UL

Altech

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

Learn More

Datasheet

16In Stock

₹3,124.33

₹3,088.92

₹2,999.46

₹2,909.08

View

Min.: 1
Mult.: 1

Circuit Breakers 4A MCB CCHAR 1pl 277VAC UL508

1C4UM
Altech
1: ₹3,181.17
8In Stock

Mfr. Part No.
1C4UM

Mouser Part No
845-1C4UM

Altech

Circuit Breakers 4A MCB CCHAR 1pl 277VAC UL508

Learn More

Datasheet

8In Stock

₹3,181.17

₹2,659.36

₹2,216.75

₹2,204.64

View

Min.: 1
Mult.: 1

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

1C5UL
Altech
1: ₹3,124.33
6In Stock
26On Order

Mfr. Part No.
1C5UL

Mouser Part No
845-1C5UL

Altech

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

Learn More

Datasheet

6In Stock

26On Order

₹3,124.33

₹3,048.85

₹2,967.78

₹2,886.72

View

Min.: 1
Mult.: 1

Circuit Breakers 5A MCB CCHAR 1pl 277VAC UL508

1C5UM
Altech
1: ₹2,939.83
13In Stock

Mfr. Part No.
1C5UM

Mouser Part No
845-1C5UM

Altech

Circuit Breakers 5A MCB CCHAR 1pl 277VAC UL508

Learn More

Datasheet

13In Stock

₹2,939.83

₹2,659.36

₹2,567.11

₹2,216.75

View

Min.: 1
Mult.: 1

Circuit Breakers 6A MCB CCHAR 1pl 277VAC UL508

1C6UM
Altech
1: ₹3,741.18
14In Stock

Mfr. Part No.
1C6UM

Mouser Part No
845-1C6UM

Altech

Circuit Breakers 6A MCB CCHAR 1pl 277VAC UL508

Learn More

Datasheet

14In Stock

₹3,741.18

₹3,392.68

₹2,659.36

₹2,216.75

View

Min.: 1
Mult.: 1

Circuit Breakers 8A MCB CCHAR 1pl 277VAC UL508

1C8UM
Altech
1: ₹3,663.84
1In Stock

Mfr. Part No.
1C8UM

Mouser Part No
845-1C8UM

Altech

Circuit Breakers 8A MCB CCHAR 1pl 277VAC UL508

Learn More

Datasheet

1In Stock

₹3,663.84

₹2,216.75

₹2,167.37

₹2,126.37

View

Min.: 1
Mult.: 1

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

1D10UL
Altech
1: ₹3,124.33
16In Stock
21Expected 11-01-2027

Mfr. Part No.
1D10UL

Mouser Part No
845-1D10UL

Altech

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

Learn More

Datasheet

16In Stock

21Expected 11-01-2027

₹3,124.33

₹2,912.81

₹2,835.47

₹2,771.17

View

Min.: 1
Mult.: 1

Circuit Breakers 10A D Characteristic UL 508 1 POLE

1D10UM
Altech
1: ₹2,700.36
24In Stock

Mfr. Part No.
1D10UM

Mouser Part No
845-1D10UM

Altech

Circuit Breakers 10A D Characteristic UL 508 1 POLE

Learn More

Datasheet

24In Stock

₹2,700.36

₹2,547.54

₹2,417.09

₹2,083.50

View

Min.: 1
Mult.: 1

Circuit Breakers 15A D Characteristic UL 508 1 POLE

1D15UM
Altech
1: ₹3,181.17
4In Stock

Mfr. Part No.
1D15UM

Mouser Part No
845-1D15UM

Altech

Circuit Breakers 15A D Characteristic UL 508 1 POLE

Learn More

Datasheet

4In Stock

₹3,181.17

₹2,216.75

₹2,215.82

₹2,095.62

View

Min.: 1
Mult.: 1

Circuit Breakers 1A D Characteristic UL 508 1 POLE

1D1UM
Altech
1: ₹2,216.75
1In Stock

Mfr. Part No.
1D1UM

Mouser Part No
845-1D1UM

Altech

Circuit Breakers 1A D Characteristic UL 508 1 POLE

Learn More

Datasheet

1In Stock

₹2,216.75

₹2,181.34

₹2,123.57

₹2,073.26

View

Min.: 1
Mult.: 1

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

1D20UL
Altech
1: ₹4,041.22
5In Stock

Mfr. Part No.
1D20UL

Mouser Part No
845-1D20UL

Altech

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

Learn More

Datasheet

5In Stock

₹4,041.22

₹3,600.48

₹3,124.33

₹2,995.74

View

Min.: 1
Mult.: 1

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

1D20UR
Altech
1: ₹2,372.36
19In Stock

Mfr. Part No.
1D20UR

Mouser Part No
845-1D20UR

Altech

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

Learn More

Datasheet

19In Stock

₹2,372.36

₹1,995.92

₹1,994.05

₹1,587.79

View

Min.: 1
Mult.: 1

Circuit Breakers 2A D Characteristic UL 508 1 POLE

1D2UM
Altech
1: ₹2,216.75
1In Stock

Mfr. Part No.
1D2UM

Mouser Part No
845-1D2UM

Altech

Circuit Breakers 2A D Characteristic UL 508 1 POLE

Learn More

Datasheet

1In Stock

₹2,216.75

₹2,191.59

₹2,041.57

₹1,961.44

View

Min.: 1
Mult.: 1

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

1D4UR
Altech
1: ₹2,372.36
6In Stock

Mfr. Part No.
1D4UR

Mouser Part No
845-1D4UR

Altech

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

Learn More

Datasheet

6In Stock

₹2,372.36

₹1,995.92

₹1,663.26

₹1,639.97

View

Min.: 1
Mult.: 1

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

1D5UL
Altech
1: ₹3,124.33
1In Stock

Mfr. Part No.
1D5UL

Mouser Part No
845-1D5UL

Altech

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

Learn More

Datasheet

1In Stock

₹3,124.33

₹2,980.83

₹2,914.67

₹2,848.51

View

Min.: 1
Mult.: 1

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

1D8UR
Altech
1: ₹2,372.36
3In Stock

Mfr. Part No.
1D8UR

Mouser Part No
845-1D8UR

Altech

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

Learn More

Datasheet

3In Stock

₹2,372.36

₹1,663.26

₹1,662.33

₹1,530.95

View

Min.: 1
Mult.: 1

Circuit Breakers 4A CRT BRKR ECHAR 277VAC UL508

1E4UM
Altech
1: ₹3,181.17
6In Stock

Mfr. Part No.
1E4UM

Mouser Part No
845-1E4UM

Altech

Circuit Breakers 4A CRT BRKR ECHAR 277VAC UL508

Learn More

Datasheet

6In Stock

₹3,181.17

₹2,659.36

₹2,216.75

₹2,141.28

View

Min.: 1
Mult.: 1

Circuit Breakers 20A G Characteristic UL 508 1 POLE

1G20UM
Altech
1: ₹3,181.17
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

Learn More

Datasheet

4In Stock

5Expected 07-09-2026

₹3,181.17

₹2,216.75

₹2,081.64

₹2,007.10

View

Min.: 1
Mult.: 1

Altech Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support