Circuit Breakers – Mouser Romania

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UL (AC) & DL (DC) Circuit Breakers

Altech UL (AC) and DL (DC) Circuit Breakers are available in both AC and DC models and offer 10kA short-circuit interrupting capacity. These thermal magnetic modules feature a 17.5mm width, a miniature size, and DIN-rail mounting. The series has a 0.3 to 63A current range and 6000 switching cycles of electrical life. Applications for Altech UL (AC) and DL (DC) Circuit Breakers include lighting, wiring protection, appliances, transformers, and telecommunication.

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Part #

Circuit Breakers 3A, C CHAR, 2POLE 480Y/277VAC,UL489

2C3UL
Altech
1: 226,45 RON
15In Stock

Mfr. Part No.
2C3UL

Mouser Part No
845-2C3UL

Altech

Circuit Breakers 3A, C CHAR, 2POLE 480Y/277VAC,UL489

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Datasheet

15In Stock

226,45 RON

Min.: 1
Mult.: 1

3 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 8A, C CHAR, 1POLE 277VAC, UL489

1C8UL
Altech
1: 176,75 RON
1In Stock
6On Order

Mfr. Part No.
1C8UL

Mouser Part No
845-1C8UL

Altech

Circuit Breakers 8A, C CHAR, 1POLE 277VAC, UL489

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Datasheet

1In Stock

6On Order

176,75 RON

147,98 RON

133,24 RON

130,23 RON

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

8 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 3A, C CHAR, 1POLE 277VAC, UL489

1C3UL
Altech
1: 179,87 RON
208In Stock

Mfr. Part No.
1C3UL

Mouser Part No
845-1C3UL

Altech

Circuit Breakers 3A, C CHAR, 1POLE 277VAC, UL489

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Datasheet

208In Stock

179,87 RON

172,43 RON

164,03 RON

136,01 RON

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

3 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 12A, C CHAR, 2POLE 480Y/277VAC,UL489

2C12UL
Altech
1: 344,25 RON
66In Stock

Mfr. Part No.
2C12UL

Mouser Part No
845-2C12UL

Altech

Circuit Breakers 12A, C CHAR, 2POLE 480Y/277VAC,UL489

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Datasheet

66In Stock

344,25 RON

295,86 RON

268,80 RON

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

12 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 0.5A, C CHAR, 1POLE 277VAC, UL489

1C05UL
Altech
1: 213,83 RON
5In Stock

Mfr. Part No.
1C05UL

Mouser Part No
845-1C05UL

Altech

Circuit Breakers 0.5A, C CHAR, 1POLE 277VAC, UL489

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Datasheet

5In Stock

213,83 RON

177,36 RON

163,63 RON

140,74 RON

View

Min.: 1
Mult.: 1

500 mA

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1C10UL
Altech
1: 145,07 RON
49In Stock
25Expected 5/22/2026

Mfr. Part No.
1C10UL

Mouser Part No
845-1C10UL

Altech

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

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Datasheet

49In Stock

25Expected 5/22/2026

145,07 RON

145,01 RON

142,65 RON

130,08 RON

View

Min.: 1
Mult.: 1

10 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1C4UL
Altech
1: 213,78 RON
26In Stock

Mfr. Part No.
1C4UL

Mouser Part No
845-1C4UL

Altech

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

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Datasheet

26In Stock

213,78 RON

177,36 RON

163,63 RON

144,71 RON

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

4 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1C5UL
Altech
1: 213,83 RON
20In Stock

Mfr. Part No.
1C5UL

Mouser Part No
845-1C5UL

Altech

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

Learn More

Datasheet

20In Stock

213,83 RON

177,36 RON

163,63 RON

140,74 RON

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

5 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1D10UL
Altech
1: 145,07 RON
9In Stock

Mfr. Part No.
1D10UL

Mouser Part No
845-1D10UL

Altech

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

Learn More

Datasheet

9In Stock

145,07 RON

144,46 RON

143,51 RON

140,74 RON

View

Min.: 1
Mult.: 1

Circuit Breaker

D-Trip

10 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1D20UL
Altech
1: 145,07 RON
10In Stock

Mfr. Part No.
1D20UL

Mouser Part No
845-1D20UL

Altech

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

Learn More

Datasheet

10In Stock

145,07 RON

144,21 RON

140,74 RON

Quote

Min.: 1
Mult.: 1

20 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 15A, C CHAR, 2POLE 480Y/277VAC,UL489

2C15UL
Altech
1: 290,03 RON
8In Stock

Mfr. Part No.
2C15UL

Mouser Part No
845-2C15UL

Altech

Circuit Breakers 15A, C CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

8In Stock

290,03 RON

289,98 RON

258,74 RON

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

15 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 32A, C CHAR, 2POLE 480Y/277VAC,UL489

2C32UL
Altech
1: 300,29 RON
10In Stock

Mfr. Part No.
2C32UL

Mouser Part No
845-2C32UL

Altech

Circuit Breakers 32A, C CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

10In Stock

300,29 RON

295,86 RON

260,55 RON

253,91 RON

View

Min.: 1
Mult.: 1

32 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 0.3A, D CHAR, 2POLE 480Y/277VAC,UL489

2D03UL
Altech
1: 399,53 RON
6In Stock

Mfr. Part No.
2D03UL

Mouser Part No
845-2D03UL

Altech

Circuit Breakers 0.3A, D CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

6In Stock

399,53 RON

334,19 RON

316,64 RON

263,87 RON

View

Min.: 1
Mult.: 1

300 mA

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 32A, C CHAR, 3POLE 480Y/277VAC,UL489

3C32UL
Altech
1: 562,35 RON
6In Stock

Mfr. Part No.
3C32UL

Mouser Part No
845-3C32UL

Altech

Circuit Breakers 32A, C CHAR, 3POLE 480Y/277VAC,UL489

Learn More

Datasheet

6In Stock

562,35 RON

443,85 RON

415,18 RON

407,23 RON

View

Min.: 1
Mult.: 1

32 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 15A, D CHAR, 3POLE 480Y/277VAC,UL489

3D15UL
Altech
1: 428,46 RON
12In Stock

Mfr. Part No.
3D15UL

Mouser Part No
845-3D15UL

Altech

Circuit Breakers 15A, D CHAR, 3POLE 480Y/277VAC,UL489

Learn More

Datasheet

12In Stock

428,46 RON

421,21 RON

405,22 RON

393,45 RON

View

Min.: 1
Mult.: 1

Circuit Breaker

D-Trip

15 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 20A, D CHAR, 3POLE 480Y/277VAC,UL489

3D20UL
Altech
1: 435,10 RON
6In Stock

Mfr. Part No.
3D20UL

Mouser Part No
845-3D20UL

Altech

Circuit Breakers 20A, D CHAR, 3POLE 480Y/277VAC,UL489

Learn More

Datasheet

6In Stock

435,10 RON

434,99 RON

401,65 RON

395,11 RON

View

Min.: 1
Mult.: 1

Circuit Breaker

D-Trip

20 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1C16UL
Altech
1: 213,83 RON
5In Stock

Mfr. Part No.
1C16UL

Mouser Part No
845-1C16UL

Altech

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

Learn More

Datasheet

5In Stock

213,83 RON

177,36 RON

163,63 RON

140,74 RON

View

Min.: 1
Mult.: 1

16 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1C20UL
Altech
1: 145,07 RON
4In Stock
8Expected 5/22/2026

Mfr. Part No.
1C20UL

Mouser Part No
845-1C20UL

Altech

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

Learn More

Datasheet

4In Stock

8Expected 5/22/2026

145,07 RON

145,01 RON

144,96 RON

135,26 RON

View

Min.: 1
Mult.: 1

20 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 2A, C CHAR, 1POLE 277VAC, UL489

1C2UL
Altech
1: 145,07 RON
9In Stock

Mfr. Part No.
1C2UL

Mouser Part No
845-1C2UL

Altech

Circuit Breakers 2A, C CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

9In Stock

145,07 RON

141,80 RON

136,01 RON

133,95 RON

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

2 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1C32UL
Altech
1: 213,83 RON
5In Stock

Mfr. Part No.
1C32UL

Mouser Part No
845-1C32UL

Altech

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

Learn More

Datasheet

5In Stock

213,83 RON

177,36 RON

163,63 RON

140,74 RON

View

Min.: 1
Mult.: 1

32 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 6A, C CHAR, 1POLE 277VAC, UL489

1C6UL
Altech
1: 203,01 RON
5In Stock

Mfr. Part No.
1C6UL

Mouser Part No
845-1C6UL

Altech

Circuit Breakers 6A, C CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

5In Stock

203,01 RON

174,04 RON

140,14 RON

130,68 RON

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

6 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 15A, D CHAR, 1POLE 277VAC, UL489

1D15UL
Altech
1: 145,07 RON
13In Stock

Mfr. Part No.
1D15UL

Mouser Part No
845-1D15UL

Altech

Circuit Breakers 15A, D CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

13In Stock

145,07 RON

142,65 RON

137,77 RON

127,66 RON

View

Min.: 1
Mult.: 1

Circuit Breaker

D-Trip

15 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 30A, D CHAR, 1POLE 277VAC, UL489

1D30UL
Altech
1: 213,83 RON
1In Stock

Mfr. Part No.
1D30UL

Mouser Part No
845-1D30UL

Altech

Circuit Breakers 30A, D CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

1In Stock

213,83 RON

177,36 RON

163,63 RON

140,74 RON

View

Min.: 1
Mult.: 1

30 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1D5UL
Altech
1: 142,20 RON
5In Stock

Mfr. Part No.
1D5UL

Mouser Part No
845-1D5UL

Altech

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

Learn More

Datasheet

5In Stock

142,20 RON

137,87 RON

134,40 RON

129,27 RON

View

Min.: 1
Mult.: 1

5 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 5A, C CHAR, 2POLE 480Y/277VAC,UL489

2C5UL
Altech
1: 290,03 RON
16In Stock

Mfr. Part No.
2C5UL

Mouser Part No
845-2C5UL

Altech

Circuit Breakers 5A, C CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

16In Stock

290,03 RON

283,39 RON

275,44 RON

248,68 RON

View

Min.: 1
Mult.: 1

5 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

UL (AC) & DL (DC) Circuit Breakers

Customer Service Office

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Resources

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300 mA
500 mA
1 A
1.6 A
2 A
3 A
4 A
5 A
6 A
8 A
10 A
12 A
13 A
15 A
16 A
20 A
25 A
30 A
32 A
40 A