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Altech Circuit Breakers

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Manufacturer = Altech

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Part #

Circuit Breakers 3D1UM, 1A,CIRCUIT BREAKER

3D1UM
Altech
1: Rp1.803.779
7In Stock

Mfr. Part No.
3D1UM

Mouser Part No
845-3D1UM

Altech

Circuit Breakers 3D1UM, 1A,CIRCUIT BREAKER

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Datasheet

7In Stock

Rp1.803.779

Rp1.508.959

Rp1.429.704

Rp1.191.389

Rp1.111.951

Min.: 1
Mult.: 1

Circuit Breaker

D-Trip

1 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 2A D Characteristic UL 508 3 POLE

3D2UM
Altech
1: Rp1.803.779
2In Stock

Mfr. Part No.
3D2UM

Mouser Part No
845-3D2UM

Altech

Circuit Breakers 2A D Characteristic UL 508 3 POLE

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Datasheet

2In Stock

Rp1.803.779

Rp1.508.959

Rp1.429.704

Rp1.191.389

Rp1.111.951

Min.: 1
Mult.: 1

Circuit Breaker

D-Trip

2 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 30A, D CHAR, 3POLE 480Y/277VAC,UL489

3D30UL
Altech
1: Rp2.462.217
2In Stock

Mfr. Part No.
3D30UL

Mouser Part No
845-3D30UL

Altech

Circuit Breakers 30A, D CHAR, 3POLE 480Y/277VAC,UL489

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Datasheet

2In Stock

Rp2.462.217

Rp2.041.726

Rp1.902.480

Rp1.566.748

Rp1.454.838

Min.: 1
Mult.: 1

Circuit Breaker

D-Trip

30 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 30A D Characteristic UL 508 3 POLE

3D30UM
Altech
1: Rp1.803.779
11In Stock

Mfr. Part No.
3D30UM

Mouser Part No
845-3D30UM

Altech

Circuit Breakers 30A D Characteristic UL 508 3 POLE

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Datasheet

11In Stock

Rp1.803.779

Rp1.508.959

Rp1.429.704

Rp1.191.389

Rp1.111.951

Min.: 1
Mult.: 1

30 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

3D3UL
Altech
1: Rp2.462.217
1In Stock

Mfr. Part No.
3D3UL

Mouser Part No
845-3D3UL

Altech

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

Learn More

Datasheet

1In Stock

Rp2.462.217

Rp2.041.726

Rp1.902.480

Rp1.566.748

Rp1.454.838

Min.: 1
Mult.: 1

3 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 20A CRT BRKR ECHAR 277VAC UL508

3E20UM
Altech
1: Rp1.757.914
4In Stock

Mfr. Part No.
3E20UM

Mouser Part No
845-3E20UM

Altech

Circuit Breakers 20A CRT BRKR ECHAR 277VAC UL508

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Datasheet

4In Stock

Rp1.757.914

Rp1.309.537

Rp1.274.497

Rp1.181.482

View

Min.: 1
Mult.: 1

Circuit Breaker

E-Trip

20 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MA10UM, 6.3-10A, 3p

MA10UM
Altech
1: Rp3.348.328
2In Stock

Mfr. Part No.
MA10UM

Mouser Part No
845-MA10UM

Altech

Circuit Breakers MA10UM, 6.3-10A, 3p

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Datasheet

2In Stock

Rp3.348.328

Rp2.776.484

Rp2.587.336

Rp2.130.704

Rp1.978.616

Min.: 1
Mult.: 1

Circuit Breaker

Adjustable Trip

10 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers Motor Protector

MA25UM
Altech
1: Rp4.038.872
1In Stock

Mfr. Part No.
MA25UM

Mouser Part No
845-MA25UM

Altech

Circuit Breakers Motor Protector

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Datasheet

1In Stock

Rp4.038.872

Rp3.349.062

Rp3.120.838

Rp2.570.091

Quote

Min.: 1
Mult.: 1

Circuit Breaker

Adjustable Trip

25 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers TR11sup.prot.,wingD,bl.slid.w/

TR11-D-X-63-BB-2-N-10.0A
Altech
1: Rp113.929
1In Stock

Mfr. Part No.
TR11-D-X-63-BB-2-N-10.0A

Mouser Part No
845-R11DX63BB2N10.0A

Altech

Circuit Breakers TR11sup.prot.,wingD,bl.slid.w/

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Datasheet

1In Stock

Rp113.929

Rp91.547

Rp89.712

Rp86.777

View

Min.: 1
Mult.: 1

TR11

Circuit Breaker

Supplementary Protector

10 A

240 VAC

50 VDC

1 Pole

Pushbutton

- 20 C

+ 60 C

Non-Illuminated

Circuit Breakers TR11 sup. prot.,cent.mou.,bl.

TR11-C-X-63-B-1-C-1.75A
Altech
1: Rp139.980
7In Stock

Mfr. Part No.
TR11-C-X-63-B-1-C-1.75A

Mouser Part No
845-TR11C63B1C1.75A

Altech

Circuit Breakers TR11 sup. prot.,cent.mou.,bl.

Learn More

Datasheet

7In Stock

Rp139.980

Rp128.055

Rp106.774

Rp103.838

View

Min.: 1
Mult.: 1

TR11

Circuit Breakers

TR11-C-X-48-B-0-C-1.5A
Altech
1: Rp159.243
7In Stock

Mfr. Part No.
TR11-C-X-48-B-0-C-1.5A

Mouser Part No
845-TR11CX48B-0-C15A

Altech

Circuit Breakers

Datasheet

7In Stock

Rp159.243

Rp135.210

Rp128.605

Rp123.836

View

Min.: 1
Mult.: 1

TR11

Circuit Breaker

Supplementary Protector

1.5 A

240 VAC

50 VDC

1 Pole

Pushbutton

- 20 C

+ 60 C

Non-Illuminated

Circuit Breakers TR11 sup. prot.,cent.mou.,black

TR11-C-X-63-B-0-C-2.5A
Altech
1: Rp121.451
7In Stock

Mfr. Part No.
TR11-C-X-63-B-0-C-2.5A

Mouser Part No
845-TR11CX63B0C25A

Altech

Circuit Breakers TR11 sup. prot.,cent.mou.,black

Learn More

Datasheet

7In Stock

Rp121.451

Rp101.270

Rp100.353

Rp96.683

View

Min.: 1
Mult.: 1

TR11

Circuit Breaker

Supplementary Protector

2.5 A

240 VAC

50 VDC

1 Pole

Pushbutton

- 20 C

+ 60 C

Non-Illuminated

Circuit Breakers TR11 sup. prot.,cent.mou.,bl.

TR11-C-X-63-B-0-C-6.0A
Altech
1: Rp109.709
10In Stock

Mfr. Part No.
TR11-C-X-63-B-0-C-6.0A

Mouser Part No
845-TR11CX63B0C60A

Altech

Circuit Breakers TR11 sup. prot.,cent.mou.,bl.

Learn More

Datasheet

10In Stock

Rp109.709

Rp91.547

Rp90.996

Rp87.327

View

Min.: 1
Mult.: 1

TR11

Circuit Breaker

Supplementary Protector

6 A

240 VAC

50 VDC

1 Pole

Pushbutton

- 20 C

+ 60 C

Non-Illuminated

Circuit Breakers TR11sup.prot.,wingD,bl.slid.w/

TR11-D-X-63-BB-2-N-0.5A
Altech
1: Rp130.990
6In Stock

Mfr. Part No.
TR11-D-X-63-BB-2-N-0.5A

Mouser Part No
845-TR11DX63BB2N05A

Altech

Circuit Breakers TR11sup.prot.,wingD,bl.slid.w/

Learn More

Datasheet

6In Stock

Rp130.990

Rp121.451

Rp101.270

Rp99.252

View

Min.: 1
Mult.: 1

TR11

Circuit Breaker

Supplementary Protector

500 mA

240 VAC

50 VDC

1 Pole

Pushbutton

- 20 C

+ 60 C

Non-Illuminated

Circuit Breakers TR11sup.prot.,wingD,bl.slid.w/

TR11-D-X-63-BB-2-N-3.0A
Altech
1: Rp121.451
8In Stock

Mfr. Part No.
TR11-D-X-63-BB-2-N-3.0A

Mouser Part No
845-TR11DX63BB2N30A

Altech

Circuit Breakers TR11sup.prot.,wingD,bl.slid.w/

Learn More

Datasheet

8In Stock

Rp121.451

Rp101.270

Rp100.353

Rp96.683

View

Min.: 1
Mult.: 1

TR11

Circuit Breakers TR11sup.prot.,wingD,bl.slid.w/

TR11-D-Y-63-BB-2-N-10.0A
Altech
1: Rp113.929
3In Stock

Mfr. Part No.
TR11-D-Y-63-BB-2-N-10.0A

Mouser Part No
845-TR11DY63BB2N100A

Altech

Circuit Breakers TR11sup.prot.,wingD,bl.slid.w/

Learn More

Datasheet

3In Stock

Rp113.929

Rp91.547

Rp91.363

Rp87.877

Rp86.043

Min.: 1
Mult.: 1

TR11

Circuit Breakers factory currently not accepting orders

1D1.6DL
Altech
1: Rp965.367
13In Stock
Verify Status with Factory

Mfr. Part No.
1D1.6DL

Mouser Part No
845-1D1.6DL

Verify Status with Factory

Altech

Circuit Breakers factory currently not accepting orders

Learn More

Datasheet

Product Comments

13In Stock

Rp965.367

Rp800.803

Rp738.793

Rp635.505

View

Min.: 1
Mult.: 1

Circuit Breaker

D-Trip

1.6 A

125 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 10A, C CHAR, 2POLE 480Y/277VAC,UL489

2C10UL
Altech
1: Rp1.203.498
44Expected 25/05/2026

Mfr. Part No.
2C10UL

Mouser Part No
845-2C10UL

Altech

Circuit Breakers 10A, C CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

44Expected 25/05/2026

Rp1.203.498

Rp1.185.519

Rp1.177.813

Rp1.174.878

View

Min.: 1
Mult.: 1

10 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

3C20UL
Altech
1: Rp1.826.161
31On Order

Mfr. Part No.
3C20UL

Mouser Part No
845-3C20UL

Altech

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

Learn More

Datasheet

31On Order

Rp1.826.161

Rp1.825.060

Rp1.766.169

Rp1.704.894

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

20 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 6A,MCB B CHAR 1 PL, 277VAC, UL1077

1B6UR
Altech
1: Rp327.476
1On Order

Mfr. Part No.
1B6UR

Mouser Part No
845-1B6UR

Altech

Circuit Breakers 6A,MCB B CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

1On Order

Rp327.476

Rp311.332

Rp297.205

Rp286.931

View

Min.: 1
Mult.: 1

6 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 6A G Characteristic UL 508 1 POLE

1G6UM
Altech
1: Rp431.314
10Expected 18/02/2026

Mfr. Part No.
1G6UM

Mouser Part No
845-1G6UM

Altech

Circuit Breakers 6A G Characteristic UL 508 1 POLE

Learn More

Datasheet

10Expected 18/02/2026

Rp431.314

Rp413.152

Rp410.033

Rp405.630

View

Min.: 1
Mult.: 1

6 A

277 VAC

42 VDC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1A, C CHAR, 2POLE 480Y/277VAC,UL489

2C1UL
Altech
1: Rp1.694.437
5Expected 03/03/2026

Mfr. Part No.
2C1UL

Mouser Part No
845-2C1UL

Altech

Circuit Breakers 1A, C CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

5Expected 03/03/2026

Rp1.694.437

Rp1.417.412

Rp1.342.927

Rp1.119.106

Rp1.044.438

Min.: 1
Mult.: 1

1 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

3C4UM
Altech
1: Rp1.803.779
10Expected 22/06/2026

Mfr. Part No.
3C4UM

Mouser Part No
845-3C4UM

Altech

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

Learn More

Datasheet

10Expected 22/06/2026

Rp1.803.779

Rp1.508.959

Rp1.429.704

Rp1.191.389

Rp1.111.951

Min.: 1
Mult.: 1

4 A

277 VAC

80 VDC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers TR11 sup. prot.,cent.mou.,bl.

TR11-C-X-63-B-0-C-5.0A
Altech
1: Rp101.270
10In Stock

Mfr. Part No.
TR11-C-X-63-B-0-C-5.0A

Mouser Part No
845-TR11CX63B0C50A

Altech

Circuit Breakers TR11 sup. prot.,cent.mou.,bl.

Learn More

Datasheet

10In Stock

Rp101.270

Rp100.353

Rp96.683

Rp95.032

Quote

Min.: 1
Mult.: 1

TR11

Circuit Breaker

Supplementary Protector

5 A

240 VAC

50 VDC

1 Pole

Pushbutton

- 20 C

+ 60 C

Non-Illuminated

Circuit Breakers 1C03UL, 0.3A, CIRCUIT BREAKER

1C03UL
Altech
1: Rp725.217
1Expected 11/03/2026

Mfr. Part No.
1C03UL

Mouser Part No
845-1C03UL

Altech

Circuit Breakers 1C03UL, 0.3A, CIRCUIT BREAKER

Learn More

Datasheet

1Expected 11/03/2026

Rp725.217

Rp647.430

Rp615.692

Rp615.141

Min.: 1
Mult.: 1

300 mA

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Altech Circuit Breakers

Customer Service Office

Company

Resources

Support

4D
4E
15
18
1B
1C
1G
2BN
2C
2DN
2G
3C
3G
4B
4C
4CN
4DN
AS3
DFS
FI

160 mA
200 mA
250 mA
300 mA
400 mA
500 mA
630 mA
750 mA
800 mA
1 A
1.5 A
1.6 A
2 A
2.2 A
2.5 A
2.7 A
3 A
3.5 A
4 A
5 A