Surface Mount Fuses – Mouser United Kingdom

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0678 Surface-Mount Fuses

Bel Fuse 0678 Surface-Mount Fuses feature two types: fast-blow fuses and enhanced-breaking capability brick fuses. These fuses operate from 500mA to 5A for the 0678D series and from 500mA to 40A for the 0678H series. Bel Fuse 0678 Surface-Mount Fuses are compatible with +260ºC, IR Pb-free solder process. These fuses are constructed in 3912 case sizes with a ceramic tube/end cap. Bel Fuse 0678 Surface-Mount Fuses are suitable for voltage regulator modules, PC servers, office electronic equipment, power supplies, and industrial, medical, and mass storage systems.

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Part #

Surface Mount Fuses 3939 Surface Mt Fuse 3.15A

0678D3150-02
Bel Fuse
1: £0.934
3,120In Stock

Mfr. Part No.
0678D3150-02

Mouser Part No
530-0678D3150-02

Bel Fuse

Surface Mount Fuses 3939 Surface Mt Fuse 3.15A

Learn More

Datasheet

3,120In Stock

Cut Tape

£0.934

£0.863

£0.711

£0.656

Reel

£0.453

View

Min.: 1
Mult.: 1

: 2,000

0678D

Surface Mount Ceramic Fuses

Fast Blow

3.15 A

350 VAC

125 VDC

100 A, 2 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

35 mOhms

Surface Mount Fuses 3924 Surface Mt Fuse 8A

0678H8000-02
Bel Fuse
1: £0.943
1,102In Stock
4,000Expected 20/07/2026

Mfr. Part No.
0678H8000-02

Mouser Part No
530-0678H8000-02

Bel Fuse

Surface Mount Fuses 3924 Surface Mt Fuse 8A

Learn More

Datasheet

1,102In Stock

4,000Expected 20/07/2026

Cut Tape

£0.943

£0.72

£0.596

£0.549

Reel

£0.42

View

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

8 A

250 VAC

125 VDC

100 A, 1.5 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

10 mOhms

Surface Mount Fuses 3937 Surface Mt Fuse 2A

0678D2000-02
Bel Fuse
1: £1.12
525In Stock

Mfr. Part No.
0678D2000-02

Mouser Part No
530-0678D2000-02

Bel Fuse

Surface Mount Fuses 3937 Surface Mt Fuse 2A

Learn More

Datasheet

525In Stock

Cut Tape

£1.12

£0.882

£0.733

£0.656

View

Reel

£0.44

Min.: 1
Mult.: 1

: 2,000

0678D

Surface Mount Ceramic Fuses

Fast Blow

2 A

350 VAC

125 VDC

100 A, 2 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

59 mOhms

Surface Mount Fuses 3917 Surface Mt Fuse 1.6A

0678H1600-02
Bel Fuse
1: £0.943
258In Stock

Mfr. Part No.
0678H1600-02

Mouser Part No
530-0678H1600-02

Bel Fuse

Surface Mount Fuses 3917 Surface Mt Fuse 1.6A

Learn More

Datasheet

258In Stock

Cut Tape

£0.943

£0.72

£0.596

£0.549

Reel

£0.365

View

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

1.6 A

250 VAC

125 VDC

300 A, 2 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

80 mOhms

Surface Mount Fuses 3920 Surface Mt Fuse 3.15A

0678H3150-02
Bel Fuse
1: £0.943
1,683In Stock

Mfr. Part No.
0678H3150-02

Mouser Part No
530-0678H3150-02

Bel Fuse

Surface Mount Fuses 3920 Surface Mt Fuse 3.15A

Learn More

Datasheet

1,683In Stock

Cut Tape

£0.943

£0.72

£0.596

£0.549

Reel

£0.42

View

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

3.15 A

250 VAC

125 VDC

300 A, 2 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

35 mOhms

Surface Mount Fuses 3918 Surface Mt Fuse 2A

0678H2000-02
Bel Fuse
1: £0.943
1,345In Stock

Mfr. Part No.
0678H2000-02

Mouser Part No
530-0678H2000-02

Bel Fuse

Surface Mount Fuses 3918 Surface Mt Fuse 2A

Learn More

Datasheet

1,345In Stock

Cut Tape

£0.943

£0.72

£0.596

£0.549

Reel

£0.365

View

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

2 A

250 VAC

125 VDC

300 A, 2 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

59 mOhms

Surface Mount Fuses 3915 Surface Mt Fuse 1A

0678H1000-02
Bel Fuse
1: £0.943
18In Stock
2,000Expected 17/08/2026

Mfr. Part No.
0678H1000-02

Mouser Part No
530-0678H1000-02

Bel Fuse

Surface Mount Fuses 3915 Surface Mt Fuse 1A

Learn More

Datasheet

18In Stock

2,000Expected 17/08/2026

Cut Tape

£0.943

£0.72

£0.596

£0.549

Reel

£0.365

View

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

1 A

250 VAC

125 VDC

300 A, 2 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

210 mOhms

Surface Mount Fuses 3919 Surface Mt Fuse 2.5A

0678H2500-02
Bel Fuse
1: £0.943
818In Stock

Mfr. Part No.
0678H2500-02

Mouser Part No
530-0678H2500-02

Bel Fuse

Surface Mount Fuses 3919 Surface Mt Fuse 2.5A

Learn More

Datasheet

818In Stock

Cut Tape

£0.943

£0.72

£0.596

£0.549

Reel

£0.365

View

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

2.5 A

250 VAC

125 VDC

300 A, 2 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

43 mOhms

Surface Mount Fuses 3912 Surface Mt Fuse 500mA

0678H0500-02
Bel Fuse
1: £0.773
2,939In Stock

Mfr. Part No.
0678H0500-02

Mouser Part No
530-0678H0500-02

Bel Fuse

Surface Mount Fuses 3912 Surface Mt Fuse 500mA

Learn More

Datasheet

2,939In Stock

Cut Tape

£0.773

£0.711

£0.588

£0.544

Reel

£0.352

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

500 mA

250 VAC

125 VDC

300 A, 2 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

660 mOhms

Surface Mount Fuses 3927 Surface Mt Fuse 20A

0678H9200-02
Bel Fuse
1: £0.773
5,299In Stock

Mfr. Part No.
0678H9200-02

Mouser Part No
530-0678H9200-02

Bel Fuse

Surface Mount Fuses 3927 Surface Mt Fuse 20A

Learn More

Datasheet

5,299In Stock

Cut Tape

£0.773

£0.711

£0.589

£0.544

Reel

£0.378

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

20 A

250 VAC

125 VDC

100 A, 1.5 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

2.8 mOhms

Surface Mount Fuses 3929 Surface Mt Fuse 30A

0678H9300-02
Bel Fuse
1: £0.773
3,007In Stock
6,000Expected 23/07/2026

Mfr. Part No.
0678H9300-02

Mouser Part No
530-0678H9300-02

Bel Fuse

Surface Mount Fuses 3929 Surface Mt Fuse 30A

Learn More

Datasheet

3,007In Stock

6,000Expected 23/07/2026

Cut Tape

£0.773

£0.711

£0.589

£0.544

Reel

£0.383

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

30 A

250 VAC

125 VDC

100 A, 1 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

1.5 mOhms

Surface Mount Fuses 3930 Surface Mt Fuse 40A

0678H9400-02
Bel Fuse
1: £1.00
3,352In Stock
8,000Expected 02/07/2026

Mfr. Part No.
0678H9400-02

Mouser Part No
530-0678H9400-02

Bel Fuse

Surface Mount Fuses 3930 Surface Mt Fuse 40A

Learn More

Datasheet

3,352In Stock

8,000Expected 02/07/2026

Cut Tape

£1.00

£0.925

£0.766

£0.706

Reel

£0.477

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

40 A

250 VAC

125 VDC

100 A, 1 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

1.5 mOhms

Surface Mount Fuses 3913 Surface Mt Fuse 630 mA

0678H0630-02
Bel Fuse
1: £0.773
1,148In Stock

Mfr. Part No.
0678H0630-02

Mouser Part No
530-0678H0630-02

Bel Fuse

Surface Mount Fuses 3913 Surface Mt Fuse 630 mA

Learn More

Datasheet

1,148In Stock

Cut Tape

£0.773

£0.711

£0.589

£0.544

Reel

£0.383

View

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

630 mA

250 VAC

125 VDC

300 A, 2 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

540 mOhms

Surface Mount Fuses 3916 Surface Mt Fuse 1.25A

0678H1250-02
Bel Fuse
1: £0.773
1,632In Stock

Mfr. Part No.
0678H1250-02

Mouser Part No
530-0678H1250-02

Bel Fuse

Surface Mount Fuses 3916 Surface Mt Fuse 1.25A

Learn More

Datasheet

1,632In Stock

Cut Tape

£0.773

£0.711

£0.589

£0.544

Reel

£0.382

View

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

1.25 A

250 VAC

125 VDC

300 A, 2 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

100 mOhms

Surface Mount Fuses 3921 Surface Mt Fuse 4A

0678H4000-02
Bel Fuse
1: £0.943
1,071In Stock
2,000Expected 02/07/2026

Mfr. Part No.
0678H4000-02

Mouser Part No
530-0678H4000-02

Bel Fuse

Surface Mount Fuses 3921 Surface Mt Fuse 4A

Learn More

Datasheet

1,071In Stock

2,000Expected 02/07/2026

Cut Tape

£0.943

£0.72

£0.596

£0.549

Reel

£0.365

View

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

4 A

250 VAC

125 VDC

300 A, 2 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

21 mOhms

Surface Mount Fuses 3922 Surface Mt Fuse 5A

0678H5000-02
Bel Fuse
1: £0.773
2,785In Stock

Mfr. Part No.
0678H5000-02

Mouser Part No
530-0678H5000-02

Bel Fuse

Surface Mount Fuses 3922 Surface Mt Fuse 5A

Learn More

Datasheet

2,785In Stock

Cut Tape

£0.773

£0.711

£0.589

£0.544

Reel

£0.383

View

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

5 A

250 VAC

125 VDC

300 A, 2 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

16 mOhms

Surface Mount Fuses 3923 Surface Mt Fuse 6.3A

0678H6300-02
Bel Fuse
1: £0.773
2,638In Stock

Mfr. Part No.
0678H6300-02

Mouser Part No
530-0678H6300-02

Bel Fuse

Surface Mount Fuses 3923 Surface Mt Fuse 6.3A

Learn More

Datasheet

2,638In Stock

Cut Tape

£0.773

£0.711

£0.589

£0.544

Reel

£0.383

View

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

6.3 A

250 VAC

125 VDC

100 A, 1.5 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

13 mOhms

Surface Mount Fuses 3925 Surface Mt Fuse 10A

0678H9100-02
Bel Fuse
1: £0.773
2,759In Stock

Mfr. Part No.
0678H9100-02

Mouser Part No
530-0678H9100-02

Bel Fuse

Surface Mount Fuses 3925 Surface Mt Fuse 10A

Learn More

Datasheet

2,759In Stock

Cut Tape

£0.773

£0.711

£0.589

£0.544

Reel

£0.383

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

10 A

250 VAC

125 VDC

100 A, 1.5 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

6 mOhms

Surface Mount Fuses 3926 Surface Mt Fuse 15A

0678H9150-02
Bel Fuse
1: £0.934
134In Stock
4,000Expected 16/07/2026

Mfr. Part No.
0678H9150-02

Mouser Part No
530-0678H9150-02

Bel Fuse

Surface Mount Fuses 3926 Surface Mt Fuse 15A

Learn More

Datasheet

134In Stock

4,000Expected 16/07/2026

Cut Tape

£0.934

£0.725

£0.601

£0.555

Reel

£0.383

View

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

15 A

250 VAC

125 VDC

100 A, 1.5 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

4.1 mOhms

Surface Mount Fuses 3928 Surface Mt Fuse 25A

0678H9250-02
Bel Fuse
1: £0.773
599In Stock
4,000Expected 29/06/2026

Mfr. Part No.
0678H9250-02

Mouser Part No
530-0678H9250-02

Bel Fuse

Surface Mount Fuses 3928 Surface Mt Fuse 25A

Learn More

Datasheet

599In Stock

4,000Expected 29/06/2026

Cut Tape

£0.773

£0.711

£0.589

£0.544

Reel

£0.368

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

0678H

Surface Mount Fuses

Fast Blow

25 A

250 VAC

125 VDC

100 A, 1 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

2.3 mOhms

Surface Mount Fuses 3934 Surface Mt Fuse 1A

0678D1000-02
Bel Fuse
1: £0.934
4,266Expected 20/08/2026

Mfr. Part No.
0678D1000-02

Mouser Part No
530-0678D1000-02

Bel Fuse

Surface Mount Fuses 3934 Surface Mt Fuse 1A

Learn More

Datasheet

4,266Expected 20/08/2026

Cut Tape

£0.934

£0.863

£0.711

£0.656

Reel

£0.463

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

0678D

Surface Mount Ceramic Fuses

Fast Blow

1 A

350 VAC

125 VDC

100 A, 2 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

210 mOhms

Surface Mount Fuses 3931 Surface Mt Fuse 500mA

0678D0500-02
Bel Fuse
1: £0.934
1,988Expected 25/06/2026

Mfr. Part No.
0678D0500-02

Mouser Part No
530-0678D0500-02

Bel Fuse

Surface Mount Fuses 3931 Surface Mt Fuse 500mA

Learn More

Datasheet

1,988Expected 25/06/2026

Cut Tape

£0.934

£0.863

£0.711

£0.656

Reel

£0.463

View

Min.: 1
Mult.: 1

: 2,000

0678D

Surface Mount Ceramic Fuses

Fast Blow

500 mA

350 VAC

125 VDC

100 A, 2 kA

3912

- 55 C

+ 125 C

Reel, Cut Tape

660 mOhms

Surface Mount Fuses 3932 Surface Mt Fuse 630mA

0678D0630-02
Bel Fuse
2,000: £0.44
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
0678D0630-02

Mouser Part No
530-0678D0630-02

Bel Fuse

Surface Mount Fuses 3932 Surface Mt Fuse 630mA

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

£0.44

Min.: 2,000
Mult.: 2,000

: 2,000

0678D

Surface Mount Ceramic Fuses

Fast Blow

630 mA

350 VAC

125 VDC

100 A, 2 kA

3912

- 55 C

+ 125 C

Reel

540 mOhms

Surface Mount Fuses 3933 Surface Mt Fuse 800mA

0678D0800-02
Bel Fuse
2,000: £0.44
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
0678D0800-02

Mouser Part No
530-0678D0800-02

Bel Fuse

Surface Mount Fuses 3933 Surface Mt Fuse 800mA

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

£0.44

Min.: 2,000
Mult.: 2,000

: 2,000

0678D

Surface Mount Ceramic Fuses

Fast Blow

800 mA

350 VAC

125 VDC

100 A, 2 kA

3912

- 55 C

+ 125 C

Reel

380 mOhms

Surface Mount Fuses 3935 Surface Mt Fuse 1.25A

0678D1250-02
Bel Fuse
2,000: £0.44
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
0678D1250-02

Mouser Part No
530-0678D1250-02

Bel Fuse

Surface Mount Fuses 3935 Surface Mt Fuse 1.25A

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

£0.44

Min.: 2,000
Mult.: 2,000

: 2,000

0678D

Surface Mount Ceramic Fuses

Fast Blow

1.25 A

350 VAC

125 VDC

100 A, 2 kA

3912

- 55 C

+ 125 C

Reel

100 mOhms

0678 Surface-Mount Fuses

Customer Service Office

Company

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Support

500 mA
630 mA
800 mA
1 A
1.25 A
1.6 A
2 A
2.5 A
3.15 A
4 A
5 A
6.3 A
8 A
10 A
15 A
20 A
25 A
30 A
35 A
40 A