Surface Mount Fuses – Mouser South Africa

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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Product	Fuse Type	Current Rating	Voltage Rating AC	Voltage Rating DC	Interrupt Rating	Melting I2t	Fuse Size/Group	Minimum Operating Temperature	Maximum Operating Temperature	Resistance	Packaging
Surface Mount Fuses 3939 Surface Mt Fuse 3.15A 0678D3150-02 Bel Fuse 1: $1.20 3,092In 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 about Bel Fuse 0678x surface mount fuses	Datasheet	3,092In Stock	Cut Tape $1.20 $1.11 $0.918 $0.735 Reel $0.55 View $0.69 $0.635 $0.543 $0.512	Min.: 1 Mult.: 1 : 2,000	0678D	Surface Mount Ceramic Fuses	Fast Blow	3.15 A	350 VAC	125 VDC	100 A, 2 kA	2.6 A2Sec	3912	- 55 C	+ 125 C	35 mOhms	Reel, Cut Tape
Surface Mount Fuses 3931 Surface Mt Fuse 500mA 0678D0500-02 Bel Fuse 1: $1.20 3,067In Stock	Mfr. Part No. 0678D0500-02 Mouser Part No 530-0678D0500-02	Bel Fuse	Surface Mount Fuses 3931 Surface Mt Fuse 500mA Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	3,067In Stock	Cut Tape $1.20 $1.11 $0.917 $0.846 Reel $0.529 View $0.76 $0.589 $0.527 $0.523	Min.: 1 Mult.: 1 : 2,000	0678D	Surface Mount Ceramic Fuses	Fast Blow	500 mA	350 VAC	125 VDC	100 A, 2 kA	0.03 A2Sec	3912	- 55 C	+ 125 C	660 mOhms	Reel, Cut Tape
Surface Mount Fuses 3924 Surface Mt Fuse 8A 0678H8000-02 Bel Fuse 1: $1.25 4,968In Stock	Mfr. Part No. 0678H8000-02 Mouser Part No 530-0678H8000-02	Bel Fuse	Surface Mount Fuses 3924 Surface Mt Fuse 8A Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	4,968In Stock	Cut Tape $1.25 $0.959 $0.795 $0.731 Reel $0.439 View $0.658 $0.514 $0.435	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	8 A	250 VAC	125 VDC	100 A, 1.5 kA	34 A2Sec	3912	- 55 C	+ 125 C	10 mOhms	Reel, Cut Tape
Surface Mount Fuses 3912 Surface Mt Fuse 500mA 0678H0500-02 Bel Fuse 1: $0.998 2,744In Stock	Mfr. Part No. 0678H0500-02 Mouser Part No 530-0678H0500-02	Bel Fuse	Surface Mount Fuses 3912 Surface Mt Fuse 500mA Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	2,744In Stock	Cut Tape $0.998 $0.917 $0.76 $0.702 Reel $0.435 View $0.631 $0.466 $0.417 $0.416 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	500 mA	250 VAC	125 VDC	300 A, 2 kA	0.03 A2Sec	3912	- 55 C	+ 125 C	660 mOhms	Reel, Cut Tape, MouseReel
Surface Mount Fuses 3917 Surface Mt Fuse 1.6A 0678H1600-02 Bel Fuse 1: $1.22 147In 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 about Bel Fuse 0678x surface mount fuses	Datasheet	147In Stock	Cut Tape $1.22 $0.929 $0.769 $0.708 Reel $0.471 View $0.636 $0.587 $0.47 $0.453	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	1.6 A	250 VAC	125 VDC	300 A, 2 kA	0.5 A2Sec	3912	- 55 C	+ 125 C	80 mOhms	Reel, Cut Tape
Surface Mount Fuses 3920 Surface Mt Fuse 3.15A 0678H3150-02 Bel Fuse 1: $1.25 1,363In 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 about Bel Fuse 0678x surface mount fuses	Datasheet	1,363In Stock	Cut Tape $1.25 $0.959 $0.795 $0.731 Reel $0.476 View $0.658 $0.606 $0.464	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	3.15 A	250 VAC	125 VDC	300 A, 2 kA	2.8 A2Sec	3912	- 55 C	+ 125 C	35 mOhms	Reel, Cut Tape
Surface Mount Fuses 3915 Surface Mt Fuse 1A 0678H1000-02 Bel Fuse 1: $1.25 1,987In Stock	Mfr. Part No. 0678H1000-02 Mouser Part No 530-0678H1000-02	Bel Fuse	Surface Mount Fuses 3915 Surface Mt Fuse 1A Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	1,987In Stock	Cut Tape $1.25 $0.959 $0.795 $0.731 Reel $0.533 View $0.658 $0.628 $0.468	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	1 A	250 VAC	125 VDC	300 A, 2 kA	0.3 A2Sec	3912	- 55 C	+ 125 C	210 mOhms	Reel, Cut Tape
Surface Mount Fuses 3919 Surface Mt Fuse 2.5A 0678H2500-02 Bel Fuse 1: $1.25 153In Stock 2,000Expected 2026/12/28	Mfr. Part No. 0678H2500-02 Mouser Part No 530-0678H2500-02	Bel Fuse	Surface Mount Fuses 3919 Surface Mt Fuse 2.5A Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	153In Stock 2,000Expected 2026/12/28	Cut Tape $1.25 $0.959 $0.795 $0.731 Reel $0.467 View $0.658 $0.55 $0.463	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	2.5 A	250 VAC	125 VDC	300 A, 2 kA	1.8 A2Sec	3912	- 55 C	+ 125 C	43 mOhms	Reel, Cut Tape
Surface Mount Fuses 3937 Surface Mt Fuse 2A 0678D2000-02 Bel Fuse 1: $1.44 260In Stock	Mfr. Part No. 0678D2000-02 Mouser Part No 530-0678D2000-02	Bel Fuse	Surface Mount Fuses 3937 Surface Mt Fuse 2A Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	260In Stock	Cut Tape $1.44 $1.14 $0.946 $0.846 Reel $0.568 View $0.769 $0.702 $0.565 $0.543	Min.: 1 Mult.: 1 : 2,000	0678D	Surface Mount Ceramic Fuses	Fast Blow	2 A	350 VAC	125 VDC	100 A, 2 kA	0.9 A2Sec	3912	- 55 C	+ 125 C	59 mOhms	Reel, Cut Tape
Surface Mount Fuses 3923 Surface Mt Fuse 6.3A 0678H6300-02 Bel Fuse 1: $1.08 2,623In 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 about Bel Fuse 0678x surface mount fuses	Datasheet	2,623In Stock	Cut Tape $1.08 $0.734 $0.626 $0.586 Reel $0.476 View $0.537 $0.489 $0.475 $0.466	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	6.3 A	250 VAC	125 VDC	100 A, 1.5 kA	20 A2Sec	3912	- 55 C	+ 125 C	13 mOhms	Reel, Cut Tape
Surface Mount Fuses 3925 Surface Mt Fuse 10A 0678H9100-02 Bel Fuse 1: $1.03 5,604In Stock	Mfr. Part No. 0678H9100-02 Mouser Part No 530-0678H9100-02	Bel Fuse	Surface Mount Fuses 3925 Surface Mt Fuse 10A Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	5,604In Stock	Cut Tape $1.03 $0.944 $0.784 $0.723 Reel $0.509 View $0.65 $0.552 $0.479 $0.461 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	90 A2Sec	3912	- 55 C	+ 125 C	6 mOhms	Reel, Cut Tape, MouseReel
Surface Mount Fuses 3927 Surface Mt Fuse 20A 0678H9200-02 Bel Fuse 1: $1.03 3,056In Stock	Mfr. Part No. 0678H9200-02 Mouser Part No 530-0678H9200-02	Bel Fuse	Surface Mount Fuses 3927 Surface Mt Fuse 20A Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	3,056In Stock	Cut Tape $1.03 $0.876 $0.736 $0.723 Reel $0.509 View $0.65 $0.552 $0.467 $0.444 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	420 A2Sec	3912	- 55 C	+ 125 C	2.8 mOhms	Reel, Cut Tape, MouseReel
Surface Mount Fuses 3928 Surface Mt Fuse 25A 0678H9250-02 Bel Fuse 1: $1.03 5,539In Stock	Mfr. Part No. 0678H9250-02 Mouser Part No 530-0678H9250-02	Bel Fuse	Surface Mount Fuses 3928 Surface Mt Fuse 25A Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	5,539In Stock	Cut Tape $1.03 $0.944 $0.784 $0.723 Reel $0.509 View $0.65 $0.552 $0.467 $0.446 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	25 A	250 VAC	125 VDC	100 A, 1 kA	660 A2Sec	3912	- 55 C	+ 125 C	2.3 mOhms	Reel, Cut Tape, MouseReel
Surface Mount Fuses 3929 Surface Mt Fuse 30A 0678H9300-02 Bel Fuse 1: $1.08 9,834In Stock	Mfr. Part No. 0678H9300-02 Mouser Part No 530-0678H9300-02	Bel Fuse	Surface Mount Fuses 3929 Surface Mt Fuse 30A Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	9,834In Stock	Cut Tape $1.08 $0.979 $0.811 $0.747 Reel $0.539 View $0.671 $0.584 $0.495 $0.466 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	30 A	250 VAC	125 VDC	100 A, 1 kA	2000 A2Sec	3912	- 55 C	+ 125 C	1.5 mOhms	Reel, Cut Tape, MouseReel
Surface Mount Fuses 3930 Surface Mt Fuse 40A 0678H9400-02 Bel Fuse 1: $1.34 7,099In Stock	Mfr. Part No. 0678H9400-02 Mouser Part No 530-0678H9400-02	Bel Fuse	Surface Mount Fuses 3930 Surface Mt Fuse 40A Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	7,099In Stock	Cut Tape $1.34 $1.23 $1.03 $0.938 Reel $0.661 View $0.843 $0.716 $0.607 $0.578 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	40 A	250 VAC	125 VDC	100 A, 1 kA	1000 A2Sec	3912	- 55 C	+ 125 C	1.5 mOhms	Reel, Cut Tape, MouseReel
Surface Mount Fuses 3934 Surface Mt Fuse 1A 0678D1000-02 Bel Fuse 1: $1.44 2,038In Stock 6,000On Order	Mfr. Part No. 0678D1000-02 Mouser Part No 530-0678D1000-02	Bel Fuse	Surface Mount Fuses 3934 Surface Mt Fuse 1A Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	2,038In Stock 6,000On Order On Order Ship Dates Mfr. No: 0678D1000-02 Stock: 2,038 Can Dispatch Immediately On Order: 4,000 Expected 2026/11/26 2,000 Expected 2026/12/02 Factory Lead Time: 10 Weeks	Cut Tape $1.44 $1.14 $0.946 $0.864 Reel $0.646 View $0.777 $0.702 $0.548 $0.523 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	0.3 A2Sec	3912	- 55 C	+ 125 C	210 mOhms	Reel, Cut Tape, MouseReel
Surface Mount Fuses 3913 Surface Mt Fuse 630 mA 0678H0630-02 Bel Fuse 1: $0.998 1,117In 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 about Bel Fuse 0678x surface mount fuses	Datasheet	1,117In Stock	Cut Tape $0.998 $0.917 $0.76 $0.702 Reel $0.494 View $0.631 $0.536 $0.454 $0.432	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	630 mA	250 VAC	125 VDC	300 A, 2 kA	0.06 A2Sec	3912	- 55 C	+ 125 C	540 mOhms	Reel, Cut Tape
Surface Mount Fuses 3916 Surface Mt Fuse 1.25A 0678H1250-02 Bel Fuse 1: $1.03 2,834In 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 about Bel Fuse 0678x surface mount fuses	Datasheet	2,834In Stock	Cut Tape $1.03 $0.944 $0.784 $0.723 Reel $0.509 View $0.65 $0.552 $0.43	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	1.25 A	250 VAC	125 VDC	300 A, 2 kA	0.4 A2Sec	3912	- 55 C	+ 125 C	100 mOhms	Reel, Cut Tape
Surface Mount Fuses 3921 Surface Mt Fuse 4A 0678H4000-02 Bel Fuse 1: $1.25 2,628In Stock	Mfr. Part No. 0678H4000-02 Mouser Part No 530-0678H4000-02	Bel Fuse	Surface Mount Fuses 3921 Surface Mt Fuse 4A Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	2,628In Stock	Cut Tape $1.25 $0.959 $0.795 $0.731 Reel $0.509 View $0.658 $0.564 $0.48 $0.467	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	4 A	250 VAC	125 VDC	300 A, 2 kA	7.8 A2Sec	3912	- 55 C	+ 125 C	21 mOhms	Reel, Cut Tape
Surface Mount Fuses 3922 Surface Mt Fuse 5A 0678H5000-02 Bel Fuse 1: $1.03 1,061In Stock 2,000Expected 2026/12/28	Mfr. Part No. 0678H5000-02 Mouser Part No 530-0678H5000-02	Bel Fuse	Surface Mount Fuses 3922 Surface Mt Fuse 5A Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	1,061In Stock 2,000Expected 2026/12/28	Cut Tape $1.03 $0.944 $0.784 $0.664 Reel $0.509 View $0.613 $0.552 $0.467 $0.446	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	5 A	250 VAC	125 VDC	300 A, 2 kA	10 A2Sec	3912	- 55 C	+ 125 C	16 mOhms	Reel, Cut Tape
Surface Mount Fuses 3926 Surface Mt Fuse 15A 0678H9150-02 Bel Fuse 1: $1.03 209In Stock 4,000Expected 2026/11/26	Mfr. Part No. 0678H9150-02 Mouser Part No 530-0678H9150-02	Bel Fuse	Surface Mount Fuses 3926 Surface Mt Fuse 15A Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	209In Stock 4,000Expected 2026/11/26	Cut Tape $1.03 $0.944 $0.784 $0.723 Reel $0.539 View $0.65 $0.552 $0.495 $0.466 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	15 A	250 VAC	125 VDC	100 A, 1.5 kA	220 A2Sec	3912	- 55 C	+ 125 C	4.1 mOhms	Reel, Cut Tape, MouseReel
Surface Mount Fuses 3918 Surface Mt Fuse 2A 0678H2000-02 Bel Fuse 1: $1.25 1,814On Order	Mfr. Part No. 0678H2000-02 Mouser Part No 530-0678H2000-02	Bel Fuse	Surface Mount Fuses 3918 Surface Mt Fuse 2A Learn More about Bel Fuse 0678x surface mount fuses	Datasheet	1,814On Order	Cut Tape $1.25 $0.959 $0.795 $0.731 Reel $0.516 View $0.658 $0.606 $0.482 $0.471	Min.: 1 Mult.: 1 : 2,000	0678H	Surface Mount Fuses	Fast Blow	2 A	250 VAC	125 VDC	300 A, 2 kA	1 A2Sec	3912	- 55 C	+ 125 C	59 mOhms	Reel, Cut Tape
Surface Mount Fuses 3932 Surface Mt Fuse 630mA 0678D0630-02 Bel Fuse 2,000: $0.568 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 about Bel Fuse 0678x surface mount fuses	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel $0.568 $0.565	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	0.06 A2Sec	3912	- 55 C	+ 125 C	540 mOhms	Reel
Surface Mount Fuses 3933 Surface Mt Fuse 800mA 0678D0800-02 Bel Fuse 2,000: $0.568 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 about Bel Fuse 0678x surface mount fuses	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel $0.568 $0.55	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	0.08 A2Sec	3912	- 55 C	+ 125 C	380 mOhms	Reel
Surface Mount Fuses 3935 Surface Mt Fuse 1.25A 0678D1250-02 Bel Fuse 2,000: $0.568 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 about Bel Fuse 0678x surface mount fuses	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel $0.568 $0.55	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	0.4 A2Sec	3912	- 55 C	+ 125 C	100 mOhms	Reel