452/454 Series SMT Fuses

Littelfuse 452/454 Series SMT Fuses are part of the NANO2® Slo-Blo® series fuse family, which features enhanced inrush withstand characteristics over existing NANOFast-Acting fuses. This "time delay" fuse design accommodates inrush currents that normally cause a fast-acting fuse to open, helping solve the nuisance “opening” problem. The compact 452/454 series provides low-temperature re-rating and contains models in a wide range of current ratings (from 0.375A to 12A). These Slo-Blo fuses can operate between -55°C and 125°C temperatures. Littelfuse 452/454 series fuses are ideal for game consoles, industrial equipment, computer servers, laptops, power supplies, and can serve as the AC line fuse in LED lighting applications.

Results: 75
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series Product Fuse Type Current Rating Voltage Rating AC Voltage Rating DC Interrupt Rating Fuse Size/Group Minimum Operating Temperature Maximum Operating Temperature Packaging Resistance
Littelfuse Surface Mount Fuses 72VAC 12A .0061ohms 452 NANO2 7.424In Stock
Cut Tape
2,62 €
2,36 €
2,06 €
1,80 €
1,67 €
Reel
1,67 €
Min.: 1
Mult.: 1
: 1.000
452 Surface Mount Ceramic Fuses Time Delay / Slow Blow 12 A 72 VAC 60 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 6.1 mOhms
Littelfuse Surface Mount Fuses 125VAC 2.5A .045ohms 452 NANO2 6.454In Stock
4.000Expected 12/10/2026
Cut Tape
2,69 €
2,33 €
2,15 €
1,79 €
Reel
1,19 €
Min.: 1
Mult.: 1
: 1.000
452 Surface Mount Ceramic Fuses Time Delay / Slow Blow 2.5 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 45 mOhms
Littelfuse Surface Mount Fuses 125VAC 2.5A .045ohms 452 NANO2 2.470In Stock
Cut Tape
2,43 €
2,26 €
2,14 €
1,74 €
Reel
1,07 €
Min.: 1
Mult.: 1
: 5.000
452 Surface Mount Ceramic Fuses Time Delay / Slow Blow 2.5 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 45 mOhms
Littelfuse Surface Mount Fuses 125VAC 3.5A .0224ohms 452 NANO2 7.708In Stock
Cut Tape
2,49 €
2,29 €
2,05 €
1,79 €
Reel
1,19 €
Min.: 1
Mult.: 1
: 1.000
452 Surface Mount Ceramic Fuses Time Delay / Slow Blow 3.5 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 22.4 mOhms
Littelfuse Surface Mount Fuses 125VAC 3.5A .0224ohms 452 NANO2 3.035In Stock
Cut Tape
2,60 €
2,29 €
2,15 €
1,75 €
Reel
1,19 €
Min.: 1
Mult.: 1
: 5.000
452 Surface Mount Ceramic Fuses Time Delay / Slow Blow 3.5 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 22.4 mOhms
Littelfuse Surface Mount Fuses 125VAC 0.375A 1.2ohms 454 NANO2 1.381In Stock
Cut Tape
2,24 €
1,94 €
1,79 €
1,48 €
Reel
1,08 €
Min.: 1
Mult.: 1
: 1.000
454 Surface Mount Ceramic Fuses Time Delay / Slow Blow 375 mA 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 1.2 Ohms
Littelfuse Surface Mount Fuses 125VAC 0.75A .36ohms 454 NANO2 1.911In Stock
Cut Tape
2,13 €
1,93 €
1,73 €
1,54 €
Reel
0,98 €
Min.: 1
Mult.: 1
: 1.000
454 Surface Mount Ceramic Fuses Time Delay / Slow Blow 750 mA 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 360 mOhms
Littelfuse Surface Mount Fuses 125VAC 1A .225ohms 454 NANO2 12.002In Stock
7.000Expected 11/26/2026
Cut Tape
1,32 €
1,18 €
1,10 €
0,979 €
Reel
0,979 €
Min.: 1
Mult.: 1
: 1.000
454 Surface Mount Ceramic Fuses Time Delay / Slow Blow 1 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 225 mOhms
Littelfuse Surface Mount Fuses 125VAC 2A .0625ohms 454 NANO2 10.756In Stock
8.000Expected 12/23/2026
Cut Tape
1,32 €
1,18 €
1,10 €
0,912 €
0,843 €
Reel
0,843 €
Min.: 1
Mult.: 1
: 1.000
454 Surface Mount Ceramic Fuses Time Delay / Slow Blow 2 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 62.5 mOhms
Littelfuse Surface Mount Fuses 125VAC 3A .034ohms 454 NANO2 5.761In Stock
4.000Expected 11/23/2026
Cut Tape
2,24 €
1,94 €
1,79 €
1,48 €
Reel
1,00 €
Min.: 1
Mult.: 1
: 1.000
454 Surface Mount Ceramic Fuses Time Delay / Slow Blow 3 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 34 mOhms
Littelfuse Surface Mount Fuses 125VAC 4A .0186ohms 454 NANO2 2.202In Stock
4.000Expected 10/26/2026
Cut Tape
2,16 €
1,88 €
1,77 €
1,31 €
Reel
0,98 €
Min.: 1
Mult.: 1
: 1.000
454 Surface Mount Ceramic Fuses Time Delay / Slow Blow 4 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 18.6 mOhms
Littelfuse Surface Mount Fuses 125VAC 5A .0136ohms 454 NANO2 11.133In Stock
8.000Expected 12/30/2026
Cut Tape
1,60 €
1,44 €
1,23 €
1,08 €
1,00 €
Reel
1,00 €
Min.: 1
Mult.: 1
: 1.000
454 Surface Mount Ceramic Fuses Time Delay / Slow Blow 5 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 13.6 mOhms
Littelfuse Surface Mount Fuses 72VAC 7A .0105ohms 454 NANO2 6.674In Stock
5.000Expected 3/15/2027
Cut Tape
2,04 €
1,78 €
1,67 €
1,37 €
Reel
0,931 €
Min.: 1
Mult.: 1
: 1.000
454 Surface Mount Ceramic Fuses Time Delay / Slow Blow 7 A 72 VAC 75 VDC 50 A, 100 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 10.5 mOhms
Littelfuse Surface Mount Fuses 72VAC 8A .0088ohms 454 NANO2 1.791In Stock
Cut Tape
2,80 €
2,43 €
2,24 €
1,87 €
Reel
1,38 €
Min.: 1
Mult.: 1
: 1.000
454 Surface Mount Ceramic Fuses Time Delay / Slow Blow 8 A 72 VAC 75 VDC 50 A, 100 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 8.8 mOhms
Littelfuse Surface Mount Fuses 125VAC 1.5A .093ohms 454 NANO2 3.337In Stock
3.000Expected 2/8/2027
Cut Tape
2,24 €
1,94 €
1,79 €
1,44 €
Reel
0,98 €
Min.: 1
Mult.: 1
: 1.000
454 Surface Mount Ceramic Fuses Time Delay / Slow Blow 1.5 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 93 mOhms
Littelfuse Surface Mount Fuses 72VAC 12A .0061ohms 454 NANO2 1.606In Stock
2.000Expected 12/7/2026
Cut Tape
2,82 €
2,55 €
2,30 €
1,96 €
Reel
1,25 €
Min.: 1
Mult.: 1
: 1.000
454 Surface Mount Ceramic Fuses Time Delay / Slow Blow 12 A 72 VAC 75 VDC 50 A, 100 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 6.1 mOhms
Littelfuse Surface Mount Fuses 125VAC 2.5A .045ohms 454 NANO2 2.099In Stock
Cut Tape
2,24 €
1,94 €
1,79 €
1,48 €
Reel
0,963 €
Min.: 1
Mult.: 1
: 1.000
454 Surface Mount Ceramic Fuses Time Delay / Slow Blow 2.5 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 45 mOhms
Littelfuse Surface Mount Fuses 125VAC 3.5A .0224ohms 454 NANO2 1.967In Stock
1.000Expected 10/29/2026
Cut Tape
2,16 €
1,94 €
1,79 €
1,48 €
Reel
0,963 €
Min.: 1
Mult.: 1
: 1.000
454 Surface Mount Ceramic Fuses Time Delay / Slow Blow 3.5 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 22.4 mOhms
Littelfuse Surface Mount Fuses 125VAC 0.375A 1.2ohms 452 NANO2 17In Stock
2.000Expected 10/13/2026
Cut Tape
2,20 €
1,92 €
1,80 €
1,47 €
Reel
0,98 €
Min.: 1
Mult.: 1
: 1.000
452 Surface Mount Ceramic Fuses Time Delay / Slow Blow 375 mA 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 1.2 Ohms
Littelfuse Surface Mount Fuses 125VAC 0.5A .7ohms 452 NANO2 985In Stock
Cut Tape
2,06 €
1,87 €
1,78 €
1,44 €
Reel
1,03 €
Min.: 1
Mult.: 1
: 1.000
452 Reel, Cut Tape, MouseReel
Littelfuse Surface Mount Fuses 125VAC 0.5A .7ohms 452 NANO2 381In Stock
Cut Tape
2,60 €
2,29 €
1,94 €
1,61 €
Reel
1,19 €
Min.: 1
Mult.: 1
: 5.000
452 Surface Mount Ceramic Fuses Time Delay / Slow Blow 500 mA 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 700 mOhms
Littelfuse Surface Mount Fuses 125VAC 1A .225ohms 452 NANO2 963In Stock
1.000Expected 11/9/2026
Cut Tape
2,20 €
1,92 €
1,80 €
1,47 €
Reel
0,98 €
Min.: 1
Mult.: 1
: 1.000
452 Surface Mount Ceramic Fuses Time Delay / Slow Blow 1 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 225 mOhms
Littelfuse Surface Mount Fuses 125VAC 2A .0625ohms 452 NANO2 354In Stock
2.000Expected 12/16/2026
Cut Tape
2,16 €
1,88 €
1,80 €
1,47 €
Reel
0,98 €
Min.: 1
Mult.: 1
: 1.000
452 Surface Mount Ceramic Fuses Time Delay / Slow Blow 2 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 62.5 mOhms
Littelfuse Surface Mount Fuses 125VAC 4A .0186ohms 452 NANO2 1.016In Stock
Cut Tape
2,26 €
1,97 €
1,85 €
1,51 €
Reel
0,98 €
Min.: 1
Mult.: 1
: 1.000
452 Surface Mount Ceramic Fuses Time Delay / Slow Blow 4 A 125 VAC 125 VDC 50 A, 50 A, 300 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 18.6 mOhms
Littelfuse Surface Mount Fuses 72VAC 8A .0088ohms 452 NANO2 9In Stock
Cut Tape
2,75 €
2,40 €
2,27 €
1,67 €
Reel
1,26 €
Min.: 1
Mult.: 1
: 1.000
452 Surface Mount Ceramic Fuses Time Delay / Slow Blow 8 A 72 VAC 60 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 8.8 mOhms