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NANO2 Surface Mount Fuses

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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	Fuse Size/Group	Minimum Operating Temperature	Maximum Operating Temperature	Packaging	Resistance
Surface Mount Fuses 125VAC 0.63A .2022ohms 451 NANO2 0451.630MRL Littelfuse 1: $2.35 1,541In Stock 6,000On Order	Mfr. Part No. 0451.630MRL Mouser Part No 576-0451.630MRL	Littelfuse	Surface Mount Fuses 125VAC 0.63A .2022ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	1,541In Stock 6,000On Order On Order Ship Dates Mfr. No: 0451.630MRL Stock: 1,541 Can Dispatch Immediately On Order: 3,000 Expected 2026/12/21 3,000 Expected 2027/03/22 Factory Lead Time: 23 Weeks	Cut Tape $2.35 $2.06 $1.90 $1.58 View Reel $1.04 $1.40 $1.27 $1.05 $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	451	Surface Mount Ceramic Fuses	Fast Blow	630 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	202.2 mOhms
Surface Mount Fuses 125VAC 0.8A .1355ohms 451 NANO2 0451.800MRL Littelfuse 1: $2.24 4,068In Stock	Mfr. Part No. 0451.800MRL Mouser Part No 576-0451.800MRL	Littelfuse	Surface Mount Fuses 125VAC 0.8A .1355ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	4,068In Stock	Cut Tape $2.24 $2.01 $1.84 $1.58 View Reel $1.02 $1.35 $1.26 $1.10 $1.02 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	451	Surface Mount Ceramic Fuses	Fast Blow	800 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	135.5 mOhms
Surface Mount Fuses 125VAC 1A .078ohms 451 NANO2 0451001.NRL Littelfuse 1: $2.19 3,875In Stock	Mfr. Part No. 0451001.NRL Mouser Part No 576-0451001.NRL	Littelfuse	Surface Mount Fuses 125VAC 1A .078ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	3,875In Stock	Cut Tape $2.19 $1.99 $1.87 $1.62 Reel $1.62 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	451	Surface Mount Ceramic Fuses	Fast 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	78 mOhms
Surface Mount Fuses 125VAC 2A .0367ohms 451 NANO2 0451002.NRL Littelfuse 1: $2.19 4,052In Stock	Mfr. Part No. 0451002.NRL Mouser Part No 576-0451002.NRL	Littelfuse	Surface Mount Fuses 125VAC 2A .0367ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	4,052In Stock	Cut Tape $2.19 $1.99 $1.87 $1.54 View Reel $1.02 $1.30 $1.26 $1.07 $1.02 $1.02 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	451	Surface Mount Ceramic Fuses	Fast 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	36.7 mOhms
Surface Mount Fuses 125VAC 4A .016ohms 451 NANO2 0451004.MRL Littelfuse 1: $1.11 26,870In Stock 16,000Expected 2027/01/18	Mfr. Part No. 0451004.MRL Mouser Part No 576-0451004.MRL	Littelfuse	Surface Mount Fuses 125VAC 4A .016ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	26,870In Stock 16,000Expected 2027/01/18	Cut Tape $1.11 $1.04 $0.854 $0.74 View Reel $0.563 $0.694 $0.612 $0.563 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	451	Surface Mount Ceramic Fuses	Fast 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	16 mOhms
Surface Mount Fuses 125VAC 5A .0125ohms 451 NANO2 0451005.NRL Littelfuse 1: $2.28 1,788In Stock	Mfr. Part No. 0451005.NRL Mouser Part No 576-0451005.NRL	Littelfuse	Surface Mount Fuses 125VAC 5A .0125ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	1,788In Stock	Cut Tape $2.28 $1.99 $1.87 $1.54 View Reel $1.02 $1.35 $1.26 $1.11 $1.03 $1.02 $1.02 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	451	Surface Mount Ceramic Fuses	Fast 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	12.5 mOhms
Surface Mount Fuses 125VAC 7A .009ohms 451 NANO2 0451007.MRL Littelfuse 1: $1.62 9,196In Stock 27,000Expected 2026/10/13	Mfr. Part No. 0451007.MRL Mouser Part No 576-0451007.MRL	Littelfuse	Surface Mount Fuses 125VAC 7A .009ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	9,196In Stock 27,000Expected 2026/10/13	Cut Tape $1.62 $1.45 $1.24 $1.09 Reel $0.563 View $0.908 $0.815 $0.612 $0.519 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	451	Surface Mount Ceramic Fuses	Fast Blow	7 A	125 VAC	125 VDC	50 A, 50 A, 400 A	6.1 mm x 2.69 mm	- 55 C	+ 125 C	Reel, Cut Tape, MouseReel	9 mOhms
Surface Mount Fuses 125VAC 8A .0077ohms 451 NANO2 0451008.MRL Littelfuse 1: $2.17 8,620In Stock	Mfr. Part No. 0451008.MRL Mouser Part No 576-0451008.MRL	Littelfuse	Surface Mount Fuses 125VAC 8A .0077ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	8,620In Stock	Cut Tape $2.17 $2.00 $1.78 $1.56 Reel $1.13 View $1.34 $1.29 $1.16 $1.10 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	451	Surface Mount Ceramic Fuses	Fast Blow	8 A	125 VAC	125 VDC	50 A, 50 A, 400 A	6.1 mm x 2.69 mm	- 55 C	+ 125 C	Reel, Cut Tape, MouseReel	7.7 mOhms
Surface Mount Fuses 125VAC 1.5A .063ohms 451 NANO2 045101.5MRL Littelfuse 1: $1.58 25,855In Stock	Mfr. Part No. 045101.5MRL Mouser Part No 576-045101.5MRL	Littelfuse	Surface Mount Fuses 125VAC 1.5A .063ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	25,855In Stock	Cut Tape $1.58 $1.41 $1.21 $1.07 $0.887 Reel $0.887 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	451	Surface Mount Ceramic Fuses	Fast 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	63 mOhms
Surface Mount Fuses 65VAC 12A .0049ohms 451 NANO2 0451012.MRL Littelfuse 1: $3.36 8,689In Stock	Mfr. Part No. 0451012.MRL Mouser Part No 576-0451012.MRL	Littelfuse	Surface Mount Fuses 65VAC 12A .0049ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	8,689In Stock	Cut Tape $3.36 $3.08 $2.77 $2.40 View Reel $1.67 $2.08 $1.85 $1.69 $1.67 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	451	Surface Mount Ceramic Fuses	Fast Blow	12 A	65 VAC	65 VDC	100 A, 150 A, 400 A	6.1 mm x 2.69 mm	- 55 C	+ 125 C	Reel, Cut Tape, MouseReel	4.9 mOhms
Surface Mount Fuses 125VAC 2.5A .0286ohms 451 NANO2 045102.5MRL Littelfuse 1: $2.08 8,278In Stock	Mfr. Part No. 045102.5MRL Mouser Part No 576-045102.5MRL	Littelfuse	Surface Mount Fuses 125VAC 2.5A .0286ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	8,278In Stock	Cut Tape $2.08 $1.88 $1.77 $1.54 View Reel $1.02 $1.36 $1.30 $1.16 $1.02 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	451	Surface Mount Ceramic Fuses	Fast 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	28.6 mOhms
Surface Mount Fuses 20A 65V NANO2 0451020.MRL Littelfuse 1: $3.59 6,948In Stock 7,000Expected 2026/10/15	Mfr. Part No. 0451020.MRL Mouser Part No 576-0451020.MRL	Littelfuse	Surface Mount Fuses 20A 65V NANO2	Datasheet	6,948In Stock 7,000Expected 2026/10/15	Cut Tape $3.59 $3.12 $2.88 $2.40 View Reel $1.60 $2.20 $1.88 $1.69 $1.60 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	451	Surface Mount Ceramic Fuses	Fast Blow	20 A	65 VAC	65 VDC	100 A, 150 A, 400 A	6.1 mm x 2.69 mm	- 55 C	+ 125 C	Reel, Cut Tape, MouseReel	2.44 mOhms
Surface Mount Fuses 125VAC 3.5A .02ohms 451 NANO2 045103.5MRL Littelfuse 1: $2.35 4,372In Stock	Mfr. Part No. 045103.5MRL Mouser Part No 576-045103.5MRL	Littelfuse	Surface Mount Fuses 125VAC 3.5A .02ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	4,372In Stock	Cut Tape $2.35 $2.06 $1.90 $1.58 View Reel $1.04 $1.40 $1.27 $1.14 $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	451	Surface Mount Ceramic Fuses	Fast 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	20 mOhms
Surface Mount Fuses 125VAC 6.3A .0096ohms 451 NANO2 045106.3MRL Littelfuse 1: $2.31 4,937In Stock 6,000Expected 2026/11/09	Mfr. Part No. 045106.3MRL Mouser Part No 576-045106.3MRL	Littelfuse	Surface Mount Fuses 125VAC 6.3A .0096ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	4,937In Stock 6,000Expected 2026/11/09	Cut Tape $2.31 $2.19 $1.72 $1.54 View Reel $1.02 $1.27 $1.23 $1.02 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	451	Surface Mount Ceramic Fuses	Fast Blow	6.3 A	125 VAC	125 VDC	50 A, 50 A, 400 A	6.1 mm x 2.69 mm	- 55 C	+ 125 C	Reel, Cut Tape, MouseReel	9.6 mOhms
Surface Mount Fuses 125VAC 1.25A .078ohms 451 NANO2 04511.25MRL Littelfuse 1: $2.24 2,188In Stock	Mfr. Part No. 04511.25MRL Mouser Part No 576-04511.25MRL	Littelfuse	Surface Mount Fuses 125VAC 1.25A .078ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	2,188In Stock	Cut Tape $2.24 $2.04 $1.83 $1.58 View Reel $1.02 $1.40 $1.28 $1.16 $1.02 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	451	Surface Mount Ceramic Fuses	Fast Blow	1.25 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	78 mOhms
Surface Mount Fuses 125VAC 3.15A .0215ohms 451 NANO2 04513.15MRL Littelfuse 1: $2.33 2,407In Stock 4,000Expected 2026/12/23	Mfr. Part No. 04513.15MRL Mouser Part No 576-04513.15MRL	Littelfuse	Surface Mount Fuses 125VAC 3.15A .0215ohms 451 NANO2 Learn More about Littelfuse nano fuses	Datasheet	2,407In Stock 4,000Expected 2026/12/23	Cut Tape $2.33 $2.06 $1.90 $1.58 View Reel $1.04 $1.40 $1.31 $1.17 $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	451	Surface Mount Ceramic Fuses	Fast Blow	3.15 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	21.5 mOhms
Surface Mount Fuses 125VAC 0.375A 1.2ohms 452 NANO2 0452.375MRL Littelfuse 1: $2.83 7,962In Stock	Mfr. Part No. 0452.375MRL Mouser Part No 576-0452.375MRL	Littelfuse	Surface Mount Fuses 125VAC 0.375A 1.2ohms 452 NANO2 Learn More about Littelfuse 452 454 smt fuses	Datasheet	7,962In Stock	Cut Tape $2.83 $2.63 $2.28 $1.88 View Reel $1.38 $1.67 $1.40 $1.38 MouseReel Available	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
Surface Mount Fuses 125VAC 0.5A .7ohms 452 NANO2 0452.500MRL Littelfuse 1: $2.90 3,937In Stock 15,000On Order	Mfr. Part No. 0452.500MRL Mouser Part No 576-0452.500MRL	Littelfuse	Surface Mount Fuses 125VAC 0.5A .7ohms 452 NANO2 Learn More about Littelfuse 452 454 smt fuses	Datasheet	3,937In Stock 15,000On Order On Order Ship Dates Mfr. No: 0452.500MRL Stock: 3,937 Can Dispatch Immediately On Order: 7,000 Expected 2027/01/26 8,000 Expected 2027/03/25 Factory Lead Time: 19 Weeks	Cut Tape $2.90 $2.65 $2.38 $2.07 View Reel $1.38 $1.78 $1.69 $1.54 $1.38 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	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
Surface Mount Fuses 125VAC 0.75A .36ohms 452 NANO2 0452.750MRL Littelfuse 1: $2.76 1,209In Stock 10,000On Order	Mfr. Part No. 0452.750MRL Mouser Part No 576-0452.750MRL	Littelfuse	Surface Mount Fuses 125VAC 0.75A .36ohms 452 NANO2 Learn More about Littelfuse 452 454 smt fuses	Datasheet	1,209In Stock 10,000On Order On Order Ship Dates Mfr. No: 0452.750MRL Stock: 1,209 Can Dispatch Immediately On Order: 5,000 Expected 2026/12/23 5,000 Expected 2027/03/25 Factory Lead Time: 19 Weeks	Cut Tape $2.76 $2.45 $2.27 $1.88 View Reel $1.38 $1.67 $1.57 $1.40 $1.38 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	452	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
Surface Mount Fuses 125VAC 1A .225ohms 452 NANO2 0452001.NRL Littelfuse 1: $3.02 4,169In Stock	Mfr. Part No. 0452001.NRL Mouser Part No 576-0452001.NRL	Littelfuse	Surface Mount Fuses 125VAC 1A .225ohms 452 NANO2 Learn More about Littelfuse 452 454 smt fuses	Datasheet	4,169In Stock	Cut Tape $3.02 $2.66 $2.50 $2.04 View Reel $1.41 $1.80 $1.69 $1.49 $1.41 $1.41 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	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
Surface Mount Fuses 125VAC 2A .0625ohms 452 NANO2 0452002.MRL Littelfuse 1: $2.35 10,486In Stock 30,000On Order	Mfr. Part No. 0452002.MRL Mouser Part No 576-0452002.MRL	Littelfuse	Surface Mount Fuses 125VAC 2A .0625ohms 452 NANO2 Learn More about Littelfuse 452 454 smt fuses	Datasheet	10,486In Stock 30,000On Order On Order Ship Dates Mfr. No: 0452002.MRL Stock: 10,486 Can Dispatch Immediately On Order: 14,000 Expected 2026/10/12 16,000 Expected 2026/10/13 Factory Lead Time: 19 Weeks	Cut Tape $2.35 $2.11 $1.81 $1.58 Reel $0.745 View $1.33 $1.19 $1.07 $0.687 MouseReel Available	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
Surface Mount Fuses 125VAC 3A .034ohms 452 NANO2 0452003.NRL Littelfuse 1: $3.02 3,283In Stock 10,000Expected 2027/02/11	Mfr. Part No. 0452003.NRL Mouser Part No 576-0452003.NRL	Littelfuse	Surface Mount Fuses 125VAC 3A .034ohms 452 NANO2 Learn More about Littelfuse 452 454 smt fuses	Datasheet	3,283In Stock 10,000Expected 2027/02/11	Cut Tape $3.02 $2.66 $2.50 $2.04 View Reel $1.24 $1.80 $1.69 $1.49 $1.38 $1.24 $1.24 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	452	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
Surface Mount Fuses 125VAC 4A .0186ohms 452 NANO2 0452004.MRL Littelfuse 1: $2.20 9,606In Stock 15,000Expected 2027/01/25	Mfr. Part No. 0452004.MRL Mouser Part No 576-0452004.MRL	Littelfuse	Surface Mount Fuses 125VAC 4A .0186ohms 452 NANO2 Learn More about Littelfuse 452 454 smt fuses	Datasheet	9,606In Stock 15,000Expected 2027/01/25	Cut Tape $2.20 $1.99 $1.72 $1.52 Reel $0.745 View $1.02 $0.94 $0.829 $0.691 MouseReel Available	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
Surface Mount Fuses 72VAC 7A .0105ohms 452 NANO2 0452007.MRL Littelfuse 1: $3.87 5,839In Stock 6,000Expected 2026/10/12	Mfr. Part No. 0452007.MRL Mouser Part No 576-0452007.MRL	Littelfuse	Surface Mount Fuses 72VAC 7A .0105ohms 452 NANO2 Learn More about Littelfuse 452 454 smt fuses	Datasheet	5,839In Stock 6,000Expected 2026/10/12	Cut Tape $3.87 $3.58 $3.30 $2.74 View Reel $1.87 $2.48 $2.27 $2.09 $1.87 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	452	Surface Mount Ceramic Fuses	Time Delay / Slow Blow	7 A	72 VAC	60 VDC	50 A, 50 A	6.1 mm x 2.69 mm	- 55 C	+ 125 C	Reel, Cut Tape, MouseReel	10.5 mOhms
Surface Mount Fuses 72VAC 7A .0105ohms 452 NANO2 0452007.MRSN Littelfuse 1: $2.56 1,472In Stock	Mfr. Part No. 0452007.MRSN Mouser Part No 576-0452007.MRSN	Littelfuse	Surface Mount Fuses 72VAC 7A .0105ohms 452 NANO2 Learn More about Littelfuse 452 454 smt fuses	Datasheet	1,472In Stock	Cut Tape $2.56 $2.23 $2.09 $1.71 View Reel $1.14 $1.51 $1.42 $1.24 $1.14 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	452	Surface Mount Ceramic Fuses	Time Delay / Slow Blow	7 A	72 VAC	60 VDC	50 A, 50 A	6.1 mm x 2.69 mm	- 55 C	+ 125 C	Reel, Cut Tape, MouseReel	10.5 mOhms