NANO Fuses

Littelfuse NANO® Fuses are fast-acting, high-performance fuses available in a wide range of available current ratings. The portfolio includes 448 NANO2® SMF Fuses, which are fast-acting fuses available in current ratings from 62mA to 15A. The 443 NANO2 series features square surface-mount, time-lag devices with a 250VAC voltage rating. Littelfuse 449 NANO2 Slo-Blo® Fuses offer enhanced inrush withstand characteristics over NANO2 Fast-Acting Fuses. The 456 series is designed to support higher current requirements and is fully compatible with lead-free solder alloys. Littelfuse 456 fuses are ideal for storage system powers, cooling fan systems for PC servers, and base station power supplies. Littelfuse NANO Fuses include additional series as well.

结果: 230
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Littelfuse 表面贴装式保险丝 125VAC 0.75A .229ohms 448 NANO2 1,832库存量
最低: 1
倍数: 1
: 1,000

448 Surface Mount Fuses Fast Blow 750 mA 125 VAC 125 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 229 mOhms
Littelfuse 表面贴装式保险丝 125VAC 2A .03529ohms 448 NANO2 2,034库存量
4,000预期 2026/6/11
最低: 1
倍数: 1
: 1,000

448 Surface Mount Fuses Fast Blow 2 A 125 VAC 125 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 35.29 mOhms
Littelfuse 表面贴装式保险丝 125VAC 4A .01577ohms 448 NANO2 1,943库存量
1,000预期 2026/6/11
最低: 1
倍数: 1
: 1,000

448 Surface Mount Fuses Fast Blow 4 A 125 VAC 125 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 15.77 mOhms
Littelfuse 表面贴装式保险丝 125VAC 8A .0078ohms 448 NANO2 1,421库存量
2,000预期 2026/6/11
最低: 1
倍数: 1
: 1,000

448 Surface Mount Fuses Fast Blow 8 A 125 VAC 125 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 7.8 mOhms
Littelfuse 表面贴装式保险丝 125VAC 10A .007ohms 448 NANO2 3,414库存量
最低: 1
倍数: 1
: 1,000

448 Surface Mount Fuses Fast Blow 10 A 125 VAC 125 VDC 35 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 7 mOhms
Littelfuse 表面贴装式保险丝 65VAC 15A .00394ohms 448 NANO2 5,005库存量
最低: 1
倍数: 1
: 1,000

448 Surface Mount Fuses Fast Blow 15 A 65 VAC 85 VDC 50 A, 200 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 3.94 mOhms
Littelfuse 表面贴装式保险丝 125VAC 6.3A .01044ohms 448 NANO2 1,729库存量
最低: 1
倍数: 1
: 1,000

448 Surface Mount Fuses Fast Blow 6.3 A 125 VAC 125 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 10.44 mOhms
Littelfuse 表面贴装式保险丝 125VAC 0.375A 1.513ohms 449 NANO2 1,071库存量
5,000预期 2026/7/14
最低: 1
倍数: 1
: 1,000

449 Surface Mount Fuses Time Delay / Slow Blow 375 mA 125 VAC 125 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 1.513 Ohms
Littelfuse 表面贴装式保险丝 125VAC 0.5A .7633ohms 449 NANO2 1,227库存量
最低: 1
倍数: 1
: 1,000

449 Surface Mount Fuses Time Delay / Slow Blow 500 mA 125 VAC 125 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 763.3 mOhms
Littelfuse 表面贴装式保险丝 125VAC 1A .2516ohms 449 NANO2 1,933库存量
7,000预期 2026/6/11
最低: 1
倍数: 1
: 1,000

449 Surface Mount Fuses Time Delay / Slow Blow 1 A 125 VAC 125 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 251.6 mOhms
Littelfuse 表面贴装式保险丝 125VAC 2A .0708ohms 449 NANO2 4,689库存量
5,000预期 2026/6/11
最低: 1
倍数: 1
: 1,000

449 Surface Mount Fuses Time Delay / Slow Blow 2 A 125 VAC 125 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 70.8 mOhms
Littelfuse 表面贴装式保险丝 125VAC 3A .0352ohms 449 NANO2 2,421库存量
3,000预期 2026/7/14
最低: 1
倍数: 1
: 1,000

449 Surface Mount Fuses Time Delay / Slow Blow 3 A 125 VAC 125 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 35.2 mOhms
Littelfuse 表面贴装式保险丝 125VAC 4A .0227ohms 449 NANO2 8,745库存量
最低: 1
倍数: 1
: 1,000

449 Surface Mount Fuses Time Delay / Slow Blow 4 A 125 VAC 125 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 22.7 mOhms
Littelfuse 表面贴装式保险丝 125VAC 5A .0171ohms 449 NANO2 2,249库存量
最低: 1
倍数: 1
: 1,000

449 Surface Mount Fuses Time Delay / Slow Blow 5 A 125 VAC 125 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 17.1 mOhms
Littelfuse 表面贴装式保险丝 125VAC 1.5A .1186ohms 449 NANO2 1,358库存量
2,000预期 2026/10/6
最低: 1
倍数: 1
: 1,000

449 Surface Mount Fuses Time Delay / Slow Blow 1.5 A 125 VAC 125 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 118.6 mOhms
Littelfuse 表面贴装式保险丝 125VAC 2.5A .04ohms 449 NANO2 1,355库存量
最低: 1
倍数: 1
: 1,000

449 Surface Mount Fuses Time Delay / Slow Blow 2.5 A 125 VAC 125 VDC 50 A, 50 A 6.1 mm x 2.69 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 40 mOhms
Littelfuse 表面贴装式保险丝 125VAC 0.08A 4.05ohms 451 NANO2 995库存量
最低: 1
倍数: 1
: 1,000

451 Surface Mount Ceramic Fuses Fast Blow 80 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 4.05 Ohms
Littelfuse 表面贴装式保险丝 125VAC 0.1A 3.1ohms 451 NANO2 3,081库存量
最低: 1
倍数: 1
: 1,000

451 Surface Mount Ceramic Fuses Fast Blow 100 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 3.1 Ohms
Littelfuse 表面贴装式保险丝 125VAC 0.125A 1.7ohms 451 NANO2 4,208库存量
7,000预期 2026/8/18
最低: 1
倍数: 1
: 1,000

451 Surface Mount Ceramic Fuses Fast Blow 125 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 78 mOhms
Littelfuse 表面贴装式保险丝 125VAC 0.2A .8372ohms 451 NANO2 2,783库存量
最低: 1
倍数: 1
: 1,000

451 Surface Mount Ceramic Fuses Fast Blow 200 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 837.2 mOhms
Littelfuse 表面贴装式保险丝 125VAC 0.25A .5765ohms 451 NANO2 3,950库存量
42,000在途量
最低: 1
倍数: 1
: 1,000

451 Surface Mount Ceramic Fuses Fast Blow 250 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 576.5 mOhms
Littelfuse 表面贴装式保险丝 125VAC 0.25A .5765ohms 451 NANO2 5,301库存量
最低: 1
倍数: 1
: 5,000

451 Surface Mount Ceramic Fuses Fast Blow 250 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 576.5 mOhms
Littelfuse 表面贴装式保险丝 125VAC 0.5A .3046ohms 451 NANO2 8,843库存量
5,000预期 2026/7/21
最低: 1
倍数: 1
: 1,000

451 Surface Mount Ceramic Fuses Fast 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 304.6 mOhms
Littelfuse 表面贴装式保险丝 125VAC 0.5A .3046ohms 451 NANO2 2,200库存量
最低: 1
倍数: 1
: 5,000

451 Surface Mount Ceramic Fuses Fast 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 304.6 mOhms
Littelfuse 表面贴装式保险丝 125VAC 0.75A .1444ohms 451 NANO2 4,773库存量
最低: 1
倍数: 1
: 1,000

451 Surface Mount Ceramic Fuses Fast 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 144.4 mOhms