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Communications Infrastructure Solutions

Littelfuse provides a wide range of communication infrastructure solutions that ensure speed and reliability in all environments. These solutions are energy efficient, dependable, and easy to incorporate into compact designs. Communication infrastructure solutions from Littelfuse include TVS diodes, varistors, NTC thermistors, fuses, and more.

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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.
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 1000V 3kA 8/20us UL 1449 CG41.0SM Littelfuse 1: $1.87 7,560In Stock	Mfr. Part # CG41.0SM Mouser Part # 576-CG41.0SM	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 1000V 3kA 8/20us UL 1449 Learn More about Littelfuse cg4 gdts	Datasheet	7,560In Stock	Cut Tape $1.87 $1.66 $1.36 $1.20 Reel $0.877 View $1.12 $0.992 $0.844 $0.808 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Varistors RADIAL VARISTOR 7MM ROHS/LEAD FREE V07E25PL2T Littelfuse 1: $0.29 9,292In Stock	Mfr. Part # V07E25PL2T Mouser Part # 576-V07E25PL2T	Littelfuse	Varistors RADIAL VARISTOR 7MM ROHS/LEAD FREE Learn More about Littelfuse ultramov 7mm varistors	Datasheet	9,292In Stock	Cut Tape $0.29 $0.20 Reel $0.182 $0.18	Min.: 1 Mult.: 1 : 1,000
Varistors RADIAL VARISTOR LEAD FREE V625LA80CP Littelfuse 1: $2.78 1,169In Stock	Mfr. Part # V625LA80CP Mouser Part # 576-V625LA80CP	Littelfuse	Varistors RADIAL VARISTOR LEAD FREE Learn More about Littelfuse c iii varistors	Datasheet	1,169In Stock	$2.78 $2.09 $1.92 $1.65 View $1.58 $1.56 $1.52 $1.49	Min.: 1 Mult.: 1
Varistors 820V 2500pF V550LA80CP Littelfuse 1: $1.90 8,574In Stock	Mfr. Part # V550LA80CP Mouser Part # 576-V550LA80CP	Littelfuse	Varistors 820V 2500pF Learn More about Littelfuse c iii varistors	Datasheet	8,574In Stock	$1.90 $1.40 $1.09 $0.962 View $0.92 $0.845	Min.: 1 Mult.: 1
Resettable Fuses - PPTC 1.5A 15V 40A Imax SMD150F-2 Littelfuse 1: $0.62 12,377In Stock	Mfr. Part # SMD150F-2 Mouser Part # 650-SMD150F-2	Littelfuse	Resettable Fuses - PPTC 1.5A 15V 40A Imax Learn More about Littelfuse polyswitch smd ptcs	Datasheet	12,377In Stock	Cut Tape $0.62 $0.519 $0.457 $0.389 Reel $0.31 View $0.358 $0.337 $0.30 $0.28 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Industrial & Electrical Fuses 200A 600VAC 300VDC Class T JLLS200.X Littelfuse 1: $84.90 15In Stock	Mfr. Part # JLLS200.X Mouser Part # 576-JLLS200.X	Littelfuse	Industrial & Electrical Fuses 200A 600VAC 300VDC Class T Learn More about Littelfuse hvacr solutions	Datasheet	15In Stock	$84.90 $68.04 $63.82 $63.39 $58.37	Min.: 1 Mult.: 1
Varistors 150V V150LA10CP Littelfuse 1: $1.13 2,234In Stock	Mfr. Part # V150LA10CP Mouser Part # 576-V150LA10CP	Littelfuse	Varistors 150V Learn More about Littelfuse c iii varistors	Datasheet	2,234In Stock	$1.13 $0.733 $0.505 $0.485 View $0.47 $0.469 $0.446 $0.44	Min.: 1 Mult.: 1
Varistors RADIAL VARISTOR 20MM ROHS / LEAD FREE V420LA40CP Littelfuse 1: $1.08 2,427In Stock	Mfr. Part # V420LA40CP Mouser Part # 576-V420LA40CP	Littelfuse	Varistors RADIAL VARISTOR 20MM ROHS / LEAD FREE Learn More about Littelfuse c iii varistors	Datasheet	2,427In Stock	$1.08 $0.706 $0.624 $0.569 View $0.547 $0.519 $0.514	Min.: 1 Mult.: 1
NTC Thermistors NTC THERMISTOR 5K OHM 5% 0805 SMT KR502F0J Littelfuse 1: $0.74 3,391In Stock	Mfr. Part # KR502F0J Mouser Part # 576-KR502F0J	Littelfuse	NTC Thermistors NTC THERMISTOR 5K OHM 5% 0805 SMT Learn More about Littelfuse surface mount thermistors	Datasheet	3,391In Stock	$0.74 $0.701 $0.656 $0.625 View $0.597 $0.535 $0.503 $0.439	Min.: 1 Mult.: 1
Varistors 11V 7mm Epoxy UltraMOV V07E11P Littelfuse 1: $0.41 4,444In Stock	Mfr. Part # V07E11P Mouser Part # 576-V07E11P	Littelfuse	Varistors 11V 7mm Epoxy UltraMOV Learn More about Littelfuse ultramov 7mm varistors	Datasheet	4,444In Stock	$0.41 $0.254 $0.245 $0.233 View $0.209 $0.193 $0.183 $0.171	Min.: 1 Mult.: 1
Varistors 140V V140LA10CP Littelfuse 1: $0.94 2,309In Stock	Mfr. Part # V140LA10CP Mouser Part # 576-V140LA10CP	Littelfuse	Varistors 140V Learn More about Littelfuse c iii varistors	Datasheet	2,309In Stock	$0.94 $0.611 $0.539 $0.505 View $0.475 $0.459 $0.446 $0.44	Min.: 1 Mult.: 1
Varistors 140V V140LA20CP Littelfuse 1: $1.11 1,344In Stock	Mfr. Part # V140LA20CP Mouser Part # 576-V140LA20CP	Littelfuse	Varistors 140V Learn More about Littelfuse c iii varistors	Datasheet	1,344In Stock	$1.11 $0.726 $0.643 $0.603 View $0.578 $0.558 $0.537 $0.53	Min.: 1 Mult.: 1
Varistors 320V V320LA20CP Littelfuse 1: $1.11 2,507In Stock	Mfr. Part # V320LA20CP Mouser Part # 576-V320LA20CP	Littelfuse	Varistors 320V Learn More about Littelfuse c iii varistors	Datasheet	2,507In Stock	$1.11 $0.733 $0.647 $0.606 View $0.561 $0.502 $0.471 $0.44	Min.: 1 Mult.: 1
Resettable Fuses - PPTC 2.6A 6V 40A Imax SMD260F-2 Littelfuse 1: $0.70 3,448In Stock	Mfr. Part # SMD260F-2 Mouser Part # 650-SMD260F-2	Littelfuse	Resettable Fuses - PPTC 2.6A 6V 40A Imax Learn More about Littelfuse polyswitch smd ptcs	Datasheet	3,448In Stock	Cut Tape $0.70 $0.641 $0.532 $0.491 View Reel $0.309 $0.442 $0.376 $0.309 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Varistors 35V 10mm Epoxy UltraMOV V10E35P Littelfuse 1: $0.52 4,146In Stock	Mfr. Part # V10E35P Mouser Part # 576-V10E35P	Littelfuse	Varistors 35V 10mm Epoxy UltraMOV Learn More about Littelfuse LV	Datasheet	4,146In Stock	$0.52 $0.33 $0.287 $0.267 View $0.255 $0.244 $0.232 $0.227	Min.: 1 Mult.: 1
Varistors RADIAL VARISTOR LEAD FREE V130LA20CPX325 Littelfuse 1: $1.33 967In Stock	Mfr. Part # V130LA20CPX325 Mouser Part # 576-V130LA20CPX325	Littelfuse	Varistors RADIAL VARISTOR LEAD FREE Learn More about Littelfuse c iii varistors	Datasheet	967In Stock	$1.33 $0.881 $0.782 $0.735 View $0.706 $0.682 $0.658 $0.653	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 170 VDC TELECOM FUSE 0TLS040.TXV Littelfuse 1: $42.72 10In Stock	Mfr. Part # 0TLS040.TXV Mouser Part # 576-0TLS040.TXV	Littelfuse	Industrial & Electrical Fuses 170 VDC TELECOM FUSE Learn More about Littelfuse tls telecommunications fuses	Datasheet	10In Stock	$42.72 $35.44 $32.69 $27.08 View $24.95 $22.83 $21.20	Min.: 1 Mult.: 1
Varistors 14V 14mm Epoxy UltraMOV V14E14P Littelfuse 1: $0.81 1,983In Stock 2,100Expected 11/25/2026	Mfr. Part # V14E14P Mouser Part # 576-V14E14P	Littelfuse	Varistors 14V 14mm Epoxy UltraMOV Learn More about Littelfuse ultramov 14mm varistors	Datasheet	1,983In Stock 2,100Expected 11/25/2026	$0.81 $0.514 $0.45 $0.42 View $0.393 $0.386 $0.378 $0.369 $0.357	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 30A 600VAC 300VDC CLASS T JLLS030.TXP Littelfuse 1: $35.50 6In Stock	Mfr. Part # JLLS030.TXP Mouser Part # 576-JLLS030.TXP	Littelfuse	Industrial & Electrical Fuses 30A 600VAC 300VDC CLASS T Learn More about Littelfuse hvacr solutions	Datasheet	6In Stock	$35.50 $29.46 $25.22 $22.04 View $20.31 $19.96	Min.: 1 Mult.: 1
Varistors 25V 14mm Phenolic UltraMOV V14P25P Littelfuse 1: $1.49 752In Stock	Mfr. Part # V14P25P Mouser Part # 576-V14P25P	Littelfuse	Varistors 25V 14mm Phenolic UltraMOV Learn More about Littelfuse ultramov 14mm varistors	Datasheet	752In Stock	$1.49 $0.91 $0.675 $0.627 View $0.534 $0.426 $0.401 $0.378	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 170 VDC F/A TELECOM 60A PCB MOUNT 0TLS060.TXLS Littelfuse 10: $30.79 250In Stock	Mfr. Part # 0TLS060.TXLS Mouser Part # 576-0TLS060.TXLS	Littelfuse	Industrial & Electrical Fuses 170 VDC F/A TELECOM 60A PCB MOUNT Learn More about Littelfuse tls telecommunications fuses	Datasheet	250In Stock	$30.79 $26.06 $24.01 $22.03 $22.02	Min.: 10 Mult.: 10
Varistors 60V 20mm Epoxy UltraMOV V20E60P Littelfuse 1: $0.65 2,710In Stock	Mfr. Part # V20E60P Mouser Part # 576-V20E60P	Littelfuse	Varistors 60V 20mm Epoxy UltraMOV Learn More about Littelfuse ultramov 20mm varistors	Datasheet	2,710In Stock	$0.65 $0.419 $0.367 $0.342 View $0.326 $0.314 $0.301 $0.293	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 15A 170VDC Littelfuse 0TLS015.T 0TLS015.T Littelfuse 1: $32.79 22In Stock	Mfr. Part # 0TLS015.T Mouser Part # 576-0TLS015.T	Littelfuse	Industrial & Electrical Fuses 15A 170VDC Learn More about Littelfuse tls telecommunications fuses	Datasheet	22In Stock	$32.79 $27.21 $25.10 $20.80 View $19.17 $17.19 $15.82	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 170 VDC TELECOM FUSE 0TLS020.TXV Littelfuse 1: $42.72 60In Stock	Mfr. Part # 0TLS020.TXV Mouser Part # 576-0TLS020.TXV	Littelfuse	Industrial & Electrical Fuses 170 VDC TELECOM FUSE Learn More about Littelfuse tls telecommunications fuses	Datasheet	60In Stock	$42.72 $35.44 $32.69 $27.08 View $24.95 $22.83 $21.20	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 60A 170VDC Littelfuse 0TLS060.T 0TLS060.T Littelfuse 1: $32.79 15In Stock	Mfr. Part # 0TLS060.T Mouser Part # 576-0TLS060.T	Littelfuse	Industrial & Electrical Fuses 60A 170VDC Learn More about Littelfuse tls telecommunications fuses	Datasheet	15In Stock	$32.79 $27.21 $25.10 $20.80 View $19.17 $17.19 $15.82	Min.: 1 Mult.: 1