Ethernet ESD, Lightning, & Power Fault Protection

Littelfuse Ethernet/PoE ESD, EFT, Lightning, and Power Fault Protection ensures that the power fault overcurrent can be protected with Telelink fuses. The Ethernet Power Fault Protection includes the SMCJ and SP40 TVS Diode, SP3, SRV05xx, LC03xx, and SP40xx Diode Array, and the 0461xxx Fuse series. Littelfuse Ethernet/PoE ESD, EFT, Lightning, and Power Fault Protection products meet various applicable standards. 

Results: 326
Select Image Part # Mfr. Description Datasheet Availability Pricing (HUF) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Littelfuse ESD Protection Diodes / TVS Diodes 0.2pF 22kV DFN-5 66 695In Stock
Min.: 1
Mult.: 1
Reel: 3 000

Littelfuse ESD Protection Diodes / TVS Diodes .3pF 10KV 28V SOD8820 17 975In Stock
Min.: 1
Mult.: 1
Reel: 10 000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STANDARD 600V NOMINAL 1 428In Stock
Min.: 1
Mult.: 1
Reel: 1 000

Littelfuse ESD Protection Diodes / TVS Diodes .3pF 10KV 18V 0201 Flipchip 12 182In Stock
Min.: 1
Mult.: 1
Reel: 10 000

Littelfuse ESD Protection Diodes / TVS Diodes 1.3pF 7A UNIDIRECTIONAL 406 356In Stock
Min.: 1
Mult.: 1
Reel: 3 000

Littelfuse ESD Protection Diodes / TVS Diodes ESD 6V UNI 61 722In Stock
Min.: 1
Mult.: 1
Reel: 3 000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 105-195V 2A GDT T/R 2 Term 2 756In Stock
Min.: 1
Mult.: 1
Reel: 2 000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 300-500V 2A GDT T/R 2 Term 2 326In Stock
Min.: 1
Mult.: 1
Reel: 2 000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 315-525V 2A GDT T/R 2 Term 2 595In Stock
Min.: 1
Mult.: 1
Reel: 2 000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 400-600V 2A GDT T/R 2 Term 2 457In Stock
Min.: 1
Mult.: 1
Reel: 2 000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 450-750V 2A GDT T/R 2 Term 2 306In Stock
Min.: 1
Mult.: 1
Reel: 2 000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 52-98V 2A GDT T/R 2 Term 8 124In Stock
6 000Expected 5/25/2026
Min.: 1
Mult.: 1
Reel: 2 000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 63-117V 2A GDT T/R 2 Term 7 964In Stock
Min.: 1
Mult.: 1
Reel: 2 000

Littelfuse ESD Protection Diodes / TVS Diodes 4 channels .65pF 8kV 7 914In Stock
24 000On Order
Min.: 1
Mult.: 1
Reel: 3 000

Littelfuse ESD Protection Diodes / TVS Diodes 2 Ch 8kV 0.65pF SPA 12 986In Stock
Min.: 1
Mult.: 1
Reel: 3 000

Littelfuse ESD Protection Diodes / TVS Diodes 2 Ch 8KV 5V .65pF Low Cap 6 094In Stock
Min.: 1
Mult.: 1
Reel: 3 000

Littelfuse ESD Protection Diodes / TVS Diodes 2 channels .65pF 23 773In Stock
Min.: 1
Mult.: 1
Reel: 3 000

Littelfuse ESD Protection Diodes / TVS Diodes 4 Ch 8kV 0.65pF SPA 9 182In Stock
Min.: 1
Mult.: 1
Reel: 3 000

Littelfuse ESD Protection Diodes / TVS Diodes 5V 1uA 8kV BIDIRECTIONAL 34 147In Stock
Min.: 1
Mult.: 1
Reel: 10 000

Littelfuse ESD Protection Diodes / TVS Diodes 0.35pF 20kV BIDIRECTIONAL 38 018In Stock
Min.: 1
Mult.: 1
Reel: 10 000

Littelfuse ESD Protection Diodes / TVS Diodes 5V 1uA 22kV UNIDIRECTIONAL 37 177In Stock
Min.: 1
Mult.: 1
Reel: 10 000

Littelfuse ESD Protection Diodes / TVS Diodes 5V 1uA 10kV UNIDIRECTIONAL 33 709In Stock
Min.: 1
Mult.: 1
Reel: 10 000

Littelfuse ESD Protection Diodes / TVS Diodes .3pF 10KV 28V 0201 Flipchip 39 807In Stock
Min.: 1
Mult.: 1
Reel: 10 000

Littelfuse ESD Protection Diodes / TVS Diodes 3.3V 40A AEC-Q101 6 004In Stock
Min.: 1
Mult.: 1
Reel: 3 000

Littelfuse ESD Protection Diodes / TVS Diodes 1pF uDFN-6L 2 Ch Diode Array 16 653In Stock
9 000Expected 3/12/2026
Min.: 1
Mult.: 1
Reel: 3 000