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: 308
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 Mfr.
Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity.
Qty. RoHS
Littelfuse ESD Protection Diodes / TVS Diodes 4CH 20A 2.5V 3.5pF Lightning Protection
Datasheet
5,000Expected 12/2/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 5V 1uA 22kV UNIDIRECTIONAL
Datasheet
188,393On Order
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Littelfuse ESD Protection Diodes / TVS Diodes .3pF 10KV 28V SOD8820
Datasheet
19,295Expected 12/21/2026
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

Littelfuse ESD Protection Diodes / TVS Diodes 1.3pF 15A UNIDIRECTIONAL
Datasheet
18,000Expected 12/23/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 1.3pF 7A BIDIRECTIONAL
Datasheet
14,900Expected 11/30/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GDT 2T 600V
Datasheet
Non-Stocked Lead-Time 17 Weeks
Min.: 1
Mult.: 1
: 1,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 145V NOMINAL GP S.A. STANDARD
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 3,000
Mult.: 1,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STANDARD 145V NOMINAL
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1,000
Mult.: 1,000
: 1,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 145V NOMINAL GP S.A. STANDARD
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1,000
Mult.: 1,000
: 1,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD S.A. 150V M
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 900
Mult.: 900
: 900

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 230V
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 3,000
Mult.: 1,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 230V
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1,000
Mult.: 1,000
: 1,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 230V NOMINAL SMT GP S.A. STANDARD
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 900
Mult.: 900
: 900

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 230V
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1,000
Mult.: 1,000
: 1,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors S.A. STAN 250V
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 900
Mult.: 900
: 900

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GDT 2T 270V
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1,000
Mult.: 1,000
: 1,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 350V
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors S.A.STANDARD.90V WITH FAILSAFE
Datasheet
Non-Stocked Lead-Time 17 Weeks
Min.: 350
Mult.: 350
: 350

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors S.A.FORMED.90V WITH FAILSAFE
Datasheet
Non-Stocked Lead-Time 17 Weeks
Min.: 500
Mult.: 500
: 500

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN 350V
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 900
Mult.: 900
: 900

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 350V Standard GP Nominal
Datasheet
Non-Stocked Lead-Time 17 Weeks
Min.: 900
Mult.: 900
: 900

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. 350V
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1,000
Mult.: 1,000
: 1,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP BIPOLAR SURGE ARRESTOR MS
Datasheet
Non-Stocked Lead-Time 17 Weeks
Min.: 900
Mult.: 900
: 900

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors S.A. STAN 400V
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1,000
Mult.: 1,000
: 1,000

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors S.A. STAN .470V
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1,000
Mult.: 1,000
: 1,000