Circuit Protection – Mouser Korea, Republic of

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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.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (KRW) Filter the results in the table by unit price based on your quantity.	Qty.
ESD Protection Diodes / TVS Diodes 1.3pF 7A UNIDIRECTIONAL SP4024-01FTG Littelfuse 1: ₩887.8 386,070In Stock	Mfr. Part # SP4024-01FTG Mouser Part # 576-SP4024-01FTG	Littelfuse	ESD Protection Diodes / TVS Diodes 1.3pF 7A UNIDIRECTIONAL Learn More about Littelfuse sp402x arrays	Datasheet	386,070In Stock	Cut Tape ₩887.8 ₩483.4 ₩432.6 ₩369.2 Reel ₩236.7 View ₩355.1 ₩235.3 ₩221.2 ₩217 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STANDARD 600V NOMINAL CG5600L Littelfuse 1: ₩3,748.5 1,221In Stock	Mfr. Part # CG5600L Mouser Part # 576-CG5600L	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STANDARD 600V NOMINAL	Datasheet	1,221In Stock	Cut Tape ₩3,748.5 ₩3,325.7 ₩3,086.1 ₩2,578.8 View Reel ₩1,634.7 ₩2,297 ₩2,113.8 ₩1,789.7 ₩1,634.7	Min.: 1 Mult.: 1 : 1,000
ESD Protection Diodes / TVS Diodes 4 Ch 8kV 0.65pF SPA SP3003-04ATG Littelfuse 1: ₩3,283.4 4,775In Stock	Mfr. Part # SP3003-04ATG Mouser Part # 576-SP3003-04ATG	Littelfuse	ESD Protection Diodes / TVS Diodes 4 Ch 8kV 0.65pF SPA Learn More about Littelfuse low capacitance esd spa diodes	Datasheet	4,775In Stock	Cut Tape ₩3,283.4 ₩1,564.2 ₩1,296.5 ₩1,144.3 View Reel ₩818.7 ₩994.9 ₩979.4 ₩818.7 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 90V NOM CG590L Littelfuse 1: ₩4,918.1 2,349In Stock	Mfr. Part # CG590L Mouser Part # 576-CG590L	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 90V NOM	Datasheet	2,349In Stock	Cut Tape ₩4,918.1 ₩4,086.7 ₩3,776.7 ₩3,128.4 View Reel ₩1,916.5 ₩2,888.9 ₩2,592.9 ₩2,395.6 ₩1,916.5	Min.: 1 Mult.: 1 : 1,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 315-525V 2A GDT T/R 2 Term SG420 Littelfuse 1: ₩1,536 2,525In Stock	Mfr. Part # SG420 Mouser Part # 576-SG420	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 315-525V 2A GDT T/R 2 Term Learn More about Littelfuse sg series sgdt	Datasheet	2,525In Stock	Cut Tape ₩1,536 ₩1,310.6 ₩1,134.4 ₩1,061.1 View Reel ₩880.8 ₩996.3 ₩935.7 ₩889.2 ₩880.8 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
ESD Protection Diodes / TVS Diodes 1.5kW 150V Hi Rel 5% Bi-Directional SMCJ150CA-HRAT7 Littelfuse 1: ₩33,609.4 319In Stock	Mfr. Part # SMCJ150CA-HRAT7 Mouser Part # 576-SMCJ150CA-HRAT7	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 150V Hi Rel 5% Bi-Directional Learn More about Littelfuse smcj hr a tvs diodes	Datasheet	319In Stock	Cut Tape ₩33,609.4 ₩26,605.7 ₩24,506 ₩22,800.9 Reel ₩22,786.8 View Quote MouseReel Available	Min.: 1 Mult.: 1 : 500
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 263-437V 2A GDT T/R 2 Term SG350 Littelfuse 1: ₩2,015.2 1,995In Stock	Mfr. Part # SG350 Mouser Part # 576-SG350	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 263-437V 2A GDT T/R 2 Term Learn More about Littelfuse sg series sgdt	Datasheet	1,995In Stock	Cut Tape ₩2,015.2 ₩1,860.1 ₩1,536 ₩1,423.3 Reel ₩896.3 View ₩1,273.9 ₩1,175.3 ₩1,087.9 ₩880.8 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Surface Mount Fuses 600VAC 2A .045ohms 461 NANO2 0461002.ER Littelfuse 1: ₩2,663.4 24,087In Stock	Mfr. Part # 0461002.ER Mouser Part # 576-0461002.ER	Littelfuse	Surface Mount Fuses 600VAC 2A .045ohms 461 NANO2 Learn More about Littelfuse 461 telelink fuses	Datasheet	24,087In Stock	Cut Tape ₩2,663.4 ₩2,240.6 ₩1,930.6 ₩1,775.6 View Reel ₩1,396.5 ₩1,634.7 ₩1,507.8 ₩1,437.4 ₩1,396.5 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Surface Mount Fuses 600VAC 1.25A .104ohms 461 NANO2 04611.25ER Littelfuse 1: ₩2,818.4 59,444In Stock	Mfr. Part # 04611.25ER Mouser Part # 576-04611.25ER	Littelfuse	Surface Mount Fuses 600VAC 1.25A .104ohms 461 NANO2 Learn More about Littelfuse 461 telelink fuses	Datasheet	59,444In Stock	Cut Tape ₩2,818.4 ₩2,494.3 ₩2,212.4 ₩2,015.2 Reel ₩1,094.9 View ₩1,719.2 ₩1,536 ₩1,354.2 ₩958.3 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 3.3V 1uA 30kV ESD Contact LC03-3.3BTG Littelfuse 1: ₩4,861.7 30,147In Stock 30,000Expected 1/28/2027	Mfr. Part # LC03-3.3BTG Mouser Part # 576-LC03-3.3BTG	Littelfuse	ESD Protection Diodes / TVS Diodes 3.3V 1uA 30kV ESD Contact Learn More about Littelfuse lc03	Datasheet	30,147In Stock 30,000Expected 1/28/2027	Cut Tape ₩4,861.7 ₩3,184.8 ₩2,564.7 ₩2,282.9 Reel ₩1,493.8 View ₩1,817.9 ₩1,465.6 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 4 channels .65pF 8kV SP3001-04JTG Littelfuse 1: ₩1,846.1 79,526In Stock 60,000Expected 12/30/2026	Mfr. Part # SP3001-04JTG Mouser Part # 576-SP3001-04JTG	Littelfuse	ESD Protection Diodes / TVS Diodes 4 channels .65pF 8kV	Datasheet	79,526In Stock 60,000Expected 12/30/2026	Cut Tape ₩1,846.1 ₩1,058.3 ₩858.2 ₩762.4 View Reel ₩422.8 ₩591.9 ₩507.3 ₩422.8 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 4 channels 1.1pF 15kV SP3002-04JTG Littelfuse 1: ₩1,775.6 201,218In Stock	Mfr. Part # SP3002-04JTG Mouser Part # 576-SP3002-04JTG	Littelfuse	ESD Protection Diodes / TVS Diodes 4 channels 1.1pF 15kV	Datasheet	201,218In Stock	Cut Tape ₩1,775.6 ₩824.4 ₩731.4 ₩566.5 Reel ₩393.2 ₩370.6 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 2 Ch 8kV 0.65pF SPA SP3003-02JTG Littelfuse 1: ₩2,099.7 48,345In Stock	Mfr. Part # SP3003-02JTG Mouser Part # 576-SP3003-02JTG	Littelfuse	ESD Protection Diodes / TVS Diodes 2 Ch 8kV 0.65pF SPA Learn More about Littelfuse low capacitance esd spa diodes	Datasheet	48,345In Stock	Cut Tape ₩2,099.7 ₩1,409.2 ₩1,052.7 ₩937.1 Reel ₩487.6 View ₩734.2 ₩660.9 ₩481.9 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 2 channels .65pF SP3003-02XTG Littelfuse 1: ₩2,395.6 64,353In Stock 45,000Expected 2/18/2027	Mfr. Part # SP3003-02XTG Mouser Part # 576-SP3003-02XTG	Littelfuse	ESD Protection Diodes / TVS Diodes 2 channels .65pF Learn More about Littelfuse low capacitance esd spa diodes	Datasheet	64,353In Stock 45,000Expected 2/18/2027	Cut Tape ₩2,395.6 ₩1,521.9 ₩1,133 ₩1,010.4 View Reel ₩606 ₩789.2 ₩680.6 ₩606 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 8 Ch 8kV 0.65pF SPA SP3003-08ATG Littelfuse 1: ₩2,705.7 51,294In Stock	Mfr. Part # SP3003-08ATG Mouser Part # 576-SP3003-08ATG	Littelfuse	ESD Protection Diodes / TVS Diodes 8 Ch 8kV 0.65pF SPA Learn More about Littelfuse low capacitance esd spa diodes	Datasheet	51,294In Stock	Cut Tape ₩2,705.7 ₩1,719.2 ₩1,290.8 ₩1,152.7 Reel ₩753.9 View ₩910.3 ₩806.1 ₩707.4 ₩669.4 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
ESD Protection Diodes / TVS Diodes 4 Ch 8kV 6V .45pF SP3010-04UTG Littelfuse 1: ₩2,184.3 138,808In Stock	Mfr. Part # SP3010-04UTG Mouser Part # 576-SP3010-04UTG	Littelfuse	ESD Protection Diodes / TVS Diodes 4 Ch 8kV 6V .45pF Learn More about Littelfuse LittelfuseSP3010	Datasheet	138,808In Stock	Cut Tape ₩2,184.3 ₩1,375.4 ₩1,025.9 ₩865.2 Reel ₩474.9 View ₩699 ₩639.8 ₩466.4 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 6 Ch 8kV 6V 0.4 pF SP3011-06UTG Littelfuse 1: ₩2,564.7 50,421In Stock	Mfr. Part # SP3011-06UTG Mouser Part # 576-SP3011-06UTG	Littelfuse	ESD Protection Diodes / TVS Diodes 6 Ch 8kV 6V 0.4 pF	Datasheet	50,421In Stock	Cut Tape ₩2,564.7 ₩1,507.8 ₩1,186.5 ₩1,031.5 View Reel ₩583.4 ₩827.2 ₩748.3 ₩583.4 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3.3V 40A AEC-Q101 SP3374NUTG Littelfuse 1: ₩3,480.7 28,451In Stock	Mfr. Part # SP3374NUTG Mouser Part # 576-SP3374NUTG	Littelfuse	ESD Protection Diodes / TVS Diodes 3.3V 40A AEC-Q101 Learn More about Littelfuse sp3374nutg diodes	Datasheet	28,451In Stock	Cut Tape ₩3,480.7 ₩2,240.6 ₩1,691 ₩1,521.9 View Reel ₩1,014.6 ₩1,211.9 ₩1,116.1 ₩1,014.6 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3.3V Diode Array SP4042-02UTG Littelfuse 1: ₩6,482.3 17,675In Stock	Mfr. Part # SP4042-02UTG Mouser Part # 576-SP4042-02UTG	Littelfuse	ESD Protection Diodes / TVS Diodes 3.3V Diode Array Learn More about Littelfuse SP4042 TVS diodes	Datasheet	17,675In Stock	Cut Tape ₩6,482.3 ₩4,269.9 ₩3,325.7 ₩3,015.7 View Reel ₩2,071.5 ₩2,550.7 ₩2,395.6 ₩2,071.5 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes .3pF 10KV 28V 0201 Flipchip SP3130-01WTG Littelfuse 1: ₩789.2 31,378In Stock	Mfr. Part # SP3130-01WTG Mouser Part # 576-SP3130-01WTG	Littelfuse	ESD Protection Diodes / TVS Diodes .3pF 10KV 28V 0201 Flipchip Learn More about Littelfuse sp3130 diode arrays	Datasheet	31,378In Stock	Cut Tape ₩789.2 ₩363.6 ₩322.7 ₩248 View Reel ₩153.6 ₩239.6 ₩229.7 ₩226.9 ₩153.6 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Surface Mount Fuses 600VAC 0.5A .56ohms 461 NANO2 0461.500ER Littelfuse 1: ₩3,198.9 2,387In Stock 20,000On Order	Mfr. Part # 0461.500ER Mouser Part # 576-0461.500ER	Littelfuse	Surface Mount Fuses 600VAC 0.5A .56ohms 461 NANO2 Learn More about Littelfuse 461 telelink fuses	Datasheet	2,387In Stock 20,000On Order On Order Ship Dates Mfr. #: 0461.500ER Stock: 2,387 Can Ship Immediately On Order: 5,000 Expected 1/6/2027 5,000 Expected 3/30/2027 10,000 Expected 4/15/2027 Factory Lead-Time: 19 Weeks	Cut Tape ₩3,198.9 ₩2,959.3 ₩2,452 ₩2,268.8 View Reel ₩1,606.5 ₩2,029.2 ₩1,874.2 ₩1,733.3 ₩1,606.5 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90V NOMINAL GP S.A. STANDARD CG590LTR Littelfuse 1: ₩4,129 1,004In Stock	Mfr. Part # CG590LTR Mouser Part # 576-CG590LTR	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90V NOMINAL GP S.A. STANDARD	Datasheet	1,004In Stock	Cut Tape ₩4,129 ₩3,424.4 ₩3,170.7 ₩2,635.2 View Reel ₩2,043.3 ₩2,423.8 ₩2,184.3 ₩2,043.3	Min.: 1 Mult.: 1 : 1,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 75V SMD Ultra Low 0.3pF CG675SM Littelfuse 1: ₩3,734.4 1,429In Stock 4,000Expected 12/14/2026	Mfr. Part # CG675SM Mouser Part # 576-CG675SM	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 75V SMD Ultra Low 0.3pF Learn More about Littelfuse CG6 CG7 SMD gas discharge tubes	Datasheet	1,429In Stock 4,000Expected 12/14/2026	Cut Tape ₩3,734.4 ₩3,100.2 ₩2,860.7 ₩2,381.5 View Reel ₩1,832 ₩2,198.4 ₩1,972.9 ₩1,958.8 ₩1,860.1 ₩1,832 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 105-195V 2A GDT T/R 2 Term SG150 Littelfuse 1: ₩1,916.5 2,977In Stock	Mfr. Part # SG150 Mouser Part # 576-SG150	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 105-195V 2A GDT T/R 2 Term Learn More about Littelfuse sg series sgdt	Datasheet	2,977In Stock	Cut Tape ₩1,916.5 ₩1,775.6 ₩1,465.6 ₩1,352.8 View Reel ₩1,009 ₩1,214.7 ₩1,144.3 ₩1,113.3 ₩1,009 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 200V Square SG SG200 Littelfuse 1: ₩2,015.2 2,016In Stock	Mfr. Part # SG200 Mouser Part # 576-SG200	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 200V Square SG	Datasheet	2,016In Stock	Cut Tape ₩2,015.2 ₩1,860.1 ₩1,536 ₩1,423.3 View Reel ₩1,009 ₩1,273.9 ₩1,173.9 ₩1,082.3 ₩1,009 MouseReel Available	Min.: 1 Mult.: 1 : 2,000