Circuit Protection – Mouser Dominican Republic

.hide-partial { max-height: none; } .show-more { display: none; }

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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 309

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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: $0.70 385,070In 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	385,070In Stock	Cut Tape $0.70 $0.389 $0.323 $0.262 Reel $0.168 View $0.252 $0.147 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 150V Hi Rel 5% Bi-Directional SMCJ150CA-HRAT7 Littelfuse 1: $23.85 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 $23.85 $18.88 $17.39 $16.18 Reel $16.17 View Quote MouseReel Available	Min.: 1 Mult.: 1 : 500
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STANDARD 600V NOMINAL CG5600L Littelfuse 1: $2.75 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 $2.75 $2.48 $2.31 $1.92 Reel $1.23 View $1.68 $1.57 $1.39 $1.16	Min.: 1 Mult.: 1 : 1,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 315-525V 2A GDT T/R 2 Term SG420 Littelfuse 1: $1.43 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 $1.43 $1.07 $0.899 $0.819 Reel $0.636 View $0.774 $0.708 $0.668 $0.625 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP 5X5 90V Minitube 2 Term SL0902A090SM Littelfuse 1: $2.69 6,298In Stock	Mfr. Part # SL0902A090SM Mouser Part # 576-SL0902A090SM	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP 5X5 90V Minitube 2 Term Learn More about Littelfuse sl0902a cg5 gdts	Datasheet	6,298In Stock	Cut Tape $2.69 $2.28 $2.10 $1.74 View Reel $1.20 $1.61 $1.45 $1.20 $1.20 MouseReel Available	Min.: 1 Mult.: 1 : 900
ESD Protection Diodes / TVS Diodes 4 Ch 8kV 0.65pF SPA SP3003-04ATG Littelfuse 1: $2.33 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 $2.33 $1.20 $0.984 $0.846 Reel $0.582 View $0.714 $0.682 $0.581 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 263-437V 2A GDT T/R 2 Term SG350 Littelfuse 1: $1.43 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 $1.43 $1.32 $1.09 $1.01 Reel $0.636 View $0.904 $0.834 $0.772 $0.625 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Surface Mount Fuses 600VAC 2A .045ohms 461 NANO2 0461002.ER Littelfuse 1: $1.89 23,049In 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	23,049In Stock	Cut Tape $1.89 $1.59 $1.37 $1.26 View Reel $0.991 $1.16 $1.07 $1.02 $0.991 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Surface Mount Fuses 600VAC 1.25A .104ohms 461 NANO2 04611.25ER Littelfuse 1: $1.89 58,694In Stock 37,500Expected 3/16/2027	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	58,694In Stock 37,500Expected 3/16/2027	Cut Tape $1.89 $1.66 $1.44 $1.31 Reel $0.737 View $1.13 $1.02 $0.907 $0.68 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 3.3V 1uA 30kV ESD Contact LC03-3.3BTG Littelfuse 1: $3.45 27,497In Stock 30,000Expected 12/31/2026	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	27,497In Stock 30,000Expected 12/31/2026	Cut Tape $3.45 $2.26 $1.82 $1.62 Reel $1.06 View $1.29 $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 4 channels .65pF 8kV SP3001-04JTG Littelfuse 1: $1.31 79,284In 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	79,284In Stock 60,000Expected 12/30/2026	Cut Tape $1.31 $0.751 $0.609 $0.541 View Reel $0.30 $0.42 $0.36 $0.30 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 4 channels 1.1pF 15kV SP3002-04JTG Littelfuse 1: $1.26 198,018In Stock	Mfr. Part # SP3002-04JTG Mouser Part # 576-SP3002-04JTG	Littelfuse	ESD Protection Diodes / TVS Diodes 4 channels 1.1pF 15kV	Datasheet	198,018In Stock	Cut Tape $1.26 $0.585 $0.519 $0.402 Reel $0.279 $0.263 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 2 Ch 8kV 0.65pF SPA SP3003-02JTG Littelfuse 1: $1.49 48,110In 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	48,110In Stock	Cut Tape $1.49 $1.00 $0.747 $0.665 Reel $0.346 View $0.521 $0.469 $0.342 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 2 channels .65pF SP3003-02XTG Littelfuse 1: $1.70 60,313In 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	60,313In Stock 45,000Expected 2/18/2027	Cut Tape $1.70 $1.08 $0.804 $0.717 View Reel $0.43 $0.56 $0.483 $0.43 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 8 Ch 8kV 0.65pF SPA SP3003-08ATG Littelfuse 1: $1.92 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 $1.92 $1.22 $0.916 $0.818 Reel $0.535 View $0.646 $0.572 $0.502 $0.475 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
ESD Protection Diodes / TVS Diodes 4 Ch 8kV 6V .45pF SP3010-04UTG Littelfuse 1: $1.55 137,728In 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	137,728In Stock	Cut Tape $1.55 $0.976 $0.728 $0.614 Reel $0.337 View $0.496 $0.454 $0.331 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 6 Ch 8kV 6V 0.4 pF SP3011-06UTG Littelfuse 1: $1.82 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 $1.82 $1.07 $0.842 $0.732 View Reel $0.414 $0.587 $0.531 $0.414 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3.3V 40A AEC-Q101 SP3374NUTG Littelfuse 1: $2.47 28,508In 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	28,508In Stock	Cut Tape $2.47 $1.59 $1.20 $1.08 View Reel $0.72 $0.86 $0.792 $0.72 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3.3V Diode Array SP4042-02UTG Littelfuse 1: $4.60 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 $4.60 $3.03 $2.36 $2.14 View Reel $1.47 $1.81 $1.70 $1.47 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes .3pF 10KV 28V 0201 Flipchip SP3130-01WTG Littelfuse 1: $0.56 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 $0.56 $0.258 $0.229 $0.176 View Reel $0.109 $0.17 $0.163 $0.161 $0.109 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Surface Mount Fuses 600VAC 0.5A .56ohms 461 NANO2 0461.500ER Littelfuse 1: $2.27 1,887In 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	1,887In Stock 20,000On Order On Order Ship Dates Mfr. #: 0461.500ER Stock: 1,887 Can Ship Immediately On Order: 5,000 Expected 11/24/2026 5,000 Expected 1/6/2027 10,000 Expected 4/15/2027 Factory Lead-Time: 19 Weeks	Cut Tape $2.27 $2.10 $1.74 $1.61 View Reel $1.14 $1.44 $1.33 $1.23 $1.14 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 90V NOM CG590L Littelfuse 1: $3.49 2,319In Stock	Mfr. Part # CG590L Mouser Part # 576-CG590L	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 90V NOM	Datasheet	2,319In Stock	Cut Tape $3.49 $2.90 $2.68 $2.22 View Reel $1.36 $2.05 $1.84 $1.70 $1.36	Min.: 1 Mult.: 1 : 1,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90V NOMINAL GP S.A. STANDARD CG590LTR Littelfuse 1: $2.93 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 $2.93 $2.43 $2.25 $1.87 View Reel $1.45 $1.72 $1.55 $1.45	Min.: 1 Mult.: 1 : 1,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 90V MS CG590MS Littelfuse 1: $3.24 956In Stock	Mfr. Part # CG590MS Mouser Part # 576-CG590MS	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 90V MS	Datasheet	956In Stock	Cut Tape $3.24 $2.77 $2.55 $2.12 View Reel $1.57 $1.95 $1.78 $1.57 $1.57 MouseReel Available	Min.: 1 Mult.: 1 : 900
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 105-195V 2A GDT T/R 2 Term SG150 Littelfuse 1: $1.36 2,927In 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	2,927In Stock	Cut Tape $1.36 $1.26 $1.04 $0.96 View Reel $0.716 $0.862 $0.812 $0.79 $0.716 MouseReel Available	Min.: 1 Mult.: 1 : 2,000