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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) Filter the results in the table by unit price based on your quantity.	Qty.
Logic Output Opto-couplers 4Ch 1500%CTR Hermetically sealed 6N140A Broadcom / Avago 1: HK$1,252.56 421In Stock	Mfr. Part No. 6N140A Mouser Part No 630-6N140A	Broadcom / Avago	Logic Output Opto-couplers 4Ch 1500%CTR Hermetically sealed Learn More about Broadcom / Avago broadcom optocouplers	Datasheet	421In Stock	HK$1,252.56 HK$1,074.19	Min.: 1 Mult.: 1
Transistor Output Optocouplers Optocoupler 4-pin SSOP PS2811-1-F3-A Renesas Electronics 1: HK$8.80 643,266In Stock	Mfr. Part No. PS2811-1-F3-A Mouser Part No 968-PS2811-1-F3-A	Renesas Electronics	Transistor Output Optocouplers Optocoupler 4-pin SSOP	Datasheet	643,266In Stock	Cut Tape HK$8.80 HK$5.96 HK$4.36 HK$3.81 Reel HK$3.08 View HK$3.50 HK$3.00 HK$2.90 HK$2.87 MouseReel Available	Min.: 1 Mult.: 1 : 3,500
Triac & SCR Output Optocouplers Random Phase Triac Snubberless FOD4208SD onsemi 1: HK$42.17 16,780In Stock	Mfr. Part No. FOD4208SD Mouser Part No 512-FOD4208SD	onsemi	Triac & SCR Output Optocouplers Random Phase Triac Snubberless	Datasheet	16,780In Stock	Cut Tape HK$42.17 HK$31.40 HK$25.07 HK$20.88 Reel HK$19.15 HK$18.82 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Logic Output Opto-couplers 2Ch 1500%CTR Hermetically sealed HCPL-5731#300 Broadcom / Avago 1: HK$1,411.70 233In Stock	Mfr. Part No. HCPL-5731#300 Mouser Part No 630-HCPL-5731-300	Broadcom / Avago	Logic Output Opto-couplers 2Ch 1500%CTR Hermetically sealed Learn More about Broadcom / Avago broadcom optocouplers	Datasheet	233In Stock	HK$1,411.70 HK$1,241.47	Min.: 1 Mult.: 1
Single Colour LEDs Poly Dome Red HLMP-6300-F0010 Broadcom / Avago 1: HK$24.58 20,497In Stock	Mfr. Part No. HLMP-6300-F0010 Mouser Part No 630-HLMP-6300-F0010	Broadcom / Avago	Single Colour LEDs Poly Dome Red Learn More about Broadcom / Avago broadcom led solutions	Datasheet	20,497In Stock	HK$24.58 HK$17.92 HK$13.89 HK$12.17 View HK$11.51 HK$11.34 HK$10.77 Quote	Min.: 1 Mult.: 1
Transistor Output Optocouplers Photocoupler SO16 TLP291-4(V4GBTPE Toshiba 1: HK$12.91 79,806In Stock	Mfr. Part No. TLP291-4(V4GBTPE Mouser Part No 757-TLP291-4V4GBTPE	Toshiba	Transistor Output Optocouplers Photocoupler SO16	Datasheet	79,806In Stock	Cut Tape HK$12.91 HK$9.12 HK$6.78 HK$5.66 Reel HK$4.91 View HK$5.27 HK$4.72 HK$4.45 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Transistor Output Optocouplers 4ch Transistor opto coupler TLP293-4(4LGBTPE Toshiba 1: HK$14.22 30,533In Stock	Mfr. Part No. TLP293-4(4LGBTPE Mouser Part No 757-TLP293-44LGBTPE	Toshiba	Transistor Output Optocouplers 4ch Transistor opto coupler	Datasheet	30,533In Stock	Cut Tape HK$14.22 HK$10.11 HK$7.64 HK$6.55 Reel HK$6.02 View HK$6.32 HK$5.66 HK$5.38 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Triac & SCR Output Optocouplers 800V RANDOM PHASE TRIAC FOD4208 onsemi 1: HK$41.18 10,487In Stock	Mfr. Part No. FOD4208 Mouser Part No 512-FOD4208	onsemi	Triac & SCR Output Optocouplers 800V RANDOM PHASE TRIAC	Datasheet	10,487In Stock	HK$41.18 HK$26.39 HK$24.08 HK$21.04 HK$18.66	Min.: 1 Mult.: 1
Transistor Output Optocouplers AC Phototx Coupler ACPL-244-560E Broadcom / Avago 1: HK$22.03 22,599In Stock	Mfr. Part No. ACPL-244-560E Mouser Part No 630-ACPL-244-560E	Broadcom / Avago	Transistor Output Optocouplers AC Phototx Coupler Learn More about Broadcom / Avago broadcom optocouplers	Datasheet	22,599In Stock	Cut Tape HK$22.03 HK$16.11 HK$12.33 HK$11.18 Reel HK$10.11 View HK$10.69 HK$9.37 HK$9.29 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Single Colour LEDs Poly Dome Red HLMP-Q106 Broadcom / Avago 1: HK$20.80 16,543In Stock	Mfr. Part No. HLMP-Q106 Mouser Part No 630-HLMP-Q106	Broadcom / Avago	Single Colour LEDs Poly Dome Red Learn More about Broadcom / Avago broadcom led solutions	Datasheet	16,543In Stock	HK$20.80 HK$14.96 HK$11.43 HK$9.86 View HK$9.37 HK$8.96 HK$8.55 HK$8.22	Min.: 1 Mult.: 1
Transistor Output Optocouplers 3000Vrms 50% CTR ACPL-217-56CE Broadcom / Avago 1: HK$6.49 64,437In Stock	Mfr. Part No. ACPL-217-56CE Mouser Part No 630-ACPL-217-56CE	Broadcom / Avago	Transistor Output Optocouplers 3000Vrms 50% CTR Learn More about Broadcom / Avago broadcom optocouplers	Datasheet	64,437In Stock	Cut Tape HK$6.49 HK$4.51 HK$3.30 HK$2.75 Reel HK$2.29 View HK$2.57 HK$2.19 HK$2.05 HK$1.99 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LED Displays & Accessories Red 626nm Low Power Hexadecimal HDSP-0762 Broadcom / Avago 1: HK$708.89 649In Stock	Mfr. Part No. HDSP-0762 Mouser Part No 630-HDSP-0762	Broadcom / Avago	LED Displays & Accessories Red 626nm Low Power Hexadecimal Learn More about Broadcom / Avago broadcom led solutions	Datasheet	649In Stock	HK$708.89 HK$543.75 HK$526.00	Min.: 1 Mult.: 1
Transistor Output Optocouplers X36 PBF Transistor Couplr ACInput 110C TLP291(Y-TP,SE Toshiba 1: HK$4.36 105,654In Stock	Mfr. Part No. TLP291(Y-TP,SE Mouser Part No 757-TLP291(Y-TPSE	Toshiba	Transistor Output Optocouplers X36 PBF Transistor Couplr ACInput 110C	Datasheet	105,654In Stock	Cut Tape HK$4.36 HK$3.00 HK$2.16 HK$1.78 Reel HK$1.28 View HK$1.65 HK$1.21 HK$1.16 HK$1.05 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Transistor Output Optocouplers CTR 50-600% 1MA VOS628A-X001T Vishay Semiconductors 1: HK$7.48 64,049In Stock	Mfr. Part No. VOS628A-X001T Mouser Part No 78-VOS628A-X001T	Vishay Semiconductors	Transistor Output Optocouplers CTR 50-600% 1MA Learn More about Vishay Semiconductors vishaysemi VOx6xxA	Datasheet	64,049In Stock	Cut Tape HK$7.48 HK$5.20 HK$3.82 HK$3.21 Reel HK$2.74 View HK$3.00 HK$2.61 HK$2.42 HK$2.25 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Triac & SCR Output Optocouplers Non Zero Cross Photo Triac 600V 2mA VO4256H-X007T Vishay Semiconductors 1: HK$32.80 19,424In Stock	Mfr. Part No. VO4256H-X007T Mouser Part No 782-VO4256H-X007T	Vishay Semiconductors	Triac & SCR Output Optocouplers Non Zero Cross Photo Triac 600V 2mA	Datasheet	19,424In Stock	Cut Tape HK$32.80 HK$24.17 HK$18.99 HK$16.77 Reel HK$15.95 View HK$15.62 HK$15.04 Quote	Min.: 1 Mult.: 1 : 1,000
High Speed Optocouplers 1MBd 1Ch 12mA HCPL-J454-300E Broadcom / Avago 1: HK$26.55 10,078In Stock	Mfr. Part No. HCPL-J454-300E Mouser Part No 630-HCPL-J454-300E	Broadcom / Avago	High Speed Optocouplers 1MBd 1Ch 12mA Learn More about Broadcom / Avago broadcom optocouplers	Datasheet	10,078In Stock	HK$26.55 HK$16.19 HK$15.04 HK$13.15 View HK$12.00 HK$11.34 HK$11.18	Min.: 1 Mult.: 1
Transistor Output Optocouplers RECOMMENDED ALT SFH6 Vishay Semiconductors VO617A-4X016 VO617A-4X016 Vishay Semiconductors 1: HK$3.62 301,016In Stock	Mfr. Part No. VO617A-4X016 Mouser Part No 78-VO617A-4X016	Vishay Semiconductors	Transistor Output Optocouplers RECOMMENDED ALT SFH6 Learn More about Vishay Semiconductors vishaysemi VOx6xxA	Datasheet	301,016In Stock	HK$3.62 HK$2.48 HK$1.78 HK$1.45 View HK$1.35 HK$1.26 HK$1.15 HK$0.986 HK$0.937	Min.: 1 Mult.: 1
Single Colour LEDs Yellow Clear 587nm LTST-C191KSKT LITEON 1: HK$1.32 1,753,169In Stock	Mfr. Part No. LTST-C191KSKT Mouser Part No 859-LTST-C191KSKT	LITEON	Single Colour LEDs Yellow Clear 587nm	Datasheet	1,753,169In Stock	Cut Tape HK$1.32 HK$0.896 HK$0.625 HK$0.493 Reel HK$0.37 View HK$0.411 HK$0.395 HK$0.329 HK$0.312 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Transistor Output Optocouplers 3750 Vrms 20% CTR HCPL-354-00AE Broadcom / Avago 1: HK$6.33 101,814In Stock	Mfr. Part No. HCPL-354-00AE Mouser Part No 630-HCPL-354-00AE	Broadcom / Avago	Transistor Output Optocouplers 3750 Vrms 20% CTR Learn More about Broadcom / Avago broadcom optocouplers	Datasheet	101,814In Stock	Cut Tape HK$6.33 HK$4.37 HK$3.20 HK$2.66 Reel HK$2.26 View HK$2.49 HK$2.15 HK$1.87 HK$1.75 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Transistor Output Optocouplers GaAs Infrared and Photo-Transistor TLP291(V4GBTP,SE Toshiba 1: HK$4.36 104,224In Stock	Mfr. Part No. TLP291(V4GBTP,SE Mouser Part No 757-TLP291V4GBTPSE	Toshiba	Transistor Output Optocouplers GaAs Infrared and Photo-Transistor	Datasheet	104,224In Stock	Cut Tape HK$4.36 HK$3.00 HK$2.16 HK$1.78 Reel HK$1.31 View HK$1.65 HK$1.23 HK$1.13 HK$1.09 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Triac & SCR Output Optocouplers Random Phase Triac Snubberless FOD4208SDV onsemi 1: HK$46.03 8,804In Stock	Mfr. Part No. FOD4208SDV Mouser Part No 512-FOD4208SDV	onsemi	Triac & SCR Output Optocouplers Random Phase Triac Snubberless	Datasheet	8,804In Stock	Cut Tape HK$46.03 HK$32.47 HK$26.55 HK$24.17 Reel HK$21.54 HK$21.37 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Transistor Output Optocouplers Phototransistor Out Single CTR>100-200% Vishay Semiconductors SFH6106-3T SFH6106-3T Vishay Semiconductors 1: HK$7.56 87,919In Stock	Mfr. Part No. SFH6106-3T Mouser Part No 782-SFH6106-3T	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out Single CTR>100-200% Learn More about Vishay Semiconductors vishay sfh610a sfh6106	Datasheet	87,919In Stock	Cut Tape HK$7.56 HK$5.27 HK$3.98 HK$3.47 Reel HK$2.93 View HK$2.76 HK$2.66 HK$2.53 HK$2.44 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Solid State Relays - PCB Mount 25A 280 VAC Zero Cross L24D25C Teledyne Relays 1: HK$920.64 221In Stock	Mfr. Part No. L24D25C Mouser Part No 881-L24D25C	Teledyne Relays	Solid State Relays - PCB Mount 25A 280 VAC Zero Cross	Datasheet	221In Stock	HK$920.64 HK$783.20 HK$763.72 HK$740.70 HK$729.69	Min.: 1 Mult.: 1
Triac & SCR Output Optocouplers Non Zero Cross Photo Triac 800V 3mA Vishay Semiconductors VO4258M VO4258M Vishay Semiconductors 1: HK$34.11 1,140In Stock 2,000Expected 7/12/2026	Mfr. Part No. VO4258M Mouser Part No 782-VO4258M	Vishay Semiconductors	Triac & SCR Output Optocouplers Non Zero Cross Photo Triac 800V 3mA	Datasheet	1,140In Stock 2,000Expected 7/12/2026	HK$34.11 HK$24.82 HK$19.07 HK$16.77 View HK$15.95 HK$14.96 HK$14.39 Quote	Min.: 1 Mult.: 1
Transistor Output Optocouplers Phototransistor Out Quad CTR > 100% ILQ621GB-X009 Vishay Semiconductors 1: HK$29.10 4,019In Stock	Mfr. Part No. ILQ621GB-X009 Mouser Part No 782-ILQ621GB-X009	Vishay Semiconductors	Transistor Output Optocouplers Phototransistor Out Quad CTR > 100%	Datasheet	4,019In Stock	Cut Tape HK$29.10 HK$21.21 HK$16.60 Reel HK$13.56 HK$12.99 View HK$12.49 Quote	Min.: 1 Mult.: 1 : 1,000