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4 mm Opto-electronics

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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.
Single Colour LEDs LED PMI SSL-LX3034GD Lumex 1: HK$2.55 4,443In Stock	Mfr. Part No. SSL-LX3034GD Mouser Part No 696-SSL-LX3034GD	Lumex	Single Colour LEDs LED PMI	Datasheet	4,443In Stock	HK$2.55 HK$1.74 HK$1.23 HK$0.995 View HK$0.871 HK$0.649 HK$0.608	Min.: 1 Mult.: 1
Single Colour LEDs LED PMI SSL-LX30S54YD Lumex 1: HK$4.60 395In Stock	Mfr. Part No. SSL-LX30S54YD Mouser Part No 696-SSL-LX30S54YD	Lumex	Single Colour LEDs LED PMI	Datasheet	395In Stock	HK$4.60 HK$3.02 HK$2.02 HK$1.45 View HK$1.22 HK$1.18 HK$1.11 HK$1.04 HK$0.954	Min.: 1 Mult.: 1
Single Colour LEDs AllnGaP 204-10SURT/S530-A3 Everlight Restricted Availability	Mfr. Part No. 204-10SURT/S530-A3 Mouser Part No 638-20410SURTS530A3	Everlight	Single Colour LEDs AllnGaP Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability
Multi-Colour LEDs 4x4mm RA Red/Green PLCC2 AA4040R3G2CT/R-10MAT Kingbright 1: HK$12.41 Lead-Time 10 Weeks	Mfr. Part No. AA4040R3G2CT/R-10MAT Mouser Part No 604-AA4040R3G2CT/R10	Kingbright	Multi-Colour LEDs 4x4mm RA Red/Green PLCC2 Learn More about Kingbright high temperature leds	Datasheet	Lead-Time 10 Weeks	Cut Tape HK$12.41 HK$9.78 HK$7.30 Reel HK$6.24 HK$5.89 View HK$5.61 HK$5.36 HK$4.63 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Red 625nm Diffused 25mcd WP3A8ID Kingbright 1: HK$1.97 31,061On Order	Mfr. Part No. WP3A8ID Mouser Part No 604-WP3A8ID	Kingbright	Single Colour LEDs Red 625nm Diffused 25mcd	Datasheet	31,061On Order On Order Ship Dates Mfr. No: WP3A8ID Stock: 0 On Order: 12,061 Pending 19,000 Expected 22/12/2026 Factory Lead Time: 8 Weeks	HK$1.97 HK$1.35 HK$0.945 HK$0.756 View HK$0.69 HK$0.641 HK$0.567 HK$0.543 HK$0.501	Min.: 1 Mult.: 1
LCD Drivers Dual Output (Bipolar SIMO Regulator A 59 A 595-TPS65132WRVCT TPS65132WRVCR Texas Instruments 1: HK$17.59 3,000Expected 20/5/2027	Mfr. Part No. TPS65132WRVCR Mouser Part No 595-TPS65132WRVCR	Texas Instruments	LCD Drivers Dual Output (Bipolar SIMO Regulator A 59 A 595-TPS65132WRVCT Learn More about Texas Instruments ti tps65132 power supply	Datasheet	3,000Expected 20/5/2027	Cut Tape HK$17.59 HK$13.07 HK$11.92 HK$10.77 View Reel HK$8.96 HK$10.11 HK$9.78 HK$8.96 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Infrared Emitters Emitter Clear 940nm LTE-209 LITEON 1: HK$5.26 36,109On Order	Mfr. Part No. LTE-209 Mouser Part No 859-LTE-209	LITEON	Infrared Emitters Emitter Clear 940nm Learn More about LITEON ir leds	Datasheet	36,109On Order On Order Ship Dates Mfr. No: LTE-209 Stock: 0 On Order: 5,109 Expected 16/11/2026 31,000 Expected 25/11/2026 Factory Lead Time: 26 Weeks	HK$5.26 HK$3.42 HK$2.29 HK$1.58 View HK$1.39 HK$1.27 HK$1.18 HK$1.11 HK$1.04	Min.: 1 Mult.: 1
LED Lighting Driver ICs White LED driver wit h I2C compatible in LM27966SQ/NOPB Texas Instruments 1: HK$26.80 1,879Expected 23/11/2026	Mfr. Part No. LM27966SQ/NOPB Mouser Part No 926-LM27966SQ/NOPB	Texas Instruments	LED Lighting Driver ICs White LED driver wit h I2C compatible in	Datasheet	1,879Expected 23/11/2026	Cut Tape HK$26.80 HK$20.14 HK$18.41 HK$16.60 View Reel HK$14.71 HK$15.70 HK$15.45 HK$14.71 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
LED Lighting Driver ICs Funlight Led Driver A 926-LP3943ISQX/NOP A 926-LP3943ISQX/NOPB LP3943ISQ/NOPB Texas Instruments 1: HK$28.28 1,965On Order	Mfr. Part No. LP3943ISQ/NOPB Mouser Part No 926-LP3943ISQ/NOPB	Texas Instruments	LED Lighting Driver ICs Funlight Led Driver A 926-LP3943ISQX/NOP A 926-LP3943ISQX/NOPB	Datasheet	1,965On Order	Cut Tape HK$28.28 HK$21.13 HK$19.40 HK$17.43 Reel HK$14.63 View HK$16.52 HK$16.19 HK$13.97 HK$13.89 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Single Colour LEDs 4x4mm RA Red PLCC2 AA4040LSURCKT-AMT Kingbright 1: HK$6.74 5,219Expected 9/11/2026	Mfr. Part No. AA4040LSURCKT-AMT Mouser Part No 604-AA4040LSURCKTAMT	Kingbright	Single Colour LEDs 4x4mm RA Red PLCC2 Learn More about Kingbright high temperature leds	Datasheet	5,219Expected 9/11/2026	Cut Tape HK$6.74 HK$4.72 HK$3.46 Reel HK$2.95 HK$2.61 View HK$2.43 HK$2.38 HK$2.25 HK$2.20 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs 4x4mm RA Yellow PLCC2 AA4040LSYCKT/J3-AMT Kingbright 1: HK$8.06 1,497Expected 23/11/2026	Mfr. Part No. AA4040LSYCKT/J3-AMT Mouser Part No 604-AA4040LSYCKTJ3AM	Kingbright	Single Colour LEDs 4x4mm RA Yellow PLCC2 Learn More about Kingbright high temperature leds	Datasheet	1,497Expected 23/11/2026	Cut Tape HK$8.06 HK$5.65 HK$4.17 Reel HK$3.36 HK$3.18 View HK$3.05 HK$2.98 HK$2.89 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs GREEN WATER CLEAR AA4040SGC Kingbright 1: HK$4.60 2,000Expected 23/11/2026	Mfr. Part No. AA4040SGC Mouser Part No 604-AA4040SGC	Kingbright	Single Colour LEDs GREEN WATER CLEAR	Datasheet	2,000Expected 23/11/2026	Cut Tape HK$4.60 HK$3.17 HK$2.29 Reel HK$1.93 HK$1.78 View HK$1.56 HK$1.52 HK$1.48 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs AA4040SYSK/J3 Kingbright 1: HK$7.56 2,500Expected 7/12/2026	Mfr. Part No. AA4040SYSK/J3 Mouser Part No 604-AA4040SYSK/J3	Kingbright	Single Colour LEDs Learn More about Kingbright aa4040 smd leds	Datasheet	2,500Expected 7/12/2026	Cut Tape HK$7.56 HK$5.27 HK$3.88 Reel HK$3.26 HK$2.95 View HK$2.76 HK$2.69 HK$2.63 HK$2.54 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Green Water Clear 525nm 1200mcd AA4040ZGS/G Kingbright 1: HK$8.71 2,750On Order	Mfr. Part No. AA4040ZGS/G Mouser Part No 604-AA4040ZGS/G	Kingbright	Single Colour LEDs Green Water Clear 525nm 1200mcd Learn More about Kingbright aa4040 smd leds	Datasheet	2,750On Order On Order Ship Dates Mfr. No: AA4040ZGS/G Stock: 0 On Order: 750 Pending 2,000 Expected 9/11/2026 Factory Lead Time: 10 Weeks	Cut Tape HK$8.71 HK$6.12 HK$4.54 Reel HK$3.82 HK$3.47 View HK$3.26 HK$3.18	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Yel Diffused 588nm 15mcd 60deg angle WP115A10YD Kingbright 1: HK$2.14 5,321On Order	Mfr. Part No. WP115A10YD Mouser Part No 604-WP115A10YD	Kingbright	Single Colour LEDs Yel Diffused 588nm 15mcd 60deg angle	Datasheet	5,321On Order On Order Ship Dates Mfr. No: WP115A10YD Stock: 0 On Order: 1,321 Expected 16/11/2026 4,000 Expected 23/11/2026 Factory Lead Time: 6 Weeks	HK$2.14 HK$1.48 HK$1.04 HK$1.00 View HK$0.806 HK$0.756 HK$0.649 HK$0.608 HK$0.567	Min.: 1 Mult.: 1
Multi-Colour LEDs Red Yellow 625 588nm Diffused 50 15mcd WP115VEYW Kingbright 1: HK$5.01 2,000Expected 16/11/2026	Mfr. Part No. WP115VEYW Mouser Part No 604-WP115VEYW	Kingbright	Multi-Colour LEDs Red Yellow 625 588nm Diffused 50 15mcd	Datasheet	2,000Expected 16/11/2026	HK$5.01 HK$3.49 HK$2.52 HK$2.09 View HK$1.82 HK$1.77 HK$1.65 HK$1.55 HK$1.45	Min.: 1 Mult.: 1
Solid State Relays - SSRs Solid State Relay G3NA-210B-UTU AC100-240 Omron Automation and Safety 1: HK$547.12 7Expected 11/11/2026	Mfr. Part No. G3NA-210B-UTU AC100-240 Mouser Part No 653-G3NA210BUTAC1240	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay	Datasheet	7Expected 11/11/2026	HK$547.12 HK$516.96 HK$497.39 HK$480.21 View HK$463.69 Quote	Min.: 1 Mult.: 1
Single Colour LEDs 4x4mm RA Yellow PLCC2 AA4040SYCKT/J3-AMT Kingbright 1: HK$8.06 1,944Expected 9/11/2026	Mfr. Part No. AA4040SYCKT/J3-AMT Mouser Part No 604-AA4040SYCKTJ3AMT	Kingbright	Single Colour LEDs 4x4mm RA Yellow PLCC2 Learn More about Kingbright high temperature leds	Datasheet	1,944Expected 9/11/2026	Cut Tape HK$8.06 HK$5.65 HK$4.17 Reel HK$3.50 HK$3.17 View HK$2.98 HK$2.90 HK$2.76 HK$2.70 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs GREEN GRN DIFF LENS 2.5mm PITCH SLR-332MG3F ROHM Semiconductor 1: HK$4.44 5,926Expected 9/2/2027	Mfr. Part No. SLR-332MG3F Mouser Part No 755-SLR-332MG3F	ROHM Semiconductor	Single Colour LEDs GREEN GRN DIFF LENS 2.5mm PITCH Learn More about ROHM Semiconductor rohm optoelectronics	Datasheet	5,926Expected 9/2/2027	HK$4.44 HK$3.02 HK$2.18 HK$1.79 View HK$1.67 HK$1.55 HK$1.41 HK$1.36 HK$1.27	Min.: 1 Mult.: 1
Single Colour LEDs RED RED CLEAR LENS 2.5mm PITCH SLR-332VC3F ROHM Semiconductor 1: HK$4.69 3,997On Order	Mfr. Part No. SLR-332VC3F Mouser Part No 755-SLR-332VC3F	ROHM Semiconductor	Single Colour LEDs RED RED CLEAR LENS 2.5mm PITCH Learn More about ROHM Semiconductor rohm optoelectronics	Datasheet	3,997On Order On Order Ship Dates Mfr. No: SLR-332VC3F Stock: 0 On Order: 1,997 Expected 8/12/2026 2,000 Expected 28/12/2026 Factory Lead Time: 17 Weeks	HK$4.69 HK$3.17 HK$2.22 HK$1.84 View HK$1.71 HK$1.60 HK$1.49 HK$1.38 HK$1.27	Min.: 1 Mult.: 1
Single Colour LEDs 3.2mm2.5mm RED DIFF SLR-332VRT32 ROHM Semiconductor 1: HK$5.34 1,979Expected 28/12/2026	Mfr. Part No. SLR-332VRT32 Mouser Part No 755-SLR-332VRT32	ROHM Semiconductor	Single Colour LEDs 3.2mm2.5mm RED DIFF Learn More about ROHM Semiconductor rohm optoelectronics	Datasheet	1,979Expected 28/12/2026	Cut Tape HK$5.34 HK$3.67 HK$2.64 HK$2.00 Reel HK$1.56 View HK$1.83 HK$1.41 HK$1.30	Min.: 1 Mult.: 1 : 2,000
Single Colour LEDs 3.2mm2.5mm GRN CLR ROHM Semiconductor SLR-332MCT32 SLR-332MCT32 ROHM Semiconductor 1: HK$6.58 2,000Expected 24/12/2026	Mfr. Part No. SLR-332MCT32 Mouser Part No 755-SLR-332MCT32	ROHM Semiconductor	Single Colour LEDs 3.2mm2.5mm GRN CLR Learn More about ROHM Semiconductor rohm optoelectronics	Datasheet	2,000Expected 24/12/2026	Cut Tape HK$6.58 HK$4.31 HK$2.89 HK$2.00 Reel HK$1.51 View HK$1.83 HK$1.37 HK$1.26	Min.: 1 Mult.: 1 : 2,000
Solid State Relays - SSRs Solid State Relay RoHS G3NA-450B-UTU-2DC5-24 Omron Automation and Safety 1: HK$1,255.03 154Factory Stock Available	Mfr. Part No. G3NA-450B-UTU-2DC5-24 Mouser Part No 653-3NA450BUTU2DC524	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay RoHS	Datasheet	154Factory Stock Available More Info Available	HK$1,255.03 HK$1,117.59 HK$1,064.90 HK$1,030.54 View Quote	Min.: 1 Mult.: 1
Single Colour LEDs LA A67F LA A67F-AACA-24-1 ams OSRAM 1: HK$6.08 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. LA A67F-AACA-24-1 Mouser Part No 720-LAA67FA9931	ams OSRAM	Single Colour LEDs LA A67F	Datasheet	Non-Stocked Lead-Time 8 Weeks	Cut Tape HK$6.08 HK$4.09 HK$2.90 HK$2.40 Reel HK$1.95 View HK$2.30 HK$1.57 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Single Colour LEDs RED SMD LED SIDELED Q65112A9481 ams OSRAM 1: HK$6.00 Non-Stocked Lead-Time 8 Weeks New At Mouser	Mfr. Part No. Q65112A9481 Mouser Part No 720-Q65112A9481 New At Mouser	ams OSRAM	Single Colour LEDs RED SMD LED SIDELED	Datasheet	Non-Stocked Lead-Time 8 Weeks	Cut Tape HK$6.00 HK$4.08 HK$2.89 HK$2.39 Reel HK$2.06 View HK$2.19 HK$1.91 HK$1.78 HK$1.64	Min.: 1 Mult.: 1 : 2,000