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4 mm Opto-electronics

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.
Multi-Colour LEDs LED Thru-Hole 3mm Bi-Color HE Red/Yel 3BC-3-R/Y-F Bivar 1: 0,705 € 799In Stock	Mfr. Part No. 3BC-3-R/Y-F Mouser Part No 749-3BC-3-R/Y-F	Bivar	Multi-Colour LEDs LED Thru-Hole 3mm Bi-Color HE Red/Yel	Datasheet	799In Stock	0,705 € 0,475 € 0,336 € 0,278 € View 0,25 € 0,235 € 0,197 €	Min.: 1 Mult.: 1
Multi-Colour LEDs LED Thru-Hole 3mm Bi-Color Yel/Grn 3BC-3-Y/G-F Bivar 1: 0,705 € 1 261In Stock	Mfr. Part No. 3BC-3-Y/G-F Mouser Part No 749-3BC-3-Y/G-F	Bivar	Multi-Colour LEDs LED Thru-Hole 3mm Bi-Color Yel/Grn	Datasheet	1 261In Stock	0,705 € 0,475 € 0,322 € 0,297 € View 0,279 € 0,229 € 0,197 €	Min.: 1 Mult.: 1
Single Colour LEDs LED PMI SSL-LX3034GD Lumex 1: 0,267 € 4 443In Stock	Mfr. Part No. SSL-LX3034GD Mouser Part No 696-SSL-LX3034GD	Lumex	Single Colour LEDs LED PMI	Datasheet	4 443In Stock	0,267 € 0,182 € 0,129 € 0,104 € View 0,091 € 0,068 € 0,064 €	Min.: 1 Mult.: 1
Single Colour LEDs LED PMI SSL-LX30S54YD Lumex 1: 0,482 € 395In Stock	Mfr. Part No. SSL-LX30S54YD Mouser Part No 696-SSL-LX30S54YD	Lumex	Single Colour LEDs LED PMI	Datasheet	395In Stock	0,482 € 0,316 € 0,212 € 0,151 € View 0,128 € 0,124 € 0,116 € 0,109 € 0,10 €	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
LED Lighting Driver ICs White LED driver wit h I2C compatible in LM27966SQ/NOPB Texas Instruments 1: 2,80 € 1 879Expected 2/15/2027	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 2/15/2027	Cut Tape 2,80 € 2,11 € 1,93 € 1,74 € Reel 1,53 € View 1,64 € 1,62 € 1,46 € 1,44 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000
Infrared Emitters Emitter Clear 940nm LTE-209 LITEON 1: 0,55 € 36 109Expected 11/25/2026	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 109Expected 11/25/2026	0,55 € 0,358 € 0,239 € 0,165 € View 0,145 € 0,133 € 0,123 € 0,116 € 0,109 €	Min.: 1 Mult.: 1
LED Lighting Driver ICs Funlight Led Driver A 926-LP3943ISQX/NOP A 926-LP3943ISQX/NOPB LP3943ISQ/NOPB Texas Instruments 1: 2,92 € 1 965Expected 11/2/2026	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 965Expected 11/2/2026	Cut Tape 2,92 € 2,18 € 2,00 € 1,80 € Reel 1,58 € View 1,70 € 1,67 € 1,50 € 1,48 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000
Single Colour LEDs 4x4mm RA Red PLCC2 AA4040LSURCKT-AMT Kingbright 1: 0,705 € 5 219Expected 11/9/2026	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 11/9/2026	Cut Tape 0,705 € 0,494 € 0,362 € Reel 0,309 € 0,273 € View 0,255 € 0,249 € 0,236 € 0,23 € MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs 4x4mm RA Yellow PLCC2 AA4040LSYCKT/J3-AMT Kingbright 1: 0,843 € 1 497Expected 11/23/2026	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 11/23/2026	Cut Tape 0,843 € 0,591 € 0,436 € Reel 0,352 € 0,333 € View 0,319 € 0,312 € 0,302 € MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs GREEN WATER CLEAR AA4040SGC Kingbright 1: 0,482 € 2 000Expected 11/23/2026	Mfr. Part No. AA4040SGC Mouser Part No 604-AA4040SGC	Kingbright	Single Colour LEDs GREEN WATER CLEAR	Datasheet	2 000Expected 11/23/2026	Cut Tape 0,482 € 0,332 € 0,24 € Reel 0,202 € 0,186 € View 0,163 € 0,159 € 0,155 € MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs AA4040SYSK/J3 Kingbright 1: 0,791 € 2 500Expected 11/30/2026	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 11/30/2026	Cut Tape 0,791 € 0,551 € 0,406 € Reel 0,341 € 0,309 € View 0,289 € 0,281 € 0,275 € 0,266 € MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Green Water Clear 525nm 1200mcd AA4040ZGS/G Kingbright 1: 0,912 € 3 000On 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	3 000On Order On Order Ship Dates Mfr. No: AA4040ZGS/G Stock: 0 On Order: 1 000 Expected 10/29/2026 2 000 Expected 11/9/2026 Factory Lead Time: 10 Weeks	Cut Tape 0,912 € 0,64 € 0,475 € Reel 0,40 € 0,363 € View 0,341 € 0,333 €	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Yel Diffused 588nm 15mcd 60deg angle WP115A10YD Kingbright 1: 0,224 € 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 11/16/2026 4 000 Expected 11/23/2026 Factory Lead Time: 7 Weeks	0,224 € 0,155 € 0,109 € 0,105 € View 0,084 € 0,079 € 0,068 € 0,064 € 0,059 €	Min.: 1 Mult.: 1
Multi-Colour LEDs Red Yellow 625 588nm Diffused 50 15mcd WP115VEYW Kingbright 1: 0,525 € 2 000Expected 11/19/2026	Mfr. Part No. WP115VEYW Mouser Part No 604-WP115VEYW	Kingbright	Multi-Colour LEDs Red Yellow 625 588nm Diffused 50 15mcd	Datasheet	2 000Expected 11/19/2026	0,525 € 0,365 € 0,264 € 0,218 € View 0,191 € 0,185 € 0,173 € 0,163 € 0,152 €	Min.: 1 Mult.: 1
Single Colour LEDs Red 625nm Diffused 25mcd WP3A8ID Kingbright 1: 0,206 € 12 131Expected 10/29/2026	Mfr. Part No. WP3A8ID Mouser Part No 604-WP3A8ID	Kingbright	Single Colour LEDs Red 625nm Diffused 25mcd	Datasheet	12 131Expected 10/29/2026	0,206 € 0,141 € 0,099 € 0,079 € View 0,072 € 0,067 € 0,059 € 0,057 € 0,052 €	Min.: 1 Mult.: 1
Solid State Relays - SSRs Solid State Relay G3NA-210B-UTU AC100-240 Omron Automation and Safety 1: 57,24 € 7On Order	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	7On Order On Order Ship Dates Mfr. No: G3NA-210B-UTU AC100-240 Stock: 0 On Order: 2 Expected 11/3/2026 5 Expected 11/10/2026 Factory Lead Time: 3 Weeks	57,24 € 54,09 € 52,04 € 50,24 € View 48,51 € Quote	Min.: 1 Mult.: 1
Single Colour LEDs 4x4mm RA Yellow PLCC2 AA4040SYCKT/J3-AMT Kingbright 1: 0,843 € 1 944Expected 11/9/2026	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 11/9/2026	Cut Tape 0,843 € 0,591 € 0,436 € Reel 0,366 € 0,332 € View 0,311 € 0,304 € 0,289 € 0,283 € MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs GREEN GRN DIFF LENS 2.5mm PITCH SLR-332MG3F ROHM Semiconductor 1: 0,49 € 5 926Expected 2/9/2027	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 2/9/2027	0,49 € 0,332 € 0,237 € 0,195 € View 0,179 € 0,168 € 0,156 € 0,144 € 0,133 €	Min.: 1 Mult.: 1
Single Colour LEDs RED RED CLEAR LENS 2.5mm PITCH SLR-332VC3F ROHM Semiconductor 1: 0,49 € 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 12/8/2026 2 000 Expected 12/28/2026 Factory Lead Time: 17 Weeks	0,49 € 0,332 € 0,237 € 0,195 € View 0,179 € 0,168 € 0,156 € 0,144 € 0,133 €	Min.: 1 Mult.: 1
Single Colour LEDs 3.2mm2.5mm RED DIFF SLR-332VRT32 ROHM Semiconductor 1: 0,559 € 1 979Expected 12/28/2026	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 12/28/2026	Cut Tape 0,559 € 0,384 € 0,276 € 0,209 € Reel 0,163 € View 0,192 € 0,148 € 0,136 €	Min.: 1 Mult.: 1 : 2 000
Single Colour LEDs 3.2mm2.5mm GRN CLR ROHM Semiconductor SLR-332MCT32 SLR-332MCT32 ROHM Semiconductor 1: 0,688 € 2 000Expected 12/24/2026	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 12/24/2026	Cut Tape 0,688 € 0,451 € 0,302 € 0,209 € Reel 0,158 € View 0,192 € 0,144 € 0,132 €	Min.: 1 Mult.: 1 : 2 000
Solid State Relays - SSRs Solid State Relay RoHS G3NA-450B-UTU-2DC5-24 Omron Automation and Safety 1: 131,30 € Non-Stocked Lead-Time 3 Weeks	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	Non-Stocked Lead-Time 3 Weeks	131,30 € 116,93 € 111,41 € 107,82 € View 107,79 € Quote	Min.: 1 Mult.: 1
Single Colour LEDs LA A67F LA A67F-AACA-24-1 ams OSRAM 1: 0,636 € 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 0,636 € 0,427 € 0,304 € 0,251 € Reel 0,204 € View 0,241 € 0,164 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000
Single Colour LEDs RED SMD LED SIDELED Q65112A9481 ams OSRAM 1: 0,628 € 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 0,628 € 0,427 € 0,303 € 0,25 € Reel 0,216 € View 0,23 € 0,20 € 0,187 € 0,172 €	Min.: 1 Mult.: 1 : 2 000