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4 mm Optoelectronics

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Single Color LEDs LED PMI SSL-LX3034GD Lumex 1: $0.31 4,443In Stock	Mfr. Part # SSL-LX3034GD Mouser Part # 696-SSL-LX3034GD	Lumex	Single Color LEDs LED PMI	Datasheet	4,443In Stock	$0.31 $0.212 $0.15 $0.121 View $0.106 $0.079 $0.074	Min.: 1 Mult.: 1
Single Color LEDs LED PMI SSL-LX30S54YD Lumex 1: $0.56 395In Stock	Mfr. Part # SSL-LX30S54YD Mouser Part # 696-SSL-LX30S54YD	Lumex	Single Color LEDs LED PMI	Datasheet	395In Stock	$0.56 $0.368 $0.246 $0.176 View $0.149 $0.144 $0.135 $0.127 $0.116	Min.: 1 Mult.: 1
Single Color LEDs AllnGaP 204-10SURT/S530-A3 Everlight Restricted Availability	Mfr. Part # 204-10SURT/S530-A3 Mouser Part # 638-20410SURTS530A3	Everlight	Single Color LEDs AllnGaP Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability
Multi-Color LEDs 4x4mm RA Red/Green PLCC2 AA4040R3G2CT/R-10MAT Kingbright 1: $1.51 A tariff of 22% may be applied if shipping to the United States. Lead-Time 10 Weeks	Mfr. Part # AA4040R3G2CT/R-10MAT Mouser Part # 604-AA4040R3G2CT/R10	Kingbright	Multi-Color LEDs 4x4mm RA Red/Green PLCC2 Learn More about Kingbright high temperature leds	Datasheet	Lead-Time 10 Weeks	Cut Tape $1.51 $1.19 $0.888 Reel $0.759 $0.717 View $0.682 $0.652 $0.563 MouseReel Available A tariff of 22% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 500
LED Lighting Driver ICs White LED driver wit h I2C compatible in LM27966SQ/NOPB Texas Instruments 1: $3.26 1,879Expected 2/15/2027	Mfr. Part # LM27966SQ/NOPB Mouser Part # 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 $3.26 $2.45 $2.24 $2.02 Reel $1.78 View $1.91 $1.88 $1.70 $1.67 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
LCD Drivers Dual Output (Bipolar SIMO Regulator A 59 A 595-TPS65132WRVCT TPS65132WRVCR Texas Instruments 1: $2.14 3,000Expected 3/15/2027	Mfr. Part # TPS65132WRVCR Mouser Part # 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 3/15/2027	Cut Tape $2.14 $1.59 $1.45 $1.32 Reel $1.07 View $1.24 $1.20 $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Infrared Emitters Emitter Clear 940nm LTE-209 LITEON 1: $0.64 A tariff of 30% may be applied if shipping to the United States. 36,109On Order	Mfr. Part # LTE-209 Mouser Part # 859-LTE-209	LITEON	Infrared Emitters Emitter Clear 940nm Learn More about LITEON ir leds	Datasheet	36,109On Order On Order Ship Dates Mfr. #: LTE-209 Stock: 0 On Order: 5,109 Expected 11/16/2026 31,000 Expected 11/25/2026 Factory Lead-Time: 26 Weeks	$0.64 $0.416 $0.278 $0.192 View $0.169 $0.155 $0.143 $0.135 $0.127 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
LED Lighting Driver ICs Funlight Led Driver A 926-LP3943ISQX/NOP A 926-LP3943ISQX/NOPB LP3943ISQ/NOPB Texas Instruments 1: $3.40 1,965Expected 11/2/2026	Mfr. Part # LP3943ISQ/NOPB Mouser Part # 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 $3.40 $2.54 $2.33 $2.09 Reel $1.84 View $1.98 $1.94 $1.74 $1.72 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Single Color LEDs 4x4mm RA Red PLCC2 AA4040LSURCKT-AMT Kingbright 1: $0.82 A tariff of 22% may be applied if shipping to the United States. 5,219Expected 11/9/2026	Mfr. Part # AA4040LSURCKT-AMT Mouser Part # 604-AA4040LSURCKTAMT	Kingbright	Single Color LEDs 4x4mm RA Red PLCC2 Learn More about Kingbright high temperature leds	Datasheet	5,219Expected 11/9/2026	Cut Tape $0.82 $0.574 $0.421 Reel $0.359 $0.317 View $0.296 $0.289 $0.274 $0.268 MouseReel Available A tariff of 22% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 500
Single Color LEDs 4x4mm RA Yellow PLCC2 AA4040LSYCKT/J3-AMT Kingbright 1: $0.98 A tariff of 22% may be applied if shipping to the United States. 1,497Expected 11/23/2026	Mfr. Part # AA4040LSYCKT/J3-AMT Mouser Part # 604-AA4040LSYCKTJ3AM	Kingbright	Single Color LEDs 4x4mm RA Yellow PLCC2 Learn More about Kingbright high temperature leds	Datasheet	1,497Expected 11/23/2026	Cut Tape $0.98 $0.687 $0.507 Reel $0.409 $0.387 View $0.371 $0.363 $0.351 MouseReel Available A tariff of 22% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 500
Single Color LEDs GREEN WATER CLEAR AA4040SGC Kingbright 1: $0.56 A tariff of 22% may be applied if shipping to the United States. 2,000Expected 11/23/2026	Mfr. Part # AA4040SGC Mouser Part # 604-AA4040SGC	Kingbright	Single Color LEDs GREEN WATER CLEAR	Datasheet	2,000Expected 11/23/2026	Cut Tape $0.56 $0.386 $0.279 Reel $0.235 $0.216 View $0.19 $0.185 $0.18 MouseReel Available A tariff of 22% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 500
Single Color LEDs AA4040SYSK/J3 Kingbright 1: $0.92 A tariff of 22% may be applied if shipping to the United States. 2,500Expected 11/30/2026	Mfr. Part # AA4040SYSK/J3 Mouser Part # 604-AA4040SYSK/J3	Kingbright	Single Color LEDs Learn More about Kingbright aa4040 smd leds	Datasheet	2,500Expected 11/30/2026	Cut Tape $0.92 $0.641 $0.472 Reel $0.396 $0.359 View $0.336 $0.327 $0.32 $0.309 MouseReel Available A tariff of 22% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 500
Single Color LEDs Green Water Clear 525nm 1200mcd AA4040ZGS/G Kingbright 1: $1.06 A tariff of 22% may be applied if shipping to the United States. 2,750On Order	Mfr. Part # AA4040ZGS/G Mouser Part # 604-AA4040ZGS/G	Kingbright	Single Color LEDs Green Water Clear 525nm 1200mcd Learn More about Kingbright aa4040 smd leds	Datasheet	2,750On Order On Order Ship Dates Mfr. #: AA4040ZGS/G Stock: 0 On Order: 750 Expected 10/29/2026 2,000 Expected 11/9/2026 Factory Lead-Time: 10 Weeks	Cut Tape $1.06 $0.744 $0.552 Reel $0.465 $0.422 View $0.396 $0.387 A tariff of 22% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 500
Single Color LEDs Yel Diffused 588nm 15mcd 60deg angle WP115A10YD Kingbright 1: $0.26 A tariff of 22% may be applied if shipping to the United States. 5,321On Order	Mfr. Part # WP115A10YD Mouser Part # 604-WP115A10YD	Kingbright	Single Color LEDs Yel Diffused 588nm 15mcd 60deg angle	Datasheet	5,321On Order On Order Ship Dates Mfr. #: WP115A10YD Stock: 0 On Order: 1,321 Expected 11/16/2026 4,000 Expected 11/23/2026 Factory Lead-Time: 6 Weeks	$0.26 $0.18 $0.127 $0.122 View $0.098 $0.092 $0.079 $0.074 $0.069 A tariff of 22% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Multi-Color LEDs Red Yellow 625 588nm Diffused 50 15mcd WP115VEYW Kingbright 1: $0.61 A tariff of 22% may be applied if shipping to the United States. 2,000Expected 11/19/2026	Mfr. Part # WP115VEYW Mouser Part # 604-WP115VEYW	Kingbright	Multi-Color LEDs Red Yellow 625 588nm Diffused 50 15mcd	Datasheet	2,000Expected 11/19/2026	$0.61 $0.424 $0.307 $0.254 View $0.222 $0.215 $0.201 $0.189 $0.177 A tariff of 22% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Single Color LEDs Red 625nm Diffused 25mcd WP3A8ID Kingbright 1: $0.24 A tariff of 22% may be applied if shipping to the United States. 31,131On Order	Mfr. Part # WP3A8ID Mouser Part # 604-WP3A8ID	Kingbright	Single Color LEDs Red 625nm Diffused 25mcd	Datasheet	31,131On Order On Order Ship Dates Mfr. #: WP3A8ID Stock: 0 On Order: 12,131 Expected 10/29/2026 19,000 Expected 12/22/2026 Factory Lead-Time: 8 Weeks	$0.24 $0.164 $0.115 $0.092 View $0.084 $0.078 $0.069 $0.066 $0.061 A tariff of 22% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Solid State Relays - SSRs Solid State Relay G3NA-210B-UTU AC100-240 Omron Automation and Safety 1: $66.56 7Expected 11/11/2026	Mfr. Part # G3NA-210B-UTU AC100-240 Mouser Part # 653-G3NA210BUTAC1240	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay	Datasheet	7Expected 11/11/2026	$66.56 $62.89 $60.51 $58.42 View $56.41 Quote	Min.: 1 Mult.: 1
Single Color LEDs 4x4mm RA Yellow PLCC2 AA4040SYCKT/J3-AMT Kingbright 1: $0.98 A tariff of 22% may be applied if shipping to the United States. 1,944Expected 11/9/2026	Mfr. Part # AA4040SYCKT/J3-AMT Mouser Part # 604-AA4040SYCKTJ3AMT	Kingbright	Single Color LEDs 4x4mm RA Yellow PLCC2 Learn More about Kingbright high temperature leds	Datasheet	1,944Expected 11/9/2026	Cut Tape $0.98 $0.687 $0.507 Reel $0.426 $0.386 View $0.362 $0.353 $0.336 $0.329 MouseReel Available A tariff of 22% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 500
Single Color LEDs GREEN GRN DIFF LENS 2.5mm PITCH SLR-332MG3F ROHM Semiconductor 1: $0.54 5,926Expected 2/9/2027	Mfr. Part # SLR-332MG3F Mouser Part # 755-SLR-332MG3F	ROHM Semiconductor	Single Color LEDs GREEN GRN DIFF LENS 2.5mm PITCH Learn More about ROHM Semiconductor rohm optoelectronics	Datasheet	5,926Expected 2/9/2027	$0.54 $0.368 $0.265 $0.218 View $0.203 $0.189 $0.172 $0.165 $0.155	Min.: 1 Mult.: 1
Single Color LEDs RED RED CLEAR LENS 2.5mm PITCH SLR-332VC3F ROHM Semiconductor 1: $0.57 3,997On Order	Mfr. Part # SLR-332VC3F Mouser Part # 755-SLR-332VC3F	ROHM Semiconductor	Single Color LEDs RED RED CLEAR LENS 2.5mm PITCH Learn More about ROHM Semiconductor rohm optoelectronics	Datasheet	3,997On Order On Order Ship Dates Mfr. #: SLR-332VC3F Stock: 0 On Order: 1,997 Expected 12/8/2026 2,000 Expected 12/28/2026 Factory Lead-Time: 17 Weeks	$0.57 $0.386 $0.27 $0.224 View $0.208 $0.195 $0.181 $0.168 $0.155	Min.: 1 Mult.: 1
Single Color LEDs 3.2mm2.5mm RED DIFF SLR-332VRT32 ROHM Semiconductor 1: $0.65 1,979Expected 12/28/2026	Mfr. Part # SLR-332VRT32 Mouser Part # 755-SLR-332VRT32	ROHM Semiconductor	Single Color LEDs 3.2mm2.5mm RED DIFF Learn More about ROHM Semiconductor rohm optoelectronics	Datasheet	1,979Expected 12/28/2026	Cut Tape $0.65 $0.447 $0.321 $0.243 Reel $0.19 View $0.223 $0.172 $0.158	Min.: 1 Mult.: 1 : 2,000
Single Color LEDs 3.2mm2.5mm GRN CLR ROHM Semiconductor SLR-332MCT32 SLR-332MCT32 ROHM Semiconductor 1: $0.80 2,000Expected 12/24/2026	Mfr. Part # SLR-332MCT32 Mouser Part # 755-SLR-332MCT32	ROHM Semiconductor	Single Color LEDs 3.2mm2.5mm GRN CLR Learn More about ROHM Semiconductor rohm optoelectronics	Datasheet	2,000Expected 12/24/2026	Cut Tape $0.80 $0.524 $0.351 $0.243 Reel $0.184 View $0.223 $0.167 $0.153	Min.: 1 Mult.: 1 : 2,000
Solid State Relays - SSRs Solid State Relay RoHS G3NA-450B-UTU-2DC5-24 Omron Automation and Safety 1: $152.68 154Factory Stock Available	Mfr. Part # G3NA-450B-UTU-2DC5-24 Mouser Part # 653-3NA450BUTU2DC524	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay RoHS	Datasheet	154Factory Stock Available More Info Available	$152.68 $135.96 $129.55 $125.37 View Quote	Min.: 1 Mult.: 1
Single Color LEDs LA A67F LA A67F-AACA-24-1 ams OSRAM 1: $0.74 A tariff of 22% may be applied if shipping to the United States. Non-Stocked Lead-Time 8 Weeks	Mfr. Part # LA A67F-AACA-24-1 Mouser Part # 720-LAA67FA9931	ams OSRAM	Single Color LEDs LA A67F	Datasheet	Non-Stocked Lead-Time 8 Weeks	Cut Tape $0.74 $0.497 $0.353 $0.292 Reel $0.237 View $0.28 $0.191 MouseReel Available A tariff of 22% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 2,000
Single Color LEDs RED SMD LED SIDELED Q65112A9481 ams OSRAM 1: $0.73 A tariff of 22% may be applied if shipping to the United States. Non-Stocked Lead-Time 8 Weeks New At Mouser	Mfr. Part # Q65112A9481 Mouser Part # 720-Q65112A9481 New At Mouser	ams OSRAM	Single Color LEDs RED SMD LED SIDELED	Datasheet	Non-Stocked Lead-Time 8 Weeks	Cut Tape $0.73 $0.496 $0.352 $0.291 Reel $0.251 View $0.267 $0.232 $0.217 $0.20 A tariff of 22% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 2,000