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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 Red 635nm 40mcd 20mA SSL-LX3054LID Lumex 1: $0.429 1,570In Stock	Mfr. Part # SSL-LX3054LID Mouser Part # 696-SSL-LX3054LID	Lumex	Single Color LEDs Red 635nm 40mcd 20mA	Datasheet	1,570In Stock	$0.429 $0.289 $0.204 $0.165 View $0.152 $0.14 $0.129 $0.114 $0.107	Min.: 1 Mult.: 1
Single Color LEDs Yellow 590nm 250mcd 20mA SSL-LX3054SYD Lumex 1: $0.676 2,798In Stock	Mfr. Part # SSL-LX3054SYD Mouser Part # 696-SSL-LX3054SYD	Lumex	Single Color LEDs Yellow 590nm 250mcd 20mA	Datasheet	2,798In Stock	$0.676 $0.467 $0.335 $0.259 View $0.239 $0.213 $0.203 $0.187	Min.: 1 Mult.: 1
Single Color LEDs Blue 470nm 80mcd 20mA SSL-LX3054USBD Lumex 1: $2.16 891In Stock	Mfr. Part # SSL-LX3054USBD Mouser Part # 696-SSL-LX3054USBD	Lumex	Single Color LEDs Blue 470nm 80mcd 20mA	Datasheet	891In Stock	$2.16 $1.47 $1.11 $0.959 View $0.887 $0.858 $0.823 $0.785 Quote	Min.: 1 Mult.: 1
Single Color LEDs Yellow 585nm 30mcd 20mA SSL-LX3054YD Lumex 1: $0.468 1,964In Stock	Mfr. Part # SSL-LX3054YD Mouser Part # 696-SSL-LX3054YD	Lumex	Single Color LEDs Yellow 585nm 30mcd 20mA	Datasheet	1,964In Stock	$0.468 $0.319 $0.226 $0.19 View $0.173 $0.161 $0.143 $0.135 $0.126	Min.: 1 Mult.: 1
Multi-Color LEDs Green/Yellow Milky White SSL-LX3059GYW Lumex 1: $0.793 2,316In Stock 5,000Expected 11/30/2026	Mfr. Part # SSL-LX3059GYW Mouser Part # 696-SSL-LX3059GYW	Lumex	Multi-Color LEDs Green/Yellow Milky White	Datasheet	2,316In Stock 5,000Expected 11/30/2026	$0.793 $0.546 $0.394 $0.324 View $0.282 $0.261 $0.248 $0.234	Min.: 1 Mult.: 1
Multi-Color LEDs Red/Green Milky White SSL-LX3059IGW Lumex 1: $0.728 2,719In Stock 20,000Expected 11/25/2026	Mfr. Part # SSL-LX3059IGW Mouser Part # 696-SSL-LX3059IGW	Lumex	Multi-Color LEDs Red/Green Milky White	Datasheet	2,719In Stock 20,000Expected 11/25/2026	$0.728 $0.503 $0.363 $0.298 View $0.259 $0.239 $0.226 $0.213	Min.: 1 Mult.: 1
Single Color LEDs Red 635nm 50mcd 12mA SSL-LX3054IT-12V Lumex 1: $0.793 5,445In Stock	Mfr. Part # SSL-LX3054IT-12V Mouser Part # 696-SSLLX3054IT12V	Lumex	Single Color LEDs Red 635nm 50mcd 12mA	Datasheet	5,445In Stock	$0.793 $0.547 $0.395 $0.328 View $0.304 $0.285 $0.264 $0.243 $0.225	Min.: 1 Mult.: 1
Multi-Color LEDs LED Thru-Hole 3mm Bi-Color HE Red/Grn 3BC-3-F Bivar 1: $1.00 799In Stock	Mfr. Part # 3BC-3-F Mouser Part # 749-3BC-3-F	Bivar	Multi-Color LEDs LED Thru-Hole 3mm Bi-Color HE Red/Grn	Datasheet	799In Stock	$1.00 $0.692 $0.503 $0.417 View $0.367 $0.341 $0.324 $0.307	Min.: 1 Mult.: 1
Multi-Color LEDs LED Thru-Hole 3mm Bi-Color HE Red/Yel 3BC-3-R/Y-F Bivar 1: $1.07 799In Stock	Mfr. Part # 3BC-3-R/Y-F Mouser Part # 749-3BC-3-R/Y-F	Bivar	Multi-Color LEDs LED Thru-Hole 3mm Bi-Color HE Red/Yel	Datasheet	799In Stock	$1.07 $0.718 $0.508 $0.42 View $0.386 $0.361 $0.298 $0.29	Min.: 1 Mult.: 1
Multi-Color LEDs LED Thru-Hole 3mm Bi-Color Yel/Grn 3BC-3-Y/G-F Bivar 1: $1.07 1,261In Stock	Mfr. Part # 3BC-3-Y/G-F Mouser Part # 749-3BC-3-Y/G-F	Bivar	Multi-Color LEDs LED Thru-Hole 3mm Bi-Color Yel/Grn	Datasheet	1,261In Stock	$1.07 $0.718 $0.556 $0.542 View $0.488 $0.352 $0.298	Min.: 1 Mult.: 1
Single Color LEDs LED PMI SSL-LX30S54YD Lumex 1: $0.728 395In Stock	Mfr. Part # SSL-LX30S54YD Mouser Part # 696-SSL-LX30S54YD	Lumex	Single Color LEDs LED PMI	Datasheet	395In Stock	$0.728 $0.478 $0.32 $0.229 View $0.194 $0.187 $0.176 $0.165 $0.151	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: $1.96 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 $1.96 $1.55 $1.15 Reel $0.987 $0.932 View $0.887 $0.848 $0.732 MouseReel Available	Min.: 1 Mult.: 1 : 500
Infrared Emitters Emitter Clear 940nm LTE-209 LITEON 1: $0.832 36,109Expected 11/25/2026	Mfr. Part # LTE-209 Mouser Part # 859-LTE-209	LITEON	Infrared Emitters Emitter Clear 940nm Learn More about LITEON ir leds	Datasheet	36,109Expected 11/25/2026	$0.832 $0.541 $0.361 $0.25 View $0.22 $0.202 $0.186 $0.176 $0.165	Min.: 1 Mult.: 1
LED Lighting Driver ICs Funlight Led Driver A 926-LP3943ISQX/NOP A 926-LP3943ISQX/NOPB LP3943ISQ/NOPB Texas Instruments 1: $4.42 1,990Expected 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	1,990Expected 11/2/2026	Cut Tape $4.42 $3.30 $3.03 $2.72 Reel $2.39 View $2.57 $2.52 $2.26 $2.24 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Single Color LEDs 4x4mm RA Red PLCC2 AA4040LSURCKT-AMT Kingbright 1: $1.07 5,219Expected 11/12/2026	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 11/12/2026	Cut Tape $1.07 $0.746 $0.547 Reel $0.467 $0.412 View $0.385 $0.376 $0.356 $0.348 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Color LEDs 4x4mm RA Yellow PLCC2 AA4040LSYCKT/J3-AMT Kingbright 1: $1.27 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 $1.27 $0.893 $0.659 Reel $0.532 $0.503 View $0.482 $0.472 $0.456 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Color LEDs AA4040SYSK/J3 Kingbright 1: $1.20 2,500Expected 12/28/2026	Mfr. Part # AA4040SYSK/J3 Mouser Part # 604-AA4040SYSK/J3	Kingbright	Single Color LEDs Learn More about Kingbright aa4040 smd leds	Datasheet	2,500Expected 12/28/2026	Cut Tape $1.20 $0.833 $0.614 Reel $0.515 $0.467 View $0.437 $0.425 $0.416 $0.402 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Color LEDs Green Water Clear 525nm 1200mcd AA4040ZGS/G Kingbright 1: $1.38 3,000On 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	3,000On Order On Order Ship Dates Mfr. #: AA4040ZGS/G Stock: 0 On Order: 1,000 Expected 10/29/2026 2,000 Expected 11/12/2026 Factory Lead-Time: 10 Weeks	Cut Tape $1.38 $0.967 $0.718 Reel $0.605 $0.549 View $0.515 $0.503	Min.: 1 Mult.: 1 : 500
Single Color LEDs Yel Diffused 588nm 15mcd 60deg angle WP115A10YD Kingbright 1: $0.338 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 11/23/2026 4,000 Expected 11/27/2026 Factory Lead-Time: 7 Weeks	$0.338 $0.234 $0.165 $0.159 View $0.127 $0.12 $0.103 $0.096 $0.09	Min.: 1 Mult.: 1
Multi-Color LEDs Red Yellow 625 588nm Diffused 50 15mcd WP115VEYW Kingbright 1: $0.793 1,974Expected 11/19/2026	Mfr. Part # WP115VEYW Mouser Part # 604-WP115VEYW	Kingbright	Multi-Color LEDs Red Yellow 625 588nm Diffused 50 15mcd	Datasheet	1,974Expected 11/19/2026	$0.793 $0.551 $0.399 $0.33 View $0.289 $0.28 $0.261 $0.246 $0.23	Min.: 1 Mult.: 1
Photoelectric Sensors Fixed Field ; Range: 10 mm; Input 10-30 V dc ; Output: LO (Light Operate), 1 NPN ; 2 m (6.5 ft) Cable Q2FAN2FF10-2M Banner Engineering 1: $148.20 3Expected 10/26/2026 New Product	Mfr. Part # Q2FAN2FF10-2M Mouser Part # 778-Q2FAN2FF10-2M New Product	Banner Engineering	Photoelectric Sensors Fixed Field ; Range: 10 mm; Input 10-30 V dc ; Output: LO (Light Operate), 1 NPN ; 2 m (6.5 ft) Cable Learn More about Banner Engineering banner q2f photoelectric sensors	Datasheet	3Expected 10/26/2026	$148.20	Min.: 1 Mult.: 1
Photoelectric Sensors Fixed Field ; Range: 15 mm; Input 10-30 V dc ; Output: LO (Light Operate), 1 NPN ; 150 mm (6 in) 4-pin M8 Pigtail QD Q2FAN2FF15-Q Banner Engineering 1: $148.20 3Expected 10/26/2026 New Product	Mfr. Part # Q2FAN2FF15-Q Mouser Part # 778-Q2FAN2FF15-Q New Product	Banner Engineering	Photoelectric Sensors Fixed Field ; Range: 15 mm; Input 10-30 V dc ; Output: LO (Light Operate), 1 NPN ; 150 mm (6 in) 4-pin M8 Pigtail QD Learn More about Banner Engineering banner q2f photoelectric sensors	Datasheet	3Expected 10/26/2026	$148.20	Min.: 1 Mult.: 1
Photoelectric Sensors Fixed Field ; Range: 15 mm; Input 10-30 V dc ; Output: LO (Light Operate), 1 NPN ; 150 mm (6 in) 4-pin M12 Pigtail QD Q2FAN2FF15-Q5 Banner Engineering 1: $148.20 3Expected 10/26/2026 New Product	Mfr. Part # Q2FAN2FF15-Q5 Mouser Part # 778-Q2FAN2FF15-Q5 New Product	Banner Engineering	Photoelectric Sensors Fixed Field ; Range: 15 mm; Input 10-30 V dc ; Output: LO (Light Operate), 1 NPN ; 150 mm (6 in) 4-pin M12 Pigtail QD Learn More about Banner Engineering banner q2f photoelectric sensors	Datasheet	3Expected 10/26/2026	$148.20	Min.: 1 Mult.: 1
Photoelectric Sensors Fixed Field ; Range: 30 mm; Input 10-30 V dc ; Output: LO (Light Operate), 1 NPN ; 2 m (6.5 ft) Cable Q2FAN2FF30-2M Banner Engineering 1: $148.20 3Expected 11/13/2026 New Product	Mfr. Part # Q2FAN2FF30-2M Mouser Part # 778-Q2FAN2FF30-2M New Product	Banner Engineering	Photoelectric Sensors Fixed Field ; Range: 30 mm; Input 10-30 V dc ; Output: LO (Light Operate), 1 NPN ; 2 m (6.5 ft) Cable Learn More about Banner Engineering banner q2f photoelectric sensors	Datasheet	3Expected 11/13/2026	$148.20	Min.: 1 Mult.: 1