4 mm Optoelectronics

Results: 277
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS
LITEON Single Color LEDs Ylw/ Diffused 587-594.5nm520mcd 7,219In Stock
$0.806
$0.43
$0.211
$0.178
Min.: 1
Mult.: 1
LITEON Single Color LEDs Ylw/ Diffused 587-594.5nm680mcd 8,738In Stock
$0.806
$0.43
$0.205
$0.185
Min.: 1
Mult.: 1
ams OSRAM Single Color LEDs YELLW SMD LED SIDELED 5,990In Stock
Cut Tape
$0.949
$0.645
$0.458
$0.378
Reel
$0.326
Min.: 1
Mult.: 1
: 2,000
Analog Devices LED Lighting Driver ICs Charge Pump based Backlight Controller
1,433In Stock
Cut Tape
$2.80
$2.73
$2.68
$2.63
Min.: 1
Mult.: 1
Max.: 1,146
Analog Devices LED Lighting Driver ICs Charge Pump based Backlight Controller
1,581In Stock
Cut Tape
$6.19
$4.67
$4.29
$3.87
Reel
$3.43
Min.: 1
Mult.: 1
Max.: 1,264
: 1,500
Broadcom / Avago Single Color LEDs MS JD1W Blue 557In Stock
Cut Tape
$6.53
$4.75
$3.65
Reel
$3.17
$2.93
Min.: 1
Mult.: 1
: 500
ROHM Semiconductor Single Color LEDs 3.2mm2.5mm RED CLR 68In Stock
2,000Expected 12/9/2026
Cut Tape
$0.741
$0.502
$0.358
$0.295
Reel
$0.254
Min.: 1
Mult.: 1
: 2,000
ROHM Semiconductor Single Color LEDs 3.2mm2.5mm ORN CLR 2,829In Stock
Cut Tape
$0.741
$0.502
$0.358
$0.295
Reel
$0.254
Min.: 1
Mult.: 1
: 2,000
Omron Automation and Safety Photoelectric Sensors 530mm DIFFUSE D/ON PNP M3 MTG 1In Stock
$241.61
$198.00
$193.64
$188.47
Min.: 1
Mult.: 1
Lumex Multi-Color LEDs Red/Green 636/574nm White Diffused 10,858In Stock
$2.39
$1.38
$0.93
$0.79
Min.: 1
Mult.: 1
Lumileds White LEDs White 4000 K 70-CRI, LUXEON MZ 161In Stock
Cut Tape
$12.17
$9.24
$7.53
Reel
$6.38
Min.: 1
Mult.: 1
: 500
Kingbright Multi-Color LEDs 4.0X4.0MM RA. HIGH TEMP. RED/GREEN SMD LED 1,990In Stock
Cut Tape
$2.25
$1.59
$1.06
Reel
$0.998
$0.922
Min.: 1
Mult.: 1
: 500
Kingbright Single Color LEDs 4.0X4.0MM RA. HIGH TEMP. GREEN SMD LED 1,999In Stock
Cut Tape
$0.923
$0.623
$0.368
Reel
$0.347
$0.312
Min.: 1
Mult.: 1
: 500
Kingbright Single Color LEDs 4.0X4.0MM RA. HIGH TEMP. ORANGE SMD LED 1,990In Stock
Cut Tape
$0.923
$0.623
$0.368
Reel
$0.364
$0.33
Min.: 1
Mult.: 1
: 500
Kingbright Single Color LEDs 4.0X4.0MM RA. HIGH TEMP. GREEN SMD LED 1,990In Stock
Cut Tape
$1.30
$0.907
$0.577
Reel
$0.563
$0.519
Min.: 1
Mult.: 1
: 500
Banner Engineering Photoelectric Sensors Fixed Field ; Range: 30 mm; Input 10-30 V dc ; Output: LO (Light Operate), 1 NPN ; 150 mm (6 in) 4-pin M8 Pigtail QD 3In Stock
$148.20
Min.: 1
Mult.: 1
Banner Engineering Photoelectric Sensors Fixed Field ; Range: 15 mm; Input 10-30 V dc ; Output: LO (Light Operate), 1 PNP ; 150 mm (6 in) 4-pin M12 Pigtail QD 3In Stock
$148.20
Min.: 1
Mult.: 1
Lumex Single Color LEDs LED 328In Stock
$0.611
$0.403
$0.269
$0.192
Min.: 1
Mult.: 1
Lumex Single Color LEDs Orange 630nm 25mcd 20mA 1,668In Stock
$0.559
$0.369
$0.247
$0.177
Min.: 1
Mult.: 1
Lumex Single Color LEDs Green, 565nm 8mcd, 20mA 6,393In Stock
$0.65
$0.424
$0.283
$0.203
Min.: 1
Mult.: 1
Kingbright Single Color LEDs 4x4mm RA Green PLCC2 15,155In Stock
Cut Tape
$1.04
$0.722
$0.514
Reel
$0.381
$0.343
Min.: 1
Mult.: 1
: 500
Kingbright Single Color LEDs Yellow Water Clear 590nm 250mcd 33,416In Stock
Cut Tape
$0.962
$0.658
$0.55
Reel
$0.549
$0.503
$0.265
Min.: 1
Mult.: 1
: 500
Omron Automation and Safety Solid State Relays - SSRs SOLID STATE RELAY TUV Markings 420In Stock
10On Order
$67.24
$63.05
$61.35
$59.24
Min.: 1
Mult.: 1
Analog Devices LED Lighting Driver ICs 9 Channel LED Driver with Charge Pump
8,933In Stock
Cut Tape
$5.20
$3.94
$3.61
$3.26
Reel
$2.80
Min.: 1
Mult.: 1
Max.: 7,146
: 1,500

Diodes Incorporated LED Lighting Driver ICs LED MV Int Switch 76,673In Stock
162,500On Order
Cut Tape
$1.20
$0.84
$0.725
$0.66
Reel
$0.536
Min.: 1
Mult.: 1
Max.: 7,500
: 2,500