Red & Infrared LED Chips

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Explore our Red & Infrared LED Emitters across 635nm, 660–670nm, 730–735nm, 810nm, 850nm, and 940nm wavelengths. Available in 0.2W and 0.5W gold wire versions with SMD2835 and SMD5050 packaging, these LED chips are designed for high-efficiency applications including night vision, remote control, photobiomodulation, plant growth, biomedical sensing, and industrial automation. All models feature clear polarity marking and stable performance, ideal for integration into custom optical and lighting systems. Sample and bulk packs available. Lead Time Usually ships within 1–3 business days from local warehouses. Shipping Note This series enjoys our Free Shipping Policy for orders over $399 . HQ Fulfillment (when local stock is unavailable): Standard 9–18 days | Express 5–9 days. Red & Infrared LED Emitters Gold-wire SMD2835 & SMD5050 LED Chips | Spectrum Coverage: 635nm to 940nm | Ideal for Indicators, Therapy, Sensing & More Wavelength Visibility Typical Applications Available Types 635nm Visible Indicators, decorative lighting, signage 635nm LED Chips 660–670nm Visible Photobiomodulation, red light therapy, plant growth 660–670nm LED Chips 730–735nm Near-Infrared (Low Vis.) Photoperiod control, flowering stimulation 730–735nm LED Chips 810nm Near-Infrared (Invisible) Near IR therapy, deep tissue stimulation 810nm LED Chips 850nm Infrared (Invisible) Night vision, surveillance, IR sensors 850nm LED Chips / Sample Pack 940nm Infrared (Invisible) Camera IR filters, remote control, IR imaging 940nm LED Chips / Sample Pack Sample Kits Mixed Development, prototyping, evaluation Request Quote How to Choose: SMD2835 vs SMD5050 in Red / Infrared LED Chips Feature SMD2835 (Single-Chip) SMD5050 (Triple-Chip) LED Structure Each LED contains 1 chip Each LED contains 3 chips Emission Power Stable output, ideal for general IR/red light applications Higher radiant intensity, suitable for high-output applications Beam Spread More uniform, ideal for short-range or surface