From the glow of your morning alarm clock to the vibrant signals guiding traffic across the globe — the humble 5mm Flat Top Through-Hole LED quietly powers the world's most essential visual indicators.
Provided by Dongguan Lanjin Optoelectronics Co., Ltd., the 5mm Flat Top Through-Hole LED delivers exceptional light diffusion across a 100° viewing angle, making it one of the most versatile indicator LED components on the market. With over 7 distinct color options — from vivid Red to deep Blue, fresh Green, warm Yellow, energetic Orange, soft Amber/Yellow-Green, and crisp White — this component serves as the visual heartbeat of countless electronic devices worldwide.
🌌 Complete Color Spectrum:
| Parameter | Red | Green | Blue | White |
|---|---|---|---|---|
| Wavelength | 620–630nm | 520–530nm | 466–472nm | CCT: 2800K–12000K |
| Luminous Intensity | 220 mcd | 2,500 mcd | 300 mcd | 7,000 mcd |
| Forward Voltage | 1.8–2.4V | 2.8–3.4V | 2.8–3.4V | 2.8–3.4V |
| Viewing Angle | 80°–160° (Color Dependent) | |||
Every factory floor relies on clear, instantly recognizable status indicators. Lanjin's 5mm through-hole LEDs serve as the universal language of machine operation — green = running, red = fault, amber = standby. Their robust construction withstands vibration, ESD events, and harsh industrial environments. The 100° diffused lens ensures operators can read panel status from any angle.
Your car's dashboard tells a story every time you turn the key. Oil pressure warnings, seatbelt reminders, ABS alerts, turn signal indicators — each color-coded signal is powered by reliable through-hole LED technology. Automotive-grade quality means these LEDs perform flawlessly from freezing -40°C winters to sweltering +85°C summers.
From the charging indicator on your smartphone to the power-on LED in your TV remote, the 5mm through-hole format remains the industry workhorse. Whether it's the pulsing blue of a Bluetooth pairing mode or the steady green of a fully charged battery, these ubiquitous components bridge human interaction with digital devices that we use dozens of times daily.
Across intersections worldwide, the classic red-yellow-green sequence prevents millions of accidents annually. Traffic signal manufacturers depend on high-brightness, long-lifespan through-hole LEDs rated for continuous outdoor exposure. Lanjin's products feature lead-free reflow soldering compatibility and excellent heat dissipation — critical traits for signals that must operate reliably 24 hours a day, 365 days a year.
Microwave completion beeps triggered by a green LED. Washing machine cycle statuses displayed through multi-color sequences. Air purifier quality indicators shifting from red (poor) to green (excellent). Home appliances increasingly rely on intuitive visual feedback, and the cost-effective 5mm through-hole LED remains the preferred choice for appliance manufacturers seeking reliable, affordable indicator solutions at massive scale.
Cash registers, card readers, ticket printers — all need clear transaction status signals. Successful payment confirmation via green flash, insufficient funds warning in steady red, and network connectivity status through colored indicators. The instant response time (<100 nanoseconds) of through-hole LEDs provides zero-delay visual feedback, enhancing user confidence during commercial transactions.
Established in 2005, Dongguan Lanjin Optoelectronics is a premier Chinese manufacturer specializing in LED components including SMD LEDs, through-hole LEDs, and LED PCB assembly services. Their 2,500-square-meter facility operates under ISO9001:2015-certified quality systems with modern purification workshops featuring constant temperature, humidity control, and anti-static protection.
With 18 years of engineering expertise, Lanjin holds 2 national invention patents and 12 utility model patents, absorbing advanced manufacturing technologies from Japan, Korea, and Western Europe.
"LED light the world, Lanjin lights your life!"
Dongguan Lanjin Optoelectronics offers comprehensive OEM/ODM services with free samples available. Our professional team responds within one hour of inquiry.
담당자: Miss. Ava Huang
전화 번호: +86 18819512052
팩스: 86-0769-89616935
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