Datasheet Obtain 3D specification files
Initial Graphics Exchange Specification (.IGS)Standard for the Exchange of Product Model Data (.STEP)To examine all 3D specifications, save the files to your local drive and open them with your 3D application.
Lens colors in 3D files are solely for visual representation; consult the Datasheet for accurate lens type and color information.
In the event of a mismatch, the dimensions in the datasheet take precedence over the 3D specifications.
21mm Height Lens LED – High-Intensity 5mm LED Diode
The 21mm height lens LED is an extended-lens variant of the standard 5mm LED diode, engineered to deliver exceptional brightness, long-distance visibility, and precise light focusing. With its elongated 21 mm optical lens, this LED achieves a narrow beam angle and increased luminous intensity, making it ideal for applications where clarity at distance is critical.
Built using high-quality epoxy resin, premium LED chips, and precision-formed leads, this long-lens 5mm LED diode offers durability, stable performance, and compatibility with a wide range of electronic and industrial systems.
Key Features
✔ Extra-Long 21mm Optical Lens
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Focused light output suitable for long-range signaling
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Enhanced brightness concentration
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Superior visibility even in bright or outdoor environments
✔ Standard 5mm LED Package
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Easy integration into existing 5mm LED housings and indicator modules
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Compatible with standard mounting holes and PCB spacing
✔ Multiple Lens & Color Options
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Water clear, transparent, and diffused lens
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Single-color options: Red, Green, Blue, Yellow, White, Orange
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Custom wavelengths available based on project needs
✔ High Brightness & Low Power Consumption
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Energy-efficient LED chip
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Excellent luminous intensity thanks to the extended lens design
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Suitable for battery-powered equipment
✔ Long-Life LED Chip
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Stable optical output over long operating periods
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Heat-resistant epoxy package for reliability
✔ RoHS-Compliant Construction
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Halogen-free
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Environment-friendly components
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Meets global electronic compliance standards
Applications
The 21mm height lens 5mm LED diode is designed for long-distance visibility and precision signaling, making it ideal for:
⚙ Industrial & Instrumentation
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Long-distance panel indicators
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Remote visibility signal lamps
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Machine status indication
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Control systems
🚗 Automotive & Transportation
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Dash indicators
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Signal lamps
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Electric scooter and e-bike indicators
📡 Communication & Networking Devices
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Router and modem status lights
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Telecommunication equipment indicators
🎮 Gaming & Entertainment Devices
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Arcade machines
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Gaming consoles and control interfaces
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LED effect lighting in entertainment hardware
🏠 Consumer Electronics
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Home appliances
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Smart home indicator lights
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Battery-powered gadgets
🔧 Hobby, DIY & Educational Projects
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Robotics
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Breadboard and prototyping
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Model making and decorative signaling
🔆 Flashlights & Long-Distance Lighting Modules
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Compact flashlight heads
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Emergency beacons
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Optical pointer devices
Benefits & Advantages
1. Long-Distance Visibility
The 21mm lens boosts focus and brightness, allowing the LED to be seen from farther distances than standard 5mm types.
2. Improved Optical Efficiency
Extended lens reduces light loss and delivers a sharp, narrow beam.
3. Versatile Mounting
Fits standard 5mm mounting holes and PCB footprints—easy upgrade from ordinary round LEDs.
4. Wide Compatibility
Suitable for analog or digital circuits, IC-driven systems, and low-current applications.
5. Cost-Effective Performance
Delivers high brightness with minimal energy consumption, ideal for continuous-use indicators.
User Testimonials (Examples)
“These 21mm long-lens LEDs gave our control panel the visibility we needed. Operators can now see status indicators across the factory floor.”
— Industrial Automation Engineer, USA
“Used them in our arcade project—excellent brightness and clean, focused beam.”
— Gaming Equipment Builder, UK
“Perfect for my robotics students. Easy to mount and very bright even in daylight.”
— STEM Instructor, Canada
Conclusion
The 21mm height lens 5mm LED diode is the perfect upgrade when long-distance visibility, bright output, and precision signaling are required. Its extended optical lens, strong luminous intensity, reliability, and low-power performance make it suitable for industrial, consumer, gaming, automotive, and DIY projects alike.
If you need custom wavelengths, brightness levels, or pre-wired LED assemblies, feel free to request specifications.
