High IR Emittance SMD2835 940nm IR LED Strip Light

Model: FSLSR-240-2835-940NM Review stars 0.0 (0 Reviews) Various options in stock
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Product Information

Achieve superior covert illumination with SuperLightingLED FSLSR-240-2835-940NM, a professional-grade 940nm IR LED strip light engineered for maximum performance. Unlike standard IR strips, this model features an ultra-dense layout of 240 SMD2835 LEDs per meter, delivering exceptionally high and uniform radiant intensity. This design eliminates dark spots and shadows, creating a seamless field of invisible infrared light perfect for high-resolution night vision security cameras, advanced machine vision systems, and scientific sensing applications. The 940nm wavelength is completely invisible to the human eye, ensuring discreet operation for any surveillance task. Choose from multiple waterproof ratings, PCB widths, and operating voltages to configure the ideal high-power IR LED solution for your project's specific demands.

Key Features

Ultra-High LED Density

Features 240 LEDs/m for a completely seamless, shadow-free beam of infrared light, eliminating hotspots seen in lower-density strips.

Covert 940nm Wavelength

Emits infrared light that is completely invisible to the human eye, making it ideal for discreet surveillance and security applications.

High Radiant Emittance

Utilizes powerful SMD2835 chips to deliver maximum radiant power, significantly enhancing the range and clarity of night vision cameras.

Fully Customizable

Can be cut at marked intervals (every 3 LEDs for 12V, 6 LEDs for 24V) for precise length adjustments to fit any installation.

Technical Highlights

  • This is the densest single-row LED IR 940nm strip in our catalog.
  • Adjacent LEDs are spaced only 4.17mm apart for flawless uniformity.
  • Due to high power consumption and the resulting heat generation, we recommend soldering and hardwiring the 940nm LEDs instead of using a DC adapter.
  • We also offer a red adhesive backing to improve heat dissipation.

Product Specifications

Parameter Details
Product Model FSLSR-240-2835-940NM
Wavelength 940nm (Near-Infrared)
LED Type SMD2835
LED Quantity 240 LEDs/m (1200 LEDs/reel)
Operating Voltage 12VDC or 24VDC
Power Consumption 16W/m (4.9W/ft), 80W/reel
Strip Length 16.4ft (5 meters)
PCB Width 8mm (0.31") or 10mm (0.39")
Cuttable Increments Every 3 LEDs (12.5mm / 0.5") for 12V; Every 6 LEDs (25mm / 1") for 24V
Waterproof Rating IP20 Non-Waterproof, IP65 Surface Glued, IP67 Waterproof, IP68 Underwater
Adhesive Backing Red or Blue Adhesive Tape
Beam Angle 120°
Connector 2-pin power cord (15cm) at both ends
Warranty 2-3 Years

Application Scenarios

Covert Security & Surveillance Enhance the night vision capabilities of security cameras without emitting any visible light. The 940nm wavelength provides powerful, invisible illumination for discreet monitoring of residential properties, commercial warehouses, and sensitive areas.
Machine Vision & Industrial Automation Provide a consistent and intense infrared light source for automated inspection systems, object sorting, and quality control. The high-density, uniform output ensures reliable performance for industrial sensors and cameras.
Night Vision Photography & Videography Create a powerful, portable IR floodlight for capturing clear images and videos in complete darkness. Ideal for wildlife observation, nocturnal research, and specialized cinematic effects where visible light is undesirable.

How to Install & Use This LED Strip

  1. Ensure the power is off before starting the installation.
  2. Clean the mounting surface thoroughly to remove dust and oils for optimal adhesion.
  3. Measure and cut the strip at the designated copper cut lines if a shorter length is needed.
  4. Peel the protective layer off the adhesive backing and firmly press the strip onto the clean surface.
  5. Connect the 2-pin connector to a compatible 12V or 24V DC power supply. Ensure the voltage matches your strip.
  6. Turn on the power to test. Note: The light is invisible to the naked eye; use a camera or night vision device to verify operation.
⚠ Precautions
  • Always use a power supply that matches the strip's voltage (12V or 24V) and can handle at least 80W.
  • While the strip is flexible, avoid sharp bends or folding it back on itself to prevent damage to the circuit.
  • For long-term reliability, consider installing the strip in an aluminum channel for better heat dissipation.
  • Ensure you select the correct waterproof IP rating for your installation environment (e.g., IP67/IP68 for outdoor use).
  • Be aware of how voltage drop works on longer runs to ensure consistent power.

What's in the Box

  • 1 x 16.4ft (5m) High-Density 940nm IR LED Strip Light (Model: FSLSR-240-2835-940NM)
  • Power Supply LRS-100-12 or LRS-100-24 (optional, if kit is selected, AC plug is included)

Frequently Asked Questions

Q: Why is a high density of 240 LEDs/m important for an IR strip?

A:The high density eliminates dark spots between LEDs, providing a solid, uniform field of infrared light. This ensures that security cameras have even illumination across their entire field of view for clearer images.

Q: Can I see the light from this strip at all?

A:No. The 940nm wavelength is outside the visible spectrum of the human eye. You will need a digital camera, smartphone camera, or night vision device to see the illumination it provides.

Q: Is this IR LED strip suitable for outdoor installation?

A:Yes, but you must select the Waterproof IP67 or Underwater IP68 option during purchase. The standard IP20 version is for indoor, dry locations only.

Q: How does this single-row strip compare to a dual-row IR strip?

A:This single-row strip offers a more focused and narrower beam, ideal for targeted illumination or fitting into tight spaces. A dual-row strip provides wider coverage and higher total power output for illuminating larger areas.

 

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Downloads

Files for FSLSR-240-2835-940NM
Need this page for a project file or an engineering check? Click Open PDF, then save or print it from your browser. For CAD drawings, IES files or a signed test report, contact our engineers and quote the model number.

Images

These images were taken with Canon EOS 5D Mark IV and the studio light source is provided by Ra 98's full spectrum LED strip to realistically reproduce the colors of the item itself. All copyrights are created by the superlightingled team, please feel free to browse and download if you are a registered user!

High IR Emittance SMD2835 940nm IR LED Strip LightHigh IR Emittance SMD2835 940nm IR LED Strip LightHigh IR Emittance SMD2835 940nm IR LED Strip Light

LED Strip Light Guide

Common questions about this type of product, answered against this model’s own options. For full figures see the specification above or the spec sheet for this model.

What voltage does this LED strip light run on?
This model is offered in 24VDC · 12VDC. Lower voltage means a shorter run per feed: at 12 V feed power roughly every 5 m, at 24 V roughly every 10 m. Longer runs get power injected at both ends. Connecting to the power supply
Which waterproof rating should I choose?
Available on this model: Underwater IP68 - Adhesive Back · Waterproof IP67 - Adhesive Back · Surface Glued IP65 - Adhesive Back · Non-Waterproof IP20 - Adhesive Back. IP20 is for dry indoor use, IP65 handles splashes, IP67 suits outdoor and wet areas, IP68 is for continuous submersion. Choosing a waterproof rating
Can I cut it to length?
Yes. Cut only on the marked cut lines between the copper pads — the cut interval for this model is on its spec sheet. Rejoin with solder or a solderless connector. Cutting LED strip lights · we can also cut to length and fit your connector before shipping: custom LED strip light assembly.
What size power supply do I need?
Take the watts per metre from the specification above, multiply by the length you are running, then add about 25% headroom. Power calculation guide · Choosing a power supply
Will it fit an aluminium profile, and how dense are the LEDs?
PCB width 8mm (0.31in) · 10mm (0.39in) · LED density 240 LEDs/m. Choose a profile whose inner width is at least the PCB width; denser LEDs give a smoother line close to a diffuser. LED aluminium profiles
Complete your setup
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