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Product Information
This 24V cuttable flexible LED light sheet delivers modular addressable RGBW illumination across a 490 × 245 mm black flexible circuit board. Engineered for uniform backlighting behind translucent stone, acrylic, signage, and architectural features, each sheet incorporates 144 SMD 5050 4-in-1 LEDs grouped into 24 individually controllable pixels. The integrated WS2814B IC provides breakpoint transmission, which prevents a single failed LED from interrupting subsequent signals across your display. Each unit can be field-cut every 6 LEDs along 61.25 × 81.66 mm grid sections to fit custom shapes and irregular enclosures. Four terminal connectors allow rapid daisy-chaining and DC 24V power injection. Pair this unit with an addressable RGBW controller and a regulated MeanWell indoor power supply for smooth dynamic scenes.
Key Features
WS2814B Breakpoint Resume
Dual data lines allow dynamic control signals to bypass a defective pixel, preserving signal continuity across the remaining panel.
Field Cuttable Grid
Divide the sheet every 6 LEDs into 61.25 × 81.66 mm modules along marked lines to accommodate tight enclosures or irregular geometries.
24 Addressable Pixels
Control 24 separate zones per panel independently to generate scrolling patterns, gradients, and custom chasing sequences.
Four Quick Terminals
Each board features one input port, one output port, and two dedicated power injection ports to minimize voltage drop.
Direct or Standoff Mounting
Mount directly using adhesive backing and pre-punched screw holes, or install with clear PC support pillars for diffusers.
RGB Plus Dedicated White
Combines 16 million RGB colors with dedicated white diodes in 3000K, 4000K, or 6500K for clean pastels and pure white task lighting.
Product Specifications
| Parameter | Details |
|---|---|
| Model SKU | FLS24V-WS2814RGBW-144 |
| Input Voltage | DC 24V |
| Rated Power | 40W per sheet |
| Dimensions | 490 mm × 245 mm (19.29 in × 9.65 in) |
| LED Type | SMD 5050 RGBW 4-in-1 |
| Total LED Count | 144 LEDs per sheet |
| Pixel Count | 24 pixels per sheet (6 LEDs per pixel) |
| Integrated Circuit (IC) | WS2814B (dual signal line, breakpoint resume) |
| Control Protocol | WS2814B / UCS2904 RGBW NRZ protocol |
| White Color Temperature | 3000K, 4000K, 6500K (custom 2200K, 2700K on request) |
| Cutting Interval | Cuttable every 6 LEDs (61.25 mm × 81.66 mm per unit) |
| PCB Base | Flexible black double-sided copper PCB |
| Mounting Options | Self-adhesive backing tape, screw holes |
| Terminal Connections | 4 onboard quick ports (1 Data In, 1 Data Out, 2 Power Injection) |
| Ingress Protection Rating | IP20 (indoor dry) / IP54 (moisture-resistant coating) |
| Operating Temperature | -20°C to +60°C (-4°F to +140°F) |
| Expected Operational Lifespan | >36,000 hours |
| Warranty Period | 3-Year Limited Warranty |
Application Scenarios
How to Install & Use This LED Strip Light Sheet
- Connect the sheet to a DC 24V power supply and a compatible WS2814B controller before adhering to verify color rendering and pixel continuity.
- Connect the data input to the controller. When tiling multiple sheets, wire DC 24V power directly into the supplementary injection terminals to prevent voltage drops.

⚠ Precautions
- Operate strictly with regulated DC 24V power supplies; applying higher voltage will cause immediate component failure.
- Always calculate power supply capacity with at least 20% operating headroom (e.g., provide 50W driver capacity per 40W sheet).
- When joining multiple panels in series, inject DC 24V power to prevent voltage drop and color shifting.
What's in the Box
- ✓1 × Addressable RGBW WS2814B Black-PCB LED Light Sheet (490 × 245 mm)
- ✓1 × Accessory Pack
Frequently Asked Questions
Q: Can this LED strip light sheet be cut to fit custom dimensions?
A: Yes, you can cut the sheet along the printed grid lines every 6 LEDs into 61.25 × 81.66 mm sections without damaging the remaining pixels.
Q: What is the benefit of the WS2814B breakpoint resume IC?
A: The WS2814B chip incorporates dual data signal lines. If an individual LED chip fails, data automatically routes through the backup line so subsequent pixels stay illuminated.
Q: How do I control the RGBW color effects?
A: You need an addressable SPI controller compatible with the WS2814B protocol, which allows independent control of the RGB diodes and the dedicated white channel.
Q: How do I mount a diffuser panel over the LED sheet?
A: You can stick the sheet directly to a flat backing using the pre-applied adhesive tape, then install clear plastic PC support pillars through the board holes to support an acrylic diffuser.
Q: Can this flexible light sheet be used in damp or outdoor environments?
A: The standard version is IP20 for dry indoor applications. An IP54 coated variant is available for damp indoor areas, but neither model should be submerged or exposed to open rainfall.
Q: What warranty is provided with this product?
A: The FLS24V-WS2814RGBW-144 flexible LED light sheet is backed by a 3-year limited warranty and has an expected operational lifespan exceeding 36,000 hours.
Explore additional options within our programmable LED sheets selection and alternative configurations in our addressable flex LED pixel panel inventory.
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Downloads
Files for FLS24V-WS2814RGBW-144Images
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!





LED Strip Lights Guide
Here you can learn anything about LED strip lights — pick the topic you are interested in to go deeper. We cover LED strip lights, power supplies, controllers, accessories, and how to connect LED strip lights. You can also watch our demo videos.
Led strip lights
►Everything you need to know before you buying led strip lights
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►COB led strip light
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Led strip light connection
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Controller for led strip lights
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Led power supply
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Led strip light installlation
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Accessories
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