FCOB WS2811 IC RGB COB LED Strip 24V 16.4ft - High Density Color

Our review of the FCOB WS2811 IC RGB COB LED Strip finds it best suited for DIY lighting hobbyists and installers who need a very dense, uniform color-changing strip. The single biggest reason to buy is its Flip Chip On Board (FCOB) construction combined with addressable WS2811 IC chips that drive groups of LEDs, producing an ultra-bright, evenly lit band ideal for backlighting, accent, and custom installations. This review covers setup notes, compatibility with controllers, and how the strip performs in real projects.

Key Features

• Addressable WS2811: One WS2811 IC drives 36 LEDs allowing per-segment color control when paired with a compatible controller.
• High density: 864 LEDs per meter (24 IC per meter) provide a very dense light output that creates smooth gradients and fewer visible points of light.
• FCOB technology: Flip Chip On Board LEDs deliver brighter, softer and more uniform illumination than comparable SMD strips.
• Flexible and cuttable: The strip is 12mm wide and can be cut every 1.64in (41.6mm) with male and female 3-pin connectors for easy reattachment and series connection.
• Wide controller compatibility: Works with many programmable, app and music controllers such as K1000C, SP630E, SP611E, SP105E and SP530E when a suitable controller is supplied separately.
• Durable design: Double-layer copper PCB improves conductivity and heat dissipation for prolonged life and reliable performance.

Who It's For

This strip is ideal for makers, custom installers and hobbyists who want extremely bright, uniform RGB effects for cabinets, backlighting, stairs, mirrors and accent illumination. Its high density and addressable nature make it attractive when smooth color transitions and dynamic chasing effects are required.

It is not the best choice for someone who needs a complete out-of-box kit, because a power supply and controller are not included. Also, users who want very simple plug-and-play single-color lighting should consider a non-addressable, lower-density strip instead.

Pros & Cons

Pros

• Very high LED density yields a soft, uniform light without dark gaps.
• Addressable WS2811 ICs enable complex color chasing and segment control.
• FCOB LEDs increase perceived brightness while keeping colors consistent.
• Flexible, cuttable design with male and female 3-pin connectors for custom runs.

Cons

• Requires separate power supply and compatible controller, which adds to total cost.
• Some users report mixed ease of setup depending on controller choice and wiring skills.

Specifications

Length	16.4ft (5m)
Voltage	DC24V
LED density	864 LED/m
IC density	24 IC/m (1 WS2811 per 36 LEDs)
Width	12mm
Connectivity	3-pin male and female connectors, end-to-end series support
Warranty	12 months

Our Verdict

The FCOB WS2811 RGB COB LED Strip is a strong choice for anyone building custom lighting with an emphasis on brightness and uniform color. It delivers excellent density and flexible installation options, making it good value when paired with a proper 24V power supply and a compatible controller for addressable effects.

Frequently Asked Questions

Does this strip include a controller?
No. The strip ships without a power supply or controller; you will need a compatible 24V power supply and an addressable controller such as SP630E or K1000C.

Can the strip be cut and reconnected?
Yes. Cut points are every 1.64in (41.6mm) and the strip includes a 3-pin male connector and supports end-to-end series connection with ribbon cables and connectors.

Is the light uniform with no middle dark areas?
Yes. The FCOB construction provides denser, softer and more uniform illumination compared with traditional 5050 or 3528 SMD strips.