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Flexible black 8 by 32 LED matrix 256 pixels DC5V

KEHIPI

KEHIPI WS2812B ECO 8x32 256 LED Matrix DC5V

SKU CH-MQ9E-1RHAW

An 8-by-32 flexible matrix with 256 individually addressable WS2812B LEDs on a black FPCB, running at DC5V and compatible with WLED, SP802E and Arduino-type controllers for scrolling text.

  • MaterialPlastic
  • Individually addressable WS2812B LEDs enable custom animations
  • 256 pixels in 8×32 grid for detailed graphics
  • Flexible FPCB bends to fit curved surfaces
  • Chainable via 3-pin JST for modular expansion
  • Works with WLED, SP802E, Arduino, Raspberry Pi

KEHIPI WS2812B ECO 8x32 Matrix

This 256-pixel flexible LED matrix measures 32cm by 8cm and runs on DC5V. It uses WS2812B ICs with GRB colour order and 24-bit colour depth. Makers and hobbyists can chain multiple panels via 3-pin JST connectors for larger installations. The IP30 rating limits use to dry indoor environments.

Thermals noise and power draw

Each LED draws between 0.1W and 0.3W depending on how many colour channels are active. Total panel consumption ranges from 25W to 75W, with all-white output producing the most heat. The supplier notes that sustained full-white brightness reduces LED lifespan and causes wiring to run hot. A 50W or 100W DC5V supply is recommended for stable operation.

Individually addressable WS2812B control

Every pixel contains its own WS2812B driver IC, allowing per-LED colour and brightness changes through compatible controllers such as WLED, SP802E, SP530E, K-1000C, Arduino or Raspberry Pi. The GRB data order must be configured correctly in software. Builders who need a waterproof panel or a different pixel density should look elsewhere.

Highlights

  • Individually addressable WS2812B LEDs enable custom animations
  • 256 pixels in 8×32 grid for detailed graphics
  • Flexible FPCB bends to fit curved surfaces
  • Chainable via 3-pin JST for modular expansion
  • Works with WLED, SP802E, Arduino, Raspberry Pi

Specifications

BrandBTF-LIGHTING
MaterialPlastic

Questions about this item

How do I connect the 3-pin JST connectors on this 8x32 matrix and which step is commonly missed?

Wire the three pins to DC5V, ground, and data; the step often missed is matching the colour order G R B in your controller software instead of assuming standard RGB.

What maintenance will the alloy-wired 5050 SMD LEDs need over time?

No scheduled maintenance is required; avoid running all-white at full brightness because the 75 W draw heats the alloy wires and shortens LED life.

What is the first limit reached when the matrix runs continuously at high brightness?

The 50 W or 100 W power supply hits its current ceiling before the 120° view angle or 256 gray levels become a factor.

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