SPI Signal Amplifier

FEL-CP21 is crafted to amplify SPI signals, tackling issues of insufficient driving capability or limited transmission distance. It supports a DC5V-24V input voltage, compatible with SPI controllers from various manufacturers, pixel strips with different ICs, and single- or dual-wire SPI signals. It offers 1-channel SPI input and 4-channel amplified output (8-channel for single wire), with protected signal ports for stability. The amplified signal is more robust, boosting driving power and extending range. Multiple units can be linked for enhanced amplification. With a max load current of 10A and output power from 50W (5V) to 240W (24V), it’s efficient and versatile.

Key Highlights

  • Enhances drive and range.
  • Supports DC5V-24V input.
  • 8 channel amplification.
  • Ensures stability and safety.
  • Fits large-scale needs.
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Category: Controller , Pixel Controller

Tags: SPI

Model SPI Signal Amplifier FEL-CP21
Working Voltage DC5V-24V
Input Signal SPI signal
Output Signal 8-channel (single wire); 4-channel (dual wire) amplifier output
Max Load Current 10A
Max Output Power 50W(5V)/120W(12V)/240W(24V)
Working Temperature -20°C~55°C
Controller Dimension L135 × W30 × H30.2 (mm)
Weight 66g

Customer Reviews

4.7 / 5.0
(120 verified reviews)
John D. 2026-01-15

"Absolutely seamless light. Perfect for my kitchen cove lighting."

Sarah M. 2026-02-02

"Great quality, though the adhesive could be a bit stronger on textured surfaces."

Architectural Studio 2026-02-20

"The best COB strip we have used. High CRI makes a huge difference in our showroom."

Michael T. 2026-03-05

"Very bright and even illumination. Will definitely buy again for my next project."

Emma L. 2026-03-12

"Excellent customer service and the product exceeded my expectations. Highly recommended."

David W. 2026-03-28

"Good product, fast shipping. The light color is exactly what I was looking for."

John D. 2026-01-15

"Absolutely seamless light. Perfect for my kitchen cove lighting."

Sarah M. 2026-02-02

"Great quality, though the adhesive could be a bit stronger on textured surfaces."

Architectural Studio 2026-02-20

"The best COB strip we have used. High CRI makes a huge difference in our showroom."

Michael T. 2026-03-05

"Very bright and even illumination. Will definitely buy again for my next project."

Emma L. 2026-03-12

"Excellent customer service and the product exceeded my expectations. Highly recommended."

David W. 2026-03-28

"Good product, fast shipping. The light color is exactly what I was looking for."

John D. 2026-01-15

"Absolutely seamless light. Perfect for my kitchen cove lighting."

Sarah M. 2026-02-02

"Great quality, though the adhesive could be a bit stronger on textured surfaces."

Architectural Studio 2026-02-20

"The best COB strip we have used. High CRI makes a huge difference in our showroom."

Michael T. 2026-03-05

"Very bright and even illumination. Will definitely buy again for my next project."

Emma L. 2026-03-12

"Excellent customer service and the product exceeded my expectations. Highly recommended."

David W. 2026-03-28

"Good product, fast shipping. The light color is exactly what I was looking for."

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