


4 Channel Build Up Controller With Speed Control Dial
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
4 Channel Build Up Controller With Speed Control DialThe 4 Channel Build Up Controller creates a stunning accumulating light effect for your Christmas display. Instead of cycling through channels one at a time, this controller layers them on channels turn on sequentially and stay on, building up until all four outputs are fully lit, then the cycle resets and begins again. It's one of the most visually compelling effects you can run on a roofline or tree. Here's exactly how the build up effect works
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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4.0 ★★★★★
Based on 626 reviews
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Product Reviews
★★★★★ 5
Quality wires
Size: 14/2 AWG-200 FT, Color: White
My speakers 🔊 are working much better and the sound is a lot better
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2026
★★★★★ 5
Good product
Size: 14/2 AWG-200 FT, Color: White
Exactly what I was looking for.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 27, 2026
★★★★★ 5
Great Wire
Size: 14/2 AWG-200 FT, Color: White
Great wire for home surround system. Pulled easy.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 12, 2026
★★★★★ 4
Great wire
Size: 14/2 AWG-200 FT, Color: White
It was put forward just the way it is great speaker wire
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 14, 2026
★★★★★ 5
Speaker wire
Size: 14/2 AWG-200 FT, Color: White
Always my go to wire. And great price
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Reviewed in the United States on February 18, 2026