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RGB & Smart Signs

Stainless RGB Letters

Premium stainless body with full-spectrum RGB. Luxury metal by day, programmable colour show by night — for brands that want the absolute best.

From $42 per letter
For 16" 304 SS letters with RGB LEDs + basic controller.
Stainless RGB Letters
From $42Per Letter
304 SS + RGBPremium Combo
DMX ControlFull Spectrum
15-20 DaysProduction
Specifications

What goes into every sign.

Technical Specifications

Body304 stainless steel, brushed or mirror
Face3mm white acrylic for even color diffusion
LEDSMD 5050 RGB, 120 LEDs/m, IP65
ControlDMX512, RF remote, or Wi-Fi app
Colors16.7 million — any color programmable
MountingStud mount

Ordering & Delivery

Minimum order1 piece
Production15-20 days
ProofFree video proof
ShippingExpress 7–10 days · Air ~10 days · Sea 40–65 days
Warranty2yr LED, 10yr metal
Payment50% deposit, 50% before shipping
Options

Body + LED Combos.

Brushed SS + RGBClassic metal, modern color — versatileBase
Mirror SS + RGBReflective luxury + light show — wow+15%
Gold PVD + RGBGold luxury + color — ultimate premium+50%
Production

From your file to your door.

Day 1
Design proof
Day 2-5
SS cut + finish
Day 6-10
RGB LED assembly
Day 11-15
Program + test
Day 16-18
QC + pack
Day 19-20
Ship
SignLumi production floor
Why SignLumi

A real factory, not a trading company.

When you buy from a trading company, you pay a middleman and wait on someone else's production line. When you buy from SignLumi, you talk directly to the factory that cuts, welds, assembles and wires your signs.

  • 3,000 m² production floor — we control every step in-house
  • CE & UL certified, with export quality control
  • MeanWell power supplies and Rishang LED modules
  • 2-year warranty on every illuminated sign
FAQ

Questions buyers ask us.

Can I set just one colour?

Yes — most clients run 1–3 brand colours in rotation; a single colour with premium metal looks refined.

Is the metal visible when lit?

By day the metal dominates; at night the lit face takes over, framed by the metal trim.

How is it different from regular RGB?

Regular RGB uses aluminum or acrylic; stainless feels substantially more premium in weight, finish and permanence.

Start your sign project.

Send us your logo and dimensions — get a free quote within 24 hours.