Solar Backlit Sign Lighting

IllumiSign® or Ad Light lightbar are backlit commercial outdoor solar sign lighting systems developed to illuminate advertising light boxes and kiosks. This highly reliable, all inclusive lighting system includes: LED lightbar, pv module, maintenance-free battery and intelligent controller housed in a vandal-resistant aluminum battery enclosure, direct burial pole and adjustable mounting hardware. System is configured to your sign location to ensure reliable lighting under extreme weather and site conditions.


IllumiSign® features 12 UniStar™ LEDs (TÜV listed to UL 1598:02.2004 and CSA C22.2 No. 250.0-04)

AdLight features 8 discrete LEDs configured at 12 Watts 

National Electric Code Article 690 Compliant

Maintenance free batteries provide five nights of back-up power

Choice of standard PV module or flexible ThinFilm

FivePlus™ Warranty includes 10 years on electronics, wiring, fixtures and 20 years on mounting hardware and standard solar panels

Get a Quote


  • Make money on lighted advertising space
  • Saves money with no electricity bills and no maintenance for the first five years
  • Easy to install with simple plug-and-play interconnects
  • Demonstrates your commitment to sustainable design (contributes no CO2)

Alternative Products to Consider:

  • Transit Shelter Ad Light

    The Transit Shelter Ad Light (TSAL) is a commercial outdoor advertising lighting system developed to illuminate advertising kiosks using TÜV-NRTL-C/US certified LEDs.

    Learn More

  • Tropical AdLight System

    The Tropical AdLight System is a backlit commercial advertising light that integrates with Sol’s tropical solar light system to provide continuous advertising revenue.

    Learn More