LED Retrofit Luminaire for Submersible Fixtures

The patented RT-FHO™ Series retrofit luminaire offers an economical and affordable solution to facilities wanting to convert their limited life 575 watt submersible incandescent fixtures to LED technology.  With a maximum light output of over 36,000+ lumens and an unprecedented 80% decrease in energy use, the RT-FHO™ Series retrofit luminaire is an attractive financial alternative to the expensive stainless steel submersible LED fixtures on the market today.  Independent testing confirms our proprietary active thermal management system eliminates the heat related LED failures seen in other high output, stainless steel submersible fixtures while offering exceptional light output and efficiency that is unmatched in the industry today.  The RT-FHO™ Series eliminates the expensive man hours required to change out incandescent lamps and is compatible with virtually all lighting control systems.

Whether for fountains or aquatic displays, the RT-FHO™ Series is the best LED solution for your illumination needs.


  • Large and small fountains
  • Aquatic shows
  • Water sculptures
  • Water-based public art and features

Additional Information


Available wattages: 65W and 130W
7,500 and 12,000+ lumen optical output
Optional 18,000 and 36,000 lumen versions available.
Color temperature ranges from 2750K to 6500K
70 to 80% reduction in energy use
Instant on - off capability.
Optional 0% to 100% dimming range
Optional on - off delay to match 575 watt incandescent lamps
Electronic thermal management system ensures long LED life
Patented LED technology
All components are UL, CSA and CE compliant.
Independently tested to meet all specifications
5-year limited warranty



Standard: 7.55 X 11.70
Additional sizes available for most fixtures

Available Voltage Ranges

120Vac and 240Vac

Power Consumption

Energy saver retrofit luminaire: 65W
Standard output retrofit luminaire: 130W
Optional high output 36,000 lumen retrofit luminaire: 260W

Color Rendering Index (CRI)


L70 Rating

50,000 hrs+

Ambient Temperature Operating Range

-20ᵒC to 37.7ᵒC (-2ᵒF to 100ᵒF)

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