ROAL Living Energy is the POWER behind SMART LED Lighting Solutions for Residential, Commercial, and Multimedia and Entertainment applications.  ROAL has been actively engaged in the design and manufacture of solid state lighting solutions for the past 8 years, supporting the world's leading lighting companies.  

ROAL’s TROPO switch mode power supply technology is designed to generate one constant current output from an AC input, and work with industry standard lighting controls in dimming applications.  Designed for powering LED luminaries with standard lighting controls, the TROPO modules operate with:

  • Standard Light Switches
  • Triac based Incandescent Dimmers (Standard phase – leading edge)
  • Electronic Low Voltage Dimmers (Reverse Phase – trailing edge)


  • 3.21” x 2.21” x 1.13” Compact Encapsulated Assembly (ABS plastic enclosure)
  • 120VAC , 16.8 watts, 350 mA
  • AC-DC range: 90-135 (vac) to 24-48 (vdc)
  • Universal mounting clips included
  • Operates with Industry Standard Dimmers
  • Active Power Factor Correction
  • Multiple Drivers / LED Assemblies may be connected to a single dimmer
  • Facilitates compliance with Energy Star ratings for LED luminares
  • Output Over-Voltage, Over-Current and Short-Circuit Protection and Auto Recovery
  • High Temperature Operation (up to 90°C case)
  • UL Approved, ENEC Approved, CE Mark
  • Long Life >50,000 hrs
  • ROHS Compliant


Download Center



Mfr Part#: RLDD015L-350
Mounting Method: Panel Mount
Available In: BULK

RLDD Series 16.8W 350 mA 48 Vdc Output Max Panel Mount TROPO Dimmable LED Driver


Technical Specifications:

Output Power: Type: Output Current: Input Voltage: Output Voltage Range: Efficiency: Operating Temp Range: Frequency: Storage Temperatue Range:
16.8 W High Voltage DC > 24V 350 mA 90 to 135 V 24 to 48 V 82 % -30 to +90 °C 63 Hz -40 to +85 °C
See the Download Center for a complete library of supporting documentation.


$26.00 USD (each)
1+ $26.00

Other quantities & packages (Reels) may also be available


Qty in Stock : 219
Reserve Stock:
Factory Stock: N/A
Factory Lead-Time: N/A
Min. Order Qty: 1
Multiple of: 1
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