ROAL Electronics' TROPO LED Drivers Offer Flicker Free Operation with Standard Triac Dimmers — LED professional - LED Lighting Technology, Application Magazine
Roal RSLD035-12H Dimmable Constant Current LED Driver 37.8W 31.5-42V 900mA | eBay
ROAL RSLD070-45 CONSTANT CURRENT LED DRIVER, 0-10V DIMMABLE, 55W, 113- – Toomanyamps