Bridgelux Modular Passive LED Cooler EtraLED-BRI-9680 Φ96mm Features VS Benefits Etra LED cooler for Bridgelux LED arrays Luminaire cooling performance 1,600 – 5,500 lumen Diameter 96mm - Height 80mm - Thermal resistance Rth 0.92°C/W Validated thermal design for Bridgelux ES Rectangle, RS, Vero 13, Vero 18, Vero 29, ES Rectangle LED arrays Direct mounting on the LED cooler or with Zhaga Book 3 LED holder Model No. EtraLED-BRI-9680 Size Φ96xH80mm Material 6063-T5 Finish Black Anodized Thermal Wattage 49.2W HeatsinkΘs-a2 180427 Heat Sink T Rise Above Ambient 0.92