Bridgelux Modular Passive LED Cooler EtraLED-BRI-9650 Φ96mm Features VS Benefits Etra LED cooler for Bridgelux LED arrays Luminaire cooling performance 1,200 – 4,300 lumen Diameter 96mm - Height 50mm - Thermal resistance Rth 1.2°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-9650 Size Φ96xH50mm Material 6063-T5 Finish Black Anodized Thermal Wattage 37.5W HeatsinkΘs-a2 114836 Heat Sink T Rise Above Ambient 1.2