D4I 500 600 watt CV DALI-2 D4i LED Driver 12 24 36 48 V DC

·Input Voltage Range 100-277V AC

·Built-in active PFC function

·Efficiency up to 92%

·Protections: short circuit, over load, over temperature

·Cooling by free air convection

·Full aluminum protection housing, for dry, damp & wet locations（US）

·Dimming function: DALI-2  D4I dimming

·NFC function: 

• Adjust output voltage slightly                    

• set up address 

·Dimming range: 0-100%

·Suitable for the application of lighting with digital dimming