Features DC/DC step-down converter Constant current output: 250mA to 1000mA Wide input voltage: 12~56VDC(48V typ.) Wide output LED forward voltage: 2~45VDC High efficiency up to 96% Built-in EMI filter, comply with BS EN/EN55015 3 in 1 dimming and remote ON/OFF control Protections: Short circuit/Over temperature/ Over current Cooling by free air convection Compact size and Fully encapsulated Suitable for driving illumination LED 5 years warranty General Specification Current accuracy ±5% at 48VDC input (or 24VDC) Over temperature protection Protection type : Shut down, recovers automatically after temperature goes down Efficiency 94%; 95%; 96% (typical) Short circuit protection Regulated at rated output current Working temperature -40°C to +55°C EMC Compliance to EN55015 class B, EN61000-4-2,3,4,6,8, EAC TP TC 020 Temp. Coefficient ±0.03% / °C Dimension (LxWxH) (mm) 47*12*7mm or 1.85"*0.47"*0.28" inch Potting material Expoxy(UL94-V0)