Cllena DC 48V Step Down to 12V 30A 360W Voltage Reducer Converter, Waterproof DC/DC Buck Transformer Power Supply Input voltage range: DC 30-56V; Output voltage: DC 12V(non-adjustable); Output current: 30A; Output power 360W. High conversion efficiency: Synchronization rectification technology-multiple intelligent protection function with high conversion efficiency and stability. The conversion efficiency may reach 95%. Protections: Over-load, Over-current, Over-temperature, Short-circuit, Over-voltage. Aluminum shell and silicone sealed design: Waterproof, Anti-shock, Anti-humidity and Dust-proof, more durable. Wide application: Large trucks, taxi radio, emu, car audio, LCD TV, advertising screen, LED strip lights, monitoring system, motor, solar panel, electronic systems and DIY etc.