What is this?The DC converter can provide your device with protection against over voltage, overload, over current, over heating, short circuit, etc. It is widely used in multi-functional devices such as cars, ships, trucks, motors, solar panels, LED light strips, screen displays, etc.What will I get?Input voltage:12VOutput voltage: 48VOutput current: 5AOutput power:240WProtection Grade: IP67Size: 74 x 74 x 32mm/2.9 x 2.9 x 1.3 inch( L*W*H)Package contains: 1pcs x DC Power ConverterAre there any advantages of the product? The DC converter has a high conversion rate, over current, over voltage, short circuit, over temperature protection, strong anti-interference ability, stable and reliable, strong anti-interference ability, and a conversion rate of up to 90%. The DC to DC converter has an aluminum alloy shell and a more efficient heat dissipation capacity. Epoxy resin and silicone potting, IP67 protection level, waterproof, shockproof, moisture-proof and dustproof. Power converter transformer has strong adaptability to the working environment and can output normally in harsh environments of -20°C~85°C. How to use it?Wiring method: Wire Input positive: red wire ; Input negative: black wire ; Output positive: yellow wire ; Output negative: black wire.What should I notice?Do not connect the positive and negative poles of the input terminal of the power converter in reverse, otherwise it will cause damage to the power module.