Specifications:Non-isolated DC power supply module features with 100 percent full power, high stable output.100 percent imported components make the conversion efficiency up to 92~96 percent.It uses imported thermal silica gel potting, has the advantages of waterproof, dustproof, shockproof.Meanwhile, it also features with wide voltage input, built-in over-current, over-temperature, short-circuit protection, etc.Item Name: Step-down ConverterMaterial: Aluminum AlloyModel: KB-24S12V20Input Voltage: DC24VInput Voltage Range: Dc18~30V; Starting Voltage: DC18V, 100 Percent LoadConversion Efficiency: 95 PercentOutput Voltage: DC12VOutput Current: 20A MaxOutput Rated Power: 240WPeak Output Power: 130 PercentVoltage Adjustment Rate: Load Regulation Rate: No-Load Current: Ripple: 100mv, 100mv External 22UF Capacitor ESRWorking Temperature: -35~80 DegreesOvercurrent Protection: in the Case of Rated Output, 120 Percent Greater than Rated Current, Overcurrent ProtectionProtection Action, Automatic Recovery After the Overcurrent DisappearsLow Voltage Protection: Cut off Output When =19VDCShort Circuit Protection: Equal to the Maximum Current Of 25A, Output Voltage Of 0VService Life: >100,000 HoursFeatures: Durable, Stable, Convenient to UseSize: 7.4cm x 7.4cm x 3.2cm/2.91" x 2.91" x 1.26" (Approx.)Notes:Due to the light and screen setting difference, the items color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Step-down Converter