The dc converter regulator is a high reliability power transformer. It features wide input voltage, low power consumption, high efficiency, high reliability. It can work safely and reliability in 40Celsius~80Celsius. It widely used in industrial, automotive, instruments, telecommunication and civil applications. Synchronization Rectification Technology,efficiency up to 96% max Industry grade DC 36V 48V to 12V step-down converter 5 Safty Protections: Over-load, Over-current, Over-temperature, Short-circuit, Over-voltage; Auto-recovery when device is back to normal operating Die-cast aluminum shell, epoxy potting, cooling by free air convection Applications: golf cart, forklifts, bus, , large trucks, motor car, solar power generating, bus displaying screen, taxi advertising screen, taxi radio without interference, car audio speaker, LCD TV, LED, intercom and monitor system, etc. Stable and reliable performance, 100% waterproof & anti-shock protection, up to 100,000 hours Ultra compact size, light weight Non-Isolated Module Easy to install Potting material: epoxy sealed Input voltage: 36V/48V DC Input range: 30-60V DC Output voltage: 12V DC Output current: 30A Output Rated Power: 360W Efficiency: 96% max Operating temperature:-40 ~ 80Celsius Waterproof rating: IP68 Dimensions(WxDxH):4inch x3.2inch x1.5inch/ 10.2x8.1x3.9cm Fixing Hole Diameter: 5mm(0.20 inch) Wiring: OUTPUT+ to LOAD+, OUTPUT- to LOAD-; INPUT+ to BAT+, INPUT- to BAT- Colour:silver Material:aluminum Package Contents: 1 x 24v to 12v converter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.