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 40°C 80°C. 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 air convection Applications: golf cart, forklifts, bus, CMB, 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 Case material: die-cast aluminum Potting material: epoxy sealed Input voltage: 36V/48V DC Input range: 30-60V DC Output voltage: 12V DC Output current: 10A Output Rated Power: 120W Efficiency: 96% max Operating temperature:-40 80℃ Waterproof rating: IP68 Dimensions(WxDxH):2.9'' x2.9'' x1.2'' / 7.4x7.4x3.1cm Fixing Hole Diameter: 5mm(0.20 inch) Net weight:9.6oz/272g Package included: 1 x DC Voltage converter regulator