Features： 1、Input Output Voltage: The input voltage range of the DC to DC converter is DC 18‑40V, the output voltage is DC 12V, the maximum output current is 3A, and the output power is 36W. 2、High Conversion Efficiency: The module adopts highly integrated chips, which are stable and reliable; synchronous rectification technology, the conversion efficiency is over 90% and low heat generated. 3、Multi Protection: The volt transformer comes with over current protection and over temperature protection; using potting process, it has the characteristics of waterproof, dust proof and shock proof. 4、Application: 12V buck boost converter can be used in integrated wiring for monitoring fire alarm system; car radio, audio; bus, minibus, truck display screen, taxi advertising screen; LCD TV, LED; solar power generation system, etc. 5、Aluminium Alloy Shell: Car DC to DC converter is made of aluminium alloy material, high strength, rust resistant, with better heat conduction and heat dissipation, IP68 protection level. Specification： Item Type: Car Voltage Converter Material: Aluminium Alloy Conversion Efficiency: >90% Output Current: 3A Output Power: 36W Output Peak Power: 130% Load Modulation Frequency: <2% No Load Current: < 20mA Ripple: < 40mV Working Temperature: -30℃-80℃ Waterproof Grade: IP68 Application: Automobile, ship, yacht, railway, aviation, instrumentation, communication, wind energy photovoltaic system, LED field Package List： 2 x Car Voltage Converter