NBL18-12I is a DC-DC converter manufactured by Nerbo. It is a 12V, 18A rated AC/DC switching power supply designed for use in industrial, medical, military, and commercial applications. It features a wide input voltage range (90-264VAC) and is suitable for use in many environments, including extreme temperature or humidity. The output voltage is adjustable in a wide range (3-15V DC) and the ripple noise is less than 240mV. The NBL18-12I is designed with high efficiency, fast transient response, overload protection, short circuit protection, low output noise, and overload protection. The unit is lightweight and comes with a five-year warranty.