The Mean Well 100.8W, 150W Embedded SMPS is a reliable power supply designed for telecom applications. With a high power rating and efficient output, this product delivers consistent power output at 48V DC, 2.1A. Its rugged design and compact size make it ideal for use in various electrical equipment and industrial settings. The Mean Well brand ensures quality and performance, making it a trusted choice for powering a range of devices. manual: http://meanwell.com/manual.html This power supplies can be found in Ubiquity(TM) Unifi(TM) switches
eBay