The UNI‑T UTP 3000 Series are robust three-channel linear DC power supplies offering dual adjustable outputs plus a fixed auxiliary channel. Featuring tracking, series/parallel, low ripple, and digital 4‑digit displays, they deliver up to 32 V/5 A per channel, with total power ratings of 207–335 W across models like the UTP3303-II (3 A) and UTP3305-II (5 A).