1. Main features:
- Efficient step/stepless control, convenience for operation and inspection
- One-touch setup function (choosing the maker automatic setup according to their basic spec) (Bitzer, Hitachi, Refcomp, Fusheng, Hanbell, Mitsubishi, Roltec and Kobe)
- Strong timer function (step delay, start delay, auto-stop delay, restart delay and pump down delay)
- Temperature control, pressure control (input temperature, output temperature, intake pressure control, discharge gas temperature control and observation)

2. Models:

DX200-00/DX200-11 (1 cycle screw compressor controller)
DX220-00/DX220-11 (1-2 cycle screw compressor controller)
DX240-00/DX240-11 (1-4 cycle screw compressor controller
DX270-00/DX270-11 (cycle screw compressor controller (step control))