Profile: Xitech Instruments, Inc. specializes in pneumatic skimming products. Our products include air samplers & accessories, well design & development, depth skimming, skimmers, single & multi well controllers, control stations and remote solar station. Our 2500ES electronic controller is suited for controlling up to 2 skimmers which provides intermittent skimming & electronic monitoring of the high level tank shutoff sensor, displays total run time of system and operates on a DC or AC power source.