... ,availability,efficiency SICON-EMI Power System CO., Ltd. Is one of the top modular UPS manufactures in China. They are widely ... redundancy, supports on-line upgrade and expansion with the adding of the load.FLEXIBLE POWER SOLUTION220V,230V,240V; 50Hz,60Hz; 3 ... training for the distributors and the users. And the maintenances of the UPS is very easy, just with the power module ...