Faratel Cadillac UPS series are designed with on-line Double Conversion technology and can provide pure sine wave in output independent of input AC line even in power failure. Faratel Cadillac series are equipped with full digital and advanced DSP controlling system to check for proper operation of UPS and find errors in any part of UPS. DSP is 200 times faster than common microprocessors, hence the entire source can be used in optimum level and errors could be find easyly. Less than 1% regulation, low THD in input current and output voltage are the other specifications of these UPSs. These devices are used for computer systems, accurate measurement devices, sensitive laboratories devices, medicine devices, telecommunications equipments and etc.