... largely.2. Adopt brush, AVR and carbon brush voltage adjustor device. They make the voltage stay in more stable condition, make the alternator ... more steady-going and reliable. 3. DC output and double voltage output will be offered as request. They possess the feature ... .2Power Factor(cosφ)1.0Excitation modeSelf-Excitation and constant voltage(AVR)Rated Voltage(V)110, 120, 220, 230, 240, 110/220, 120 ...