Features: Suitable for GAVR8A, AVR12A and other models, as the automatic voltage regulator control panel spare parts for generators Supports various current specifications such as 15A, 20A, etc. to meet the needs of different models of brushless generators Provides stable and reliable voltage output to protect the generator's operating effect. High compatibility, applicable to a variety of generator models, strong flexibility Precise voltage stabilization function Effectively prevent voltage fluctuations from damaging the equipment for long time stable work For generator maintenance technicians electromechanical equipment maintenance centers and other institutions Specifications: Sensing input Voltage：110/220/400 VAC, 1 phase 2Wire Power Input voltage：AC100-AC260V , 1 phase 2Wire Output voltage：DC90V at AC240V input Resistance：Min.15ohm to 100ohm Voltage Build-up：residual voltage at avr more than AC5V Operating Temperature：-40°C to 60°C External Voltages Adjutment：1watt Unit Power Dissipation：to 8watt Under Frequency Protections： 60Hz system presets knee point at 55Hz 50Hz system presets knee point at 45Hz Size：about 107x82x50mm/4.21x3.23x1.97in Optional : 8A/12A/15A/20A Package Includes: 1PC For Gavr AVR Generator note: Due to problem of light effects,there might be tolerances in product, please understand. Please allow 0-1cm error due to the measurements