100% Brand New And High QualityDESC: GAVR-12AWEIGHT: 0.25KG/pcsLess than +/-1% Reglation220/400 VAC Programmable InputRugged Compact DesignWith Under Frequency ProtectionSoft Start Voltage RampingEMI SuppressionBuit-in High Capacity 8Amp FuseTechnical specification:Input Voltage: 180~260VAC, 1 phase 2 WirePOWER INPUTVoltage: 180~260V, 1 phase 2 WireOutput Voltage: Max 90V dc @240V ac inputCurrent: Continuous 4AIntermittent 7A for 10 secsResistance: 12 ohms min 100 ohms MaxRegulation+/-1.0% with 4% engine governingVoltage Build-up: Residualvolts at AVR teminal Greater than 5VACTHERMAL DRIFT0.03% per deg. C change in AVR ambientSOFT START RAMP TIME2 secondsEXTERNAL VOLTAGE ADJUSTMENT+/-7% with 1 k ohm 1 watt trimmerUNIT POWER DISSIPATION8 watts maximumThermal. Drift: 0.03% per Celsius chage in AVR ambientUnder Frequency: 60Hz system presets knee point at 55Hz50Hz system presets knee point at 45HzOperating Temperature: -40Celsius to + 60CelsiusStorage Temperature: -40Celsius to + 85CelsiusRelative Humidity: Less than 95%colour: blackMaterial: metalsize: 13.5x10x6cmPackage Contents:3 x GAVR-12A Automatic Voltage Regulator3 x product InstructionsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.