plastic panel voltage regulators Type: 500VA ~5KVA Input : 150V-250V Output : 220V LED display ,ouput precison :1.5% plastic panel voltage regulatorsDESCRIPTIONACR relaytype voltage regulator ... stable voltage, wide range of regulation4. Usage area: computer, lighting, TV, medical equipments, communication equipments,fridge&freezer, aircondition, etc. plastic panel voltage regulators