Voltage instability will be harmful to dehumidifiers
Using stale power supply for all electrical appliance is a must. Although EAST can offer appliance with different voltage & frequency. Please make use your voltage is stable and let us know the current power voltage and frequency(50Hz or 60Hz), single phase or there phase  before placing orders. The AC regulator will be needed if your power supply is not stable.    EAST will test all machines with required power supply before packing. Three phase 440V/60Hz 460V/60Hz, 480V/60Hz, 400V/50Hz, 380V/50HZ. single phase 240V/60Hz, 230V/60Hz, 220V/60Hz, 208V/60Hz, 230V/50Hz, 220V/50Hz are all available for EAST Manufacturer. The corresponding power supply testing before shipping is an essential part of EAST quality control system.