Automatic Voltage Switcher

AVS30 Over & Under Voltage Protection for Whole Buildings, Air Conditioners, Freezers, Fridges & Coolers Protection against: High voltage Low voltage Spikes/surges Powerbacks surges Ideal for: Air conditioners Large fridge/freezers Whole office Complete circuits Max power: 30 amps Wait time: User adjustable from 10 seconds and 10 minutes