... Most Comparative Price 4)Different types for Selec Sollatek,Automatic Voltage Switch,AVS,Sollatek,Voltage Protector,Power Protector,Features: 1) AVS13A: 13A with ... spike and surge capabilityThus, the AVS13RL provides protection against over-voltage, under-voltagepower-back surges, spikes, and lighting.3) AVS30A: 30A ...