Buy Online Monster power board and Power filter. Mains power filters Improving flickering from LED or reducing re-programming from PLC and specialized lighting systems. Thor Technologies is 100% Australian and proud of it. Even today the hardwired range is still manufactured 100% locally.Thor Technologies designs and produces products for our own ‘backyard’ so you can be assured that when we make a promise we stand by it.Being local we intend to only ever guarantee to offer products that do what we say they do.The Surge Shield range brought power protection which had not changed much since the early 80’s, into the new millennium. Digital technology has evolved and is far more sensitive to power disturbances. This makes clean power an essential requirement where home theatre, computers or processor controlled systems are being used.