PowerWalker VFI 1000-3000 AT is a series of online UPS systems that utilize double conversion technology to ensure maximum protection for critical devices. Despite its professional use, the VFI AT series is easy to operate and has a compact size.
A unique feature of this UPS series is the presence of output sockets for FR-type plugs (corresponding to the Polish standard with a grounding pin). To enhance the UPS functionality and enable longer operation without power, various optional accessories are available, such as external batteries and communication cards.