High Frequency Online Uninterrupted Power Supply Unit requires 1 to 3 KVA to operate efficiently. Online Uninterrupted Power Supply Unit is offered in a sturdy construction that ensures optimum performance for longer period of time. Online Uninterrupted Power Supply Unit functions using automatic power factor correction and high frequency. High Frequency Online Uninterrupted Power Supply Unit is most suitable for small and medium capacity users of computer network, data centres, medical and communication equipments.