The Vertiv Geist Switched Rack PDU family delivers reliable power distribution with the ability to monitor and control power at each outlet. Bistable latching relays significantly reduce the unit''s power consumption. The system''s hot-swappable IMD includes directory access protocol for secure authentication and is upgradeable to add capabilities as needed. Visible Light Communication enables fast, secure communication with mobile devices, and fault-tolerant daisy chaining can link up to 40 devices to provide redundancy. All units come with patented U-Lock receptacles to prevent unintentional dislodging of power cords. They are individually tested, with no batch tests, and UL-listed, meeting an important requirement for data centers and insurance providers. All Vertiv Geist Monitored Rack PDUs come with a standard three-year warranty with an automatic upgrade to five years if the product is registered within 120 days of purchase. More from the Manufacturer