Eight Door/Ten Floor Controller The eight io controller will handle eight individual doors or ten elevator floors. Add the eight-door expander to control up to sixteen doors or twenty elevatorfloors out of one 12x12 enclosure. Whether you are controlling doors or elevators, you won't find a more compact, efficient, and easier-to-use door controller on the market. Upgrade Any Wired SystemThe eight io makes upgrading a traditional wired system easier than ever. Take control of up to eight individual doors with the eight io controller. Easily convert existing wired systems to experience the benefits and capabilities of the pdk io platform. Expand to Sixteen DoorsSystem expansion is a breeze, just replace the existing controllers with eight or single io's and use most or all of the existing door hardware. The eight io makes system upgrades effortless and cost-effective. Fully SupervisedNever be caught off guard again. Pdk.io intelligently monitors the network and wireless connectivity of each controller in your system and alerts you if any issues arise. Elevator ControlProvide a seamless, more effective elevator solution. The eight io doubles as an elevator controller, allowing control of up to ten elevator floors. The eight io is smaller and more powerful than any other controller in its class. Plug n' Play ConnectivityAll io devices were designed to be plug n' play, making them super easy to install right out of the box. It's easy to add in any io device no matter how large the job is, and you can quickly scale a system to any size. A cloud node can connect with up to a thousand doors on a single platform. Wireless, or NetworkChoose from flexible connectivity options that fit any application. The eight io is built for ultra-low bandwidth consumption and easily connects to existing or dedicated networks. Easily expand a system's wireless coverage (via network) using the ethernet gateway.