Tripp Lite SRCOOL12K 12K BTU (3.5 kW) Portable Cooling Unit Air Conditioner, Stand Alone Spot Air Cooler, 120V 5-15P Plug Provides supplemental, emergency and off-hour cooling in IT and other applications Compact and portable - ideal for wiring closets and other space-critical locations Requires no floor drain or water collection tank and offers 12,000 BTU of cooling power Standard louvered vent for general room cooling and ducted vent to direct cold air where needed Features top-mounted control panel with LCD temperature readout and LEDs 12,000 BTU of cooling power can cool a 500 square foot room Uses R410a refrigerant (Contains no ozone depleting R22 refrigerant which has been banned by the U.S. EPA in new equipment after January 1, 2010) No water collection tank required. A built-in evaporator expels condensate into the exhaust air stream meaning no drain tube, drain pan or water collection tank that needs to be emptied every few hours Cold air output can be precisely directed through a 71" flexible tube to the 'hot spot' for better, faster cooling. (Standard louvered insert is also included for general room cooling) Auto-restart feature retains all system settings and returns the unit back to its last operational state after AC power is restored Compact, portable, self-contained design; ideal for IT, industrial, commercial and similar applications Quick and easy installation. Plugs into a standard 5-15R outlet; no adapter required Window/drop ceiling installation kit is included for extracting heat