The DLM 3 kW and 4 kW Series programmable DC power supplies are designed to provide highly stable, continuously variable output voltage and current for a broad range of applications in a compact 2U ( 3½” high) chassis. 1 DLMRT488 (800)925-5144 9250 Brown Deer Road San Diego CA United States of America 92121 http://www.xantrex.com /InstrumentDescription/hc:Capabilities/hc:Capability[@name="DC"]/hc:Interface/c:Ports/c:Port[@name="DC"] /InstrumentDescription/hc:Interface/c:Ports/c:Port[@name="DC_OUT"]