The 3kW high voltage (HV) DC power supplies manufactured by Cotek are now available from power conversion specialist Relec Electronics. The flexible AEK 3000 HV Series offers 90 to 264V AC input and a choice of regulated, single outputs (150, 200, 250, 300, and 400V DC). An auxiliary output is selectable from +5V/0.5A or +9V/0.3A. The high efficiency AC-DC converters are supplied in fully enclosed cases, with integrated fans for cooling operation in space-limited applications. Dimensions are just 280 x 170 x 64mm. Models in the series have built-in redundancy.