Premium PSU's CBS-10K is a single output DC/DC converter that provides a peak power of up to 10kW during 40 seconds with multiple input-output voltage combinations, which makes it the perfect fit for a wide range of applications that require high power conversion in a compact and. Premium PSU's CBS-10K is a single output DC/DC converter that provides a peak power of up to 10kW during 40 seconds with multiple input-output voltage combinations, which makes it the perfect fit for a wide range of applications that require high power conversion in a compact and. Premium PSU's CBS-10K is a single output DC/DC converter that provides a peak power of up to 10kW during 40 seconds with multiple input-output voltage combinations, which makes it the perfect fit for a wide range of applications that require high power conversion in a compact and light design. With. TDK-Lambda's power supplies are engineered to meet these stringent requirements with advanced thermal management, shock and vibration resistance and wide input voltage ranges. With features like high efficiency, compact size and rugged construction, our power supplies provide stable and reliable. Hitachi Energy takes care of design, engineering, construction and commissioning of complete traction power supply systems for both long distance rail and mass transit applications. We offer a full range of traction substations for DC and AC applications containing all the switchgear and protection. Schaefer's railway grade power conversion products include AC-DC power supplies, DC-DC power converters, rectifiers and battery chargers and DC-AC sine wave inverters. We specialize in custom railway power solutions for on-board and trackside heavy rail power supply applications that meet EN 50155. required output power with pure sine wa an internal DC voltage, which feeds the AC outp rovide sufficient airflow for operation without de-rating.