Available. The Indramat RD42.1-4R-026-L is a regenerative power supply module from the RD 500 Drive Controllers series, designed for high-performance industrial applications. It delivers a rated output of 26 kW at 400 V AC, with a rated current of 50 A, and supports a DC link voltage range of 530 to 640 V DC. The module operates with forced air cooling, requiring a minimum airflow of 0.08 m³/s, and is housed in an IP20-rated enclosure, ensuring protection against solid objects larger than 12 mm. This device is ideal for integration with inverters in the REFUdrive 500 series, providing efficient and reliable power supply solutions for demanding industrial environments.