MEAN WELL 300W Railway Certified Regulated Isolated DC/DC Converter 24V dc Output 31.2V dc Max Input 16.8V Min RSD-300B-24

MEAN WELL RSD-300B-24 is a 300W railway certified regulated isolated DC/DC converter designed to deliver a stable 24V dc output power up to 271.2W. It accepts a wide input voltage range from 16.8V to 31.2V dc, making it ideal for vehicles equipped with DC power sources such as railway systems, metros, buses, and vessels.

The converter chassis mount design allows for easy installation in demanding industrial and transportation environments. It operates reliably under extreme conditions with an ambient temperature range of -40°C to 55°C, ensuring sustained performance in harsh operating environments.

This unit complies with critical railway certification standards including EN50155, IEC60571, IEC61373, and EN50121-3-2, guaranteeing compliance for shock, vibration, and electromagnetic interference immunity. The input/output isolation voltage rating of 4000V dc ensures safety and noise reduction in sensitive applications.

Designed with protective features such as short circuit, overload, over voltage, over temperature, and input reverse polarity protection, the RSD-300B-24 offers robustness and durability. Its semi encapsulated half package type protects the PCB against moisture and dust while allowing effective heat dissipation.

The product boasts a high efficiency of approximately 90% to 91%, enabling energy-efficient operation with convection cooling, negating the need for forced air cooling. The built-in constant current limiting circuit and LED indicator facilitate safe, continuous operation and easy status monitoring.

The compact footprint features dimensions of 216mm length, 96.5mm width, and 40mm depth with a weight of 1.19kg. This power supply module is reliable for industrial, laboratory, transport, telecommunications, and harsh environment applications including DC UPS systems, metro rapid transit infrastructure, leisure trailers, and vessel power management.

Operating input voltage range from 16.8V to 31.2V dc. Maximum output power rating of 271.2W with 24V output voltage. Conforms to multiple railway safety and performance standards. Wide ambient temperature tolerance and anti-vibration capability up to 5G.

Built-in protection functions and current limiting circuitry. Chassis mount, semi encapsulated package type for durable installation. LED indicator for power and 100% full load burn-in tested.

Choose MEAN WELL RSD-300B-24 for a robust, certified, and efficient DC/DC power solution in critical railway, transportation, and industrial applications. Explore more certified power converters and accessories in our Electronics & Electricals DC/DC Converter category at EnvMart.