MEAN WELL Regulated Isolated DC/DC Converter 12V DC Output 270W Surface Mount RSD-300B-12

MEAN WELL RSD-300B-12 is a high-performance regulated isolated DC/DC converter delivering 12V DC output at 270W, optimized for railway, metro rapid transit, buses, leisure trailers, vessels, and telecommunication equipment applications.

This converter supports wide input voltages ranging from 16.8V to 31.2V DC, suitable for diverse DC power sources typically found in vehicle and industrial environments.

It features high efficiency reaching up to 89.5%, ensuring reduced power loss and thermal management without the need for forced air cooling, operational across a wide ambient temperature range from -40°C to +55°C.

The RSD-300B-12 incorporates comprehensive protective functions such as short circuit, overload, output over voltage, over temperature, and input reverse polarity protections, enhancing device safety and reliability in harsh conditions.

The product’s half encapsulated housing provides essential moisture and dust resistance along with effective heat dissipation, suitable for environments subjected to vibration and shocks, complying with railway standards including EN50155, IEC60571, IEC61373, and EN50121-3-2.

The isolation voltage of 4kV DC ensures electrical safety by preventing unwanted current flow between input and output circuits, critical for applications with high regulatory demands.

Designed with a surface mount package with dimensions of 216mm length and 40mm depth, it facilitates easy integration into equipment requiring compact power conversion solutions. Its Mean Time Between Failures (MTBF) is rated at 1,850,100 hours, indicating a robust and reliable power supply suitable for demanding industrial and transportation use cases.

Wide input voltage range from 16.8V to 31.2V DC. High efficiency of 89.5% for energy-saving operation. Comprehensive protection mechanisms. Compliance with key railway and industrial standards. Half encapsulated for environmental resistance.

4kV DC isolation voltage for safety. Compact surface mount form factor. Long MTBF for dependable service.

This MEAN WELL DC/DC converter is ideal for railway systems, metro transit vehicles, buses, marine vessels, telecom equipment, DC UPS systems, and industrial vehicles needing stable and reliable power conversion. Explore more innovative power solutions and accessories in the DC/DC Converter category at EnvMart.