• Output Power: 31.2 W
• Output Voltage: 24 V DC
• Output Current: 1.3 A
• Input Voltage Range: 18 – 72 V DC (4:1 Wide Input)
• Efficiency: up to 91%
• Ripple & Noise: ≤ 100 mVp-p
• Inrush Current: max. 20 A @ 48 VDC
• Isolation Voltage: 4000 V DC (Reinforced Isolation)
• Operating Temperature: −40 °C to +70 °C
• Cooling: Fanless natural convection
• Protections: Short circuit, Overload, Over voltage, Input reverse polarity
• Unique Feature: Semi-potted for vibration resistance (5G)
• Dimensions (L x W x H): 113 mm x 60 mm x 25 mm
• Weight: approx. 250 g
• Safety & EMC Certificates: EN50155, EN45545-2 (Railway), UL 62368-1, CE, EAC
• LED Indicator: Power On Indicator
• Manufacturer Warranty: 3 Years

Information about the MEAN WELL RSD-30L-24

The MEAN WELL RSD-30L-24 is a professional-grade DC-DC converter specifically engineered for the demanding environments of railway systems and industrial automation. Fully compliant with EN50155 and EN45545-2 railway standards, it provides high levels of safety and fire resistance for rolling stock and public transportation. Its flexible 4:1 wide input range (18V to 72V) ensures a consistent 24V output despite significant input voltage drops or surges. The ultra-compact 1U low profile design, with a height of just 25mm, allows for easy installation in shallow cabinets and space-constrained areas.

A major technical advantage is the semi-potted encapsulation, which protects the internal circuitry from dust, humidity, and mechanical vibration up to 5G. The device features reinforced 4000V DC I/O isolation, ensuring robust protection and galvanic separation for downstream equipment. Operating via natural air convection, this fanless unit is designed for maintenance-free longevity in extreme temperatures ranging from -40 °C to +70 °C. With added safety features such as MOSFET input reverse polarity protection and constant current limiting, the RSD-30L-24 is a reliable power solution for critical communication and infrastructure projects.