• Output Power: 300 W
• Output Voltage: 24 V DC
• Output Current: 12.5 A
• Input Voltage Range: 250 – 1500 Vdc (6:1 ultra-wide input)
• Efficiency: Up to 91%
• Ripple & Noise: ≤ 240 mVp-p
• Inrush Current: Max 500 A @ 1500 Vdc (Cold start)
• Operating Temperature: −40 °C to +80 °C (Derating above +55 °C)
• Cooling: Fanless design, cooling by free air convection
• Protection: Short circuit, Overload, Over voltage, Over temperature, DC input reverse polarity, Under voltage lockout
• Over Voltage Category: OVC II
• Isolation Voltage: 4 kV AC reinforced isolation (I/O)
• Operating Altitude: Up to 5000 meters
• Dimensions (L x W x H): 237 mm x 100 mm x 41 mm
• Weight: Approx. 1.1 kg
• Safety Standards: UL1741, BS EN/EN62109-1, IEC62109-1, EAC TP TC 004
• Voltage Adj. Range: 24 V – 29 V DC
• Manufacturer Warranty: 3 Years

Information about the MEAN WELL RSDH-300-24

The MEAN WELL RSDH-300-24 is a professional-grade 300W DC-DC converter designed to bridge the gap between high-voltage generation and stable industrial power. It features an industry-leading 6:1 ultra-wide input range of 250 to 1500 Vdc, allowing it to operate directly from high-voltage DC sources common in solar farms and windmill power generation. The unit’s half-encapsulated, fanless design ensures exceptional durability against environmental stressors, operating reliably across a temperature spectrum of -40 °C to +80 °C. High-level safety is guaranteed by 4 kV AC reinforced isolation and the capacity to withstand 1700 Vdc surge inputs for 10-second durations, protecting sensitive downstream equipment. With its UL1741 compliance and high-altitude certification for up to 5000 meters, the RSDH-300-24 is a premier choice for energy storage systems (ESS), DC bus centralized applications, and semiconductor fabrication equipment where a slim 1U profile and long-term stability are essential.