• Output Power: 1008 W
• Output Voltage: 48 V DC
• Output Current: 21 A
• Input Voltage Range: 90 – 305 V AC / 250 – 431 V DC, 47 – 63 Hz
• Efficiency: up to 96 %
• Ripple & Noise: ≤ 250 mVp-p
• Inrush Current: Cold start max. 40 A at 230 V AC
• No-Load Power: < 0.75 mA leakage current
• Operating Temperature: −40 °C to +70 °C
• Cooling: fanless natural convection
• Protection Functions: Short circuit, Overload, Over voltage, Over temperature
• Overvoltage Category: OVC II
• Withstand Voltage: 3000 V AC between input and output
• Dimensions (H x W x D): 48.5 mm x 144 mm x 310 mm
• Weight: 4 kg
• Safety & EMC Certificates: UL62368-1, TUV BS EN/EN62368-1, EAC, CB, CE
• LED Indicator: Power on status indicator
• Manufacturer Warranty: 6 years

Information about the MEAN WELL HEP-1000-48

The MEAN WELL HEP-1000-48 is an exceptionally rugged industrial power supply and intelligent battery charger engineered specifically to withstand highly humid, dusty, oily, and high-vibration harsh environments. Built with a solid aluminum enclosure fully potted using heat-conducted glue, it ensures maximum durability and successfully passes rigorous 10G vibration tests. Featuring a wide universal AC input range and an impressive efficiency rating of up to 96 percent, the unit operates entirely fanless via natural convection across an extended operating temperature span from minus 40 up to plus 70 degrees Celsius.

Key highlights include flexible output programming capabilities, embedded digital communication protocols like PMBus and CANBus, and quick switchability between power supply and charger modes to support various battery chemistries. Backed by comprehensive electronic safeguards, an auxiliary power output, and a substantial 6-year manufacturer warranty, this power supply serves as the ultimate high-performance solution for heavy-duty industrial machinery, 5G telecom setups, and challenging outdoor applications.