• Output Power: 285 W
• Output Voltage: 15 V DC (adjustable from 13.5 – 17 V)
• Output Current: 19 A (adjustable from 9.5 – 19 A)
• Input Voltage Range: 90 – 264 V AC / 128 – 370 V DC, 47 – 63 Hz
• Efficiency: 94%
• Ripple & Noise: ≤ 150 mVp-p
• Inrush Current: max. 70 A @ 230 VAC (cold start)
• No-load Power Consumption: < 0.5 W
• Operating Temperature: −55 °C to +70 °C
• Cooling: fanless free air convection
• Protections: Short circuit, Overload (hiccup mode), Over voltage, Over temperature
• Protection Rating / Enclosure: IP65, aluminum case fully potted with heat-conductive silicone
• Vibration Resistance: Withstands 10G vibration test
• Surge Immunity: 6 kV surge immunity level
• Isolation Voltage: 3750 V AC input-to-output
• Dimensions (L x W x H): 252 mm x 90 mm x 43.8 mm
• Weight: approx. 1.88 kg
• Safety & EMC Standards: UL62368-1, IEC62368-1, IP65, EAC, CB, CE
• Warranty: 6 years

Information about MEAN WELL HEP-320-15A

Purpose-built to perform reliably in severe ambient conditions, the MEAN WELL HEP-320-15A provides heavy-duty power output where conventional units fail. Enclosed in a full-metal housing with heat-dissipating silicone, its certified IP65 rating guards completely against water jets and dust, while the advanced fanless thermal design thrives across ambient temperatures from −55 °C to +70 °C. The power supply easily endures intense structural stress thanks to its 10G vibration testing rating alongside a high-level 6 kV surge immunity, making it well-suited for petroleum extraction sites, harsh mine shafts, and external digital signage. Reflecting MEAN WELL's highest build standards for industrial hardware, this model includes an extended 6-year warranty.