Technical Information & Details for MEAN WELL ENP-120-48 Power Supply
- Output Power: 121 W (Peak 151.8 W / 125%)
- Output Current: 2.2 A (Peak 2.75 A)
- Output Voltage: 55.2 V DC (Adjustable 47.5 – 58.8 V)
- Input Voltage Range: 90 – 264 V AC / 127 – 370 V DC, 47 – 63 Hz
- Efficiency: 91%
- Ripple & Noise: ≤ 350 mVp-p
- Inrush Current: Max. 65 A @ 230 VAC (Cold start)
- No-Load Power Consumption: < 0.15 W
- Operating Temperature: −30 °C to +70 °C
- Cooling: Fanless, free air convection
- Protections: Short circuit, Overload, Over voltage, Over temperature
- Overvoltage Category: OVC II
- Isolation Voltage: 3000 V AC input-to-output
- Dimensions (H x W x D): 45.5 mm x 192 mm x 178 mm
- Weight: approx. 980 g
- Safety & EMC Certificates: IEC 62368-1, UL 62368-1, EAC TP TC 004, BS EN/EN 55032 Class B
- LED Indicator: Power On indicator
- Manufacturer Warranty: 3 Years
Information on the MEAN WELL ENP-120-48
Tailored for high-voltage mobile communication systems and security networks, the desktop-format MEAN WELL ENP-120-48 delivers a regulated 55.2 V DC output up to 2.2 A. The power unit strictly adheres to international eco-design guidelines including Energy Efficiency Level VI, reducing standby energy consumption down below 0.15 W. Passive convection cooling eliminates mechanical fans, enabling silent continuous operation across an extended operating temperature range of -30 °C to +70 °C. Dynamic load spikes during equipment activation are reliably buffered by its 125% peak load capability, and global regulatory compliance is backed by full certification to IEC/UL 62368-1 safety standards.