AD-155 Series is MEAN WELL switching power supply, with low cost, high reliability, compact size, light weight, 105°C output capacitor, 100% full load burn-in test, international AC input range, built-in EMI filter, low ripple noise, high efficiency, low working temperature, soft-start circuit, limiting AC surge current, short circuit, overload, over voltage protection and so on.
The AD-155 Series from Mean Well offers low‑cost, high‑reliability switching power supplies with compact size and light weight. Features include soft‑start, built‑in EMI filter, and protection against short circuit, overload and over‑voltage.
Key specifications include multiple output voltage options (13.8 V, 27.6 V, 54 V), efficiencies up to 84 %, input voltage range 88‑264 VAC (47‑63 Hz) or 124‑370 VDC, and a compact 199 × 110 × 50 mm case weighing about 1 kg. The units meet UL1950, TUV EN60950, and EMC standards such as CISPR22 Class B.
| Output Voltage (CH1) | 13.8 V (AD‑155A), 27.6 V (AD‑155B), 54 V (AD‑155C) |
|---|---|
| Efficiency | 80 % – 84 % |
| Input Voltage Range | 88‑264 VAC 47‑63 Hz; 124‑370 VDC |
| Power Factor | > 0.92 |
| Dimensions | 199 × 110 × 50 mm |
| Weight | 1 kg |
| Operating Temperature | -10 °C to +60 °C |
| Storage Temperature | -20 °C to +85 °C |
| Withstand Voltage (YP‑O/P) | 3 kV AC |
The AD‑155 series accepts 88‑264 VAC at 47‑63 Hz or 124‑370 VDC.
It includes short‑circuit, overload, over‑voltage, battery‑low, and automatic recovery protections.
Efficiency ranges from 80 % to 84 % depending on the model.
The unit measures 199 × 110 × 50 mm and weighs about 1 kg.