Technical Information & Details for MEAN WELL AD-155A Power Supply
- Output Power: 151.55 W (CH1: 13.8 V / 11.5 A, CH2: 13.3 V / 0.5 A)
- Output Voltage: CH1: 13.8 V DC (12–14.5 V adjustable), CH2: 13.3 V DC
- Output Current: CH1: 0–11.5 A, CH2: 0–0.5 A
- Input Voltage Range: 88 – 264 V AC / 124 – 370 V DC, 47 – 63 Hz
- Efficiency: 80%
- Ripple & Noise: 150 mVp-p
- Inrush Current: Cold Start 23 A @ 115 VAC / 45 A @ 230 VAC
- Power Factor (PFC): PF > 0.92 at full load
- Operating Temperature: −10 °C to +60 °C
- Cooling: Free air convection (expandable via 21.6 CFM forced air)
- Protections: Short circuit, Overload, Over voltage, Battery low shutdown, Battery polarity protection
- Isolation Voltage: 3000 V AC between Input and Output (I/P-O/P)
- Dimensions (L x W x H): 199 mm x 110 mm x 50 mm
- Weight: approx. 880 g
- Safety & EMC Certifications: UL62368-1, TUV BS EN/EN62368-1, AS/NZS 62368.1, EAC TP TC 004, BS EN/EN55032 Class B
- LED Indicator: Power On Indicator
- Warranty: 2 Years
Information about MEAN WELL AD-155A
Engineered to deliver seamless backup capability, the MEAN WELL AD-155A functions as a highly practical dual-purpose power supply and battery charger (UPS function) designed for mission-critical electronic setups. Built-in Power Factor Correction (PFC > 0.92) guarantees optimal energy utilization while lowering line harmonics across standard AC inputs. The unit incorporates dedicated battery polarity and low-battery protection circuits to safeguard external energy storage from deep discharge damage during outages. Operating smoothly under working ambient conditions up to +60 °C, this compact enclosed chassis is an excellent match for security systems, emergency lighting, telecommunications, and industrial automation hardware requiring continuous power retention.