Technical Information & Details for the MEAN WELL NDR‑120‑12 Power Supply
- Output Power: 120 W
- Output Voltage: 12 V DC
- Output Current: 10 A
- Input Voltage Range: 90 – 264 V AC / 127 – 370 V DC, 47 – 63 Hz
- Efficiency: up to 87 %
- Ripple & Noise: ≤ 120 mVp‑p
- Inrush Current: max. 20 A @115 VAC / 40 A @230 VAC
- No‑Load Power Consumption: < 0.75 W
- Operating Temperature: −20 °C to +70 °C
- Cooling: fanless, natural convection
- Protection Features: short‑circuit, overload, over‑voltage, over‑temperature
- Overvoltage Category: OVC II
- Isolation Voltage: 3000 V AC between input and output
- Dimensions (H x W x D): 125.2 mm × 40 mm × 113.5 mm
- Weight: approx. 670 g
- Safety & EMC Certificates: CE, UL 508, TÜV, CB, EAC
- LED Indicator: Power On Indicator
- Manufacturer Warranty: 3 years
Information about the MEAN WELL NDR‑120‑12
The MEAN WELL NDR‑120‑12 is a high‑performance DIN‑rail industrial power supply delivering 120 W of rated power with a stable 12 V DC / 10 A output. It offers a high efficiency of up to 87 %, a compact 40 mm wide metal housing, and fanless natural convection cooling for quiet and reliable operation. Comprehensive protection circuits (short‑circuit, overload, over‑voltage, over‑temperature) and automatic recovery ensure maximum safety. With its wide input range of 90–264 V AC, this power supply is ideal for PLC systems, sensor networks, building automation, and industrial control applications where long‑term reliability and space efficiency are crucial. Certified by CE, UL, and TÜV, the NDR‑120‑12 delivers durable, energy‑efficient, and trusted power performance for modern industrial environments.