LED power supply 12V 120W Mean Well PWM-120-12DA IP67

The MEAN WELL Brand – Experts in Sealed and Waterproof Power Supplies

MEAN WELL is a global leader in the production of sealed and waterproof switching power supplies. This brand's products are valued for their reliability, high efficiency, and safe operation. MEAN WELL power supplies are widely used in LED lighting, automation, industry, and telecommunications, wherever protection against moisture, dust, and harsh environmental conditions is required.

General Description of the PWM-120-12DA Power Supply

The PWM-120-12DA is a professional, sealed, switched-mode LED power supply with a power output of 120W and an output voltage of 12V DC. Equipped with a sealed plastic housing with an IP67 rating, it provides full waterproofness and dustproofness. The power supply offers a wide input voltage range of 90–305VAC or 127–431VDC, active PFC, and DALI and 3-in-1 dimming (0–10VDC, PWM, resistor). Constant output voltage, regardless of load, ensures stable operation of LED devices. This model is designed for professional lighting installations, both indoors and outdoors.

Main features of the PWM-120-12DA power supply

• Hermetic, waterproof IP67 housing – full protection against moisture and dust
• Compact dimensions: 191 x 63 x 37.5 mm
• Constant output voltage 12V DC, current up to 10A
• Output power: 120W
• Universal input voltage: 90–305VAC / 127–431VDC
• High efficiency: up to 91%
• Active PFC (Power Factor Correction) function
• Function DALI and 3-in-1 dimming (0-10VDC, PWM, resistor)
• Surge resistance up to 4kV
• Protection: short circuit, overload, overvoltage, thermal
• No-load power consumption <0.5W
• Passive cooling - no fan
• Class II insulation
• 5-year manufacturer's warranty
• Compliance with international standards: ENEC, CE, UL, EAC

PWM-120-12DA power supply applications

The PWM-120-12DA power supply is ideal for powering LED lighting systems (stripes, modules, panels), architectural, garden, industrial, and illuminated advertising applications. Thanks to its hermetic IP67 housing, it is suitable for locations exposed to moisture, dust, and splashes: facades, gardens, production halls, shop windows, and outdoor installations. The power supply is also used in home automation, monitoring systems, HVAC, robotics, and anywhere that requires a stable, reliable 12V DC power supply and remote brightness control.

PWM-120-12DA Technical Specifications

Frequently Asked Questions (FAQ) about the PWM-120-12DA

• Is the PWM-120-12DA suitable for outdoor use? Yes, the IP67 rating provides full protection against water and dust - the power supply is intended for outdoor installation and damp locations.
• What protection does this power supply have? Does it protect against short circuits, overloads, overvoltage, and overheating.
• What are the typical applications? Powering LED strips, modules, panels, advertising, architectural, garden, and industrial lighting, automation and monitoring systems.
• Does the power supply support dimming? Yes, the DA model supports DALI and 3-in-1 dimming: 0–10VDC, PWM, resistor.
• Is the power supply quiet? Yes, cooling is by convection – no fan.
• How long is the warranty? 5 years from the date of purchase.
• What are the operating conditions? Temperature from -40°C to +70°C, free-standing installation or in a hermetic box.