MEAN WELL PWM-120 LED Constant Voltage Power Supply Driver For LED

Mean Well PWM-120 LED Driver (120 W) — Constant Voltage / Dimmable / Class II

The Mean Well PWM-120 Series is a 120 W constant-voltage LED driver offering PWM-style output (up to ~4 kHz, compliant with IEEE 1789-2015) for enhanced brightness uniformity in LED strip and architectural lighting systems. With a wide input voltage window (90 – 305 VAC), Class II design, active PFC and IP67 encapsulation, this driver is ideal for demanding indoor/outdoor LED installations.

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Key Features

• ✅ PWM-style constant-voltage output with high-frequency switching up to 4 kHz (per IEEE 1789).
• ✅ Universal AC input: 90 – 305 VAC, 127 – 431 VDC.
• ✅ Class II housing, active PFC, standby power consumption < 0.5 W.
• ✅ Multiple output voltages: 12 V / 24 V / 36 V / 48 V.
• ✅ Fully encapsulated IP67 version available.
• ✅ Long lifetime (>50,000 h), 5-year warranty.

Available Output Voltages / Models

• ☑️ 12 V (PWM-120-12)
• ☑️ 24 V (PWM-120-24)
• ☑️ 36 V (PWM-120-36)
• ☑️ 48 V (PWM-120-48)

Dimming Options

• ☑️3 in 1 (0–10 Vdc, PWM signal, resistance)
• ☑️ DALI 2 (Fully compatible with both DALI2 and DALI Min. dimming level 0.2%)

Applications

• ✅ Architectural LED strip lighting, cove and wall-wash systems
• ✅ Outdoor linear fixtures, signage lighting with dimming demands
• ✅ Retrofit constant-voltage LED modules requiring precision dimming and high output fidelity

Why Choose the PWM-120 Series?

• ✅ High-power constant-voltage driver for larger LED strip runs or multi-module lighting systems
• ✅ PWM-style output for superior brightness uniformity and flicker performance
• ✅ Flexible voltage output options and robust dimming support (0-10 V, PWM, resistance, DALI variants available)

View manufacturer page on MeanWell.com