• Output Power: 150.1 W (at 200 – 305 V AC) / 105 W (at 100 – 180 V AC)
• Output Voltage: 54 V DC (Constant current region: 27 – 54 V)
• Rated Current: 2.78 A
• Dimming Function (DALI Interface): DALI technology (Digital Addressable Lighting Interface) & Push Dimming
• Ripple & Noise (max.): ≤ 350 mVp-p
• Voltage Tolerance: ±2.0%
• Input Voltage Range: 100 – 305 V AC / 142 – 431 V DC
• Power Cord Option (3Y Specification): 3-wire AC input cable (Class I with safety earth ground) for European / global standard installations
• Efficiency (Typ.): 91%
• Power Factor (PF): PF ≥ 0.97 at 115 V AC / PF ≥ 0.95 at 230 V AC / PF ≥ 0.92 at 277 V AC (at full load)
• Ingress Protection: IP67 (suitable for indoor and outdoor installations)
• Operating Temperature: Tcase −40 °C to +90 °C (max. case temperature +90 °C)
• Cooling: Fanless free air convection
• Protections: Over current (95 – 108%, constant current limiting), Short circuit (hiccup mode), Over voltage (60 – 67 V), Over temperature
• Form Factor / Housing: Metal housing design with functional Ground (Class I)
• Dimensions (L x W x H): 219 mm x 63 mm x 35.5 mm
• Weight: Approx. 0.95 kg
• Manufacturer Warranty: 5 Years

Information about MEAN WELL ELG-150-54DA-3Y

The MEAN WELL ELG-150-54DA-3Y is a high-performance 150W AC/DC LED power supply featuring dual mode constant voltage and constant current output. Housed in a durable metal casing, it accepts a wide input voltage range of 100 to 305 V AC and provides a 54 V DC output with a rated current of up to 2.78 A (150.1 W output at 200–305 V AC). As a DA-Type model, it features an IP67 rating and built-in DALI technology (along with push dimming support) for seamless integration into smart lighting management systems. The 3Y suffix designates the model configured with a 3-wire AC input cable with protective earth grounding for compliance with international safety standards.

Designed with fanless free air convection cooling, it operates efficiently across case temperatures ranging from −40 °C to +90 °C, making it suitable for indoor and outdoor installations such as LED street lighting, architectural lighting, and floodlighting. Equipped with active PFC, built-in protection circuitry, and a lifetime expectancy exceeding 50,000 hours, it is backed by a 5-year manufacturer warranty.