Technical Information & Details for the MEAN WELL ELG-75-48AB-3Y Power Supply
- Output Power: 76.8 W
- Output Voltage: 48 V DC
- Output Current: 1.6 A
- Voltage Range: 24 – 48 V
- Output Voltage Adjustment Range: 43.2 – 52.8 V DC
- Output Current Adjustment Range: 0.8 – 1.6 A
- Input Voltage Range: 100 – 305 V AC / 142 – 431 V DC, 47 – 63 Hz
- Power Factor: PF ≥ 0.95 at 230 VAC (full load)
- Efficiency: up to 90%
- Ripple & Noise: ≤ 250 mVp-p
- Inrush Current: Cold start 50 A at 230 VAC
- No Load / Standby Power: < 0.5 W
- Operating Temperature: Tc = -40 °C to +85 °C
- Cooling: fanless natural convection
- Ingress Protection: IP65
- Protection Functions: short circuit, overload, overvoltage, overtemperature
- Isolation Voltage: 3.75 kV AC input to output
- Dimensions (L x W x H): 180 mm x 63 mm x 35.5 mm
- Weight: approx. 0.8 kg
- Dimming Function: 3-in-1 dimming via 0–10 V, 10 V PWM, or resistance
- Configuration: AB version with adjustable voltage/current and dimming, 3Y with 3-wire input including PE
- Safety & EMC Certifications: UL8750, CSA C22.2 No. 250.13-12, EN/IEC 61347-1, EN/IEC 61347-2-13, EN62384, EAC
- Lifetime: typical > 50,000 hours
- Manufacturer Warranty: 5 years
Information about the MEAN WELL ELG-75-48AB-3Y
The MEAN WELL ELG-75-48AB-3Y is a dependable 75 W LED power supply designed for demanding indoor and outdoor lighting applications. Its key strengths include a wide universal input range, high efficiency up to 90%, fanless cooling, and a durable metal housing with IP65 protection, making it well suited for architectural lighting, high-bay lighting, flood lighting, and other long-life LED installations. Because the unit supports both constant voltage and constant current operation, it offers strong application flexibility while maintaining stable and reliable output performance.
The AB version stands out through its built-in output voltage and output current adjustment together with 3-in-1 dimming capability. This gives installers and lighting designers more precise control for system matching and brightness regulation through 0–10 V, PWM, or resistance dimming, which is a clear advantage in customized LED projects. The 3Y configuration adds a 3-wire input with protective earth for more installation security, while the integrated protection functions, long expected service life, and 5-year manufacturer warranty make this model a strong choice for professional continuous-duty use.