Technical Information & Details for the MEAN WELL HLG-185H-24AB Power Supply Output Power: 187.2 W Output Voltage: 24 V DC Output Current: 7.8 A Input Voltage Range: 90 – 305 V AC / 127 – 431 V DC, 47 – 63 Hz Efficiency: 94% Ripple & Noise: ≤ 150 mVp-p Dimming Function: 3-in-1 dimming (1-10VDC, 10V PWM, resistance) Voltage Adjustment Range: 22 – 27 V (via internal potentiometer) Current Adjustment Range: 3.9 – 7.8 A (via internal potentiometer) Power Factor (PF): ≥ 0.98 / 115 VAC, ≥ 0.95 / 230 VAC Operating Temperature: −40 °C to +90 °C (Case Temperature) Cooling: Fanless, free air convection Protection Functions: Short circuit, Over current, Over voltage, Over temperature Ingress Protection: IP65 (Dust-tight and protected against water jets) Isolation Voltage: 3750 V AC between Input and Output Dimensions (L x W x H): 228 mm x 68 mm x 38.8 mm Weight: approx. 1150 g Safety & EMC Certificates: UL8750, EN61347-1, EN61347-2-13, IP65, EAC, CE Manufacturer Warranty: 7 Years Information about the MEAN WELL HLG-185H-24AB The MEAN WELL HLG-185H-24AB stands as the most versatile choice for professional LED applications, offering a unique combination of localized control and remote dimming capabilities. As an AB-Type model, it features integrated potentiometers that allow installers to manually calibrate the output voltage (22–27V) and current (3.9–7.8A) on-site, while also supporting 3-in-1 dimming technology. This interface enables seamless integration with automated control systems using 1-10VDC, 10V PWM signals, or external resistance. The driver utilizes dual-mode constant voltage and constant current output, providing a stable power foundation for high-performance LED street lighting, stadium lamps, and industrial high-bay fixtures. Encased in a heavy-duty IP65-rated aluminum housing, it is engineered to withstand moisture and dust in the most demanding environments. With an outstanding energy efficiency of 94%, the fanless design operates silently and maintains a typical life expectancy of over 62,000 hours. To ensure complete peace of mind for large-scale infrastructure projects, the HLG-185H-24AB is backed by a premier 7-year manufacturer warranty, reflecting its industrial-grade durability.

Technical Information & Details for the MEAN WELL HLG-120H-24AB Power Supply Rated Power: 120 W Output Voltage (DC): 24 V Rated Current: 5 A Input Voltage Range: 90 – 305 V AC / 127 – 431 V DC Efficiency (typ.): 93 % Ripple & Noise (max.): 150 mVp-p Adjustability: Voltage (22–27V) and current (2.5–5A) via internal potentiometers Dimming Technology: 3-in-1 dimming (1–10V DC, 10V PWM signal, or resistance) Operating Temp. (Case): −40 °C to +80 °C IP Rating: IP65 Typical Lifetime: > 62,000 hours Manufacturer Warranty: 7 Years Details about the MEAN WELL HLG-120H-24AB The MEAN WELL HLG-120H-24AB is the premier 120W LED driver for applications requiring absolute control. As an "AB-Type" hybrid model, it is engineered for projects that demand both a baseline hardware calibration and ongoing dynamic electronic control, making it the most versatile unit in the 24V product line. The unit features a dual-control architecture. It is equipped with built-in internal potentiometers protected by rubber seals, allowing for the manual fine-tuning of output voltage and current levels during installation. Simultaneously, it provides an external 3-in-1 dimming control wire, supporting 1-10V DC, 10V PWM, and resistance signals for integration into smart building automation systems. Encased in a rugged IP65-rated metal housing, the HLG-120H-24AB ensures excellent thermal management and protection against dust and moisture. Its fanless design relies on natural air convection, enabling silent operation and a typical life expectancy exceeding 62,000 hours. Backed by an industry-leading 7-year warranty and a "Type HL" rating for hazardous locations, it is a top-tier choice for smart urban lighting, industrial high-bay luminaires, and professional horticultural systems.

Technical Information & Details for MEAN WELL HLG-480H-24AB Power Supply Output Power: 480 W Output Voltage: 24 V DC Output Current: 20 A Input Voltage Range: 90 – 305 V AC / 127 – 431 V DC, 47 – 63 Hz Efficiency: 94 % Ripple & Noise: 200 mVp-p Inrush Current: max. 35 A @ 230 V AC Power Factor (PFC): PF > 0.98 / 115 VAC, PF > 0.97 / 230 VAC Operating Temperature: −40 °C to +90 °C (Case temperature) Cooling: fanless free air convection Protection Functions: Short circuit, Over current, Over voltage, Over temperature IP Rating: IP67 Isolation Voltage: 3750 V AC (Input to Output) Dimensions (L x W x H): 262 mm x 125 mm x 43.8 mm Weight: approx. 2800 g Safety & EMC Certificates: UL8750, ENEC EN61347-1, EAC, CB, CE Special Feature: Adjustable via potentiometer & 3-in-1 dimming Manufacturer Warranty: 7 Years Information about the MEAN WELL HLG-480H-24AB The MEAN WELL HLG-480H-24AB is a high-performance 480-watt LED driver designed to meet the rigorous demands of professional lighting and heavy industrial systems. As an AB-Type model, this unit offers the ultimate level of control by featuring both an internal potentiometer for manual voltage and current level adjustments and a 3-in-1 dimming interface (0-10VDC, PWM signal, or resistance). This unique hybrid design empowers engineers to pre-set operational limits during installation while maintaining the ability for real-time dynamic dimming, making it perfect for stadium floodlights, harbor lighting, and high-bay industrial applications. Engineered for unparalleled durability, the HLG-480H-24AB is encased in a robust metal housing with an IP67 ingress protection rating, ensuring total resistance to dust and protection against water immersion. With an excellent efficiency rating of 94%, the power supply operates with minimal heat dissipation, allowing for a fanless design that thrives in ambient temperatures as high as +90°C. Backed by a standard 7-year manufacturer warranty and a typical lifetime exceeding 62,000 hours, this driver provides a reliable, long-term energy solution for mission-critical installations where maintenance access is limited and efficiency is paramount.

Technical Information & Details on MEAN WELL PWM-120-24 Power Supply Output Power: 120 W Output Voltage: 24 V DC Output Current: 5 A Input Voltage Range: 90 – 305 V AC / 127 – 431 V DC, 47 – 63 Hz Efficiency: up to 90 % PWM Frequency: 1.47 kHz Inrush Current: typ. 60 A / 50 µs @ 230 VAC No-Load Power Consumption: < 0.5 W Operating Temperature: −40 °C to +80 °C Cooling: natural convection Protection Functions: Short circuit (Hiccup mode), Overload, Overvoltage, Over temperature Overvoltage Category: II Isolation Voltage: 3.75 kV AC between input and output Dimensions (L x W x H): 191 mm x 63 mm x 37.5 mm Weight: approx. 0.97 kg Safety & EMC Certifications: UL8750, ENEC EN61347-1/-2-13, EAC, CB, IP67 Dimming: 3-in-1 (0-10V, PWM, Resistance) MTBF: > 2243.7k hours (Telcordia SR-332) Manufacturer Warranty: 5 years Information on MEAN WELL PWM-120-24 This PWM LED driver excels with its extremely wide operating range (−40 °C to +80 °C), IP67 waterproofing for outdoor use, and high efficiency up to 90 % with low no-load consumption. Unique features include flexible 3-in-1 dimming, automatic fault recovery, and superior vibration resistance for enduring performance. The MEAN WELL PWM-120 series is a high-performance 120 W PWM output LED driver power supply with waterproof IP67 housing, designed for demanding outdoor and industrial applications. The PWM-120-24 model delivers stable 24 V DC / 5 A output power with an extremely wide input voltage range of 90–305 V AC. It is ideal for LED lighting, street lamps, industrial LEDs, and weather-exposed installations, backed by comprehensive certifications and a 5-year manufacturer warranty.