Technical Information & Details for the MEAN WELL HLG-185H-24A 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 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-24A The MEAN WELL HLG-185H-24A is a high-performance 187.2W AC/DC LED driver designed to meet the rigorous demands of industrial lighting systems. A key characteristic of the "A-Type" model is its internal potentiometers, which allow for manual adjustment of the output voltage (22–27V) and output current (3.9–7.8A). This feature provides essential on-site flexibility, enabling users to fine-tune power levels to match the exact requirements of their LED arrays. Utilizing a dual-mode constant voltage and constant current architecture, it ensures stable performance across a wide range of applications. The heavy-duty metal enclosure carries an IP65 rating, providing superior protection against dust and water jets, making it the perfect choice for LED street lighting, parking area illumination, and industrial high-bay fixtures. Boasting a peak efficiency of 94%, the driver operates reliably via free air convection without the need for active cooling fans. With a typical life expectancy of over 62,000 hours and a generous 7-year manufacturer warranty, the HLG-185H-24A stands as a top-tier, maintenance-free solution for professional-grade installations.

Technical Information & Details for the MEAN WELL ELG-75-C350DA-3Y Power Supply Rated Power: 74.55 W Output Voltage: 107 – 214 V DC Output Current: 350 mA Input Voltage Range: 100 – 305 V AC / 142 – 431 V DC, 47 – 63 Hz Efficiency: up to 90 % Power Factor (PF): PF ≥ 0.97 @ 115 V AC / PF ≥ 0.95 @ 230 V AC Inrush Current: max. 50 A @ 230 V AC Standby Power Consumption: < 0.5 W Operating Temperature: −40 °C to +85 °C (Tcase) Cooling: Fanless free air convection Protections: Short circuit, overload, overvoltage, overtemperature IP Rating & Design: IP67 metal housing with functional ground Isolation Voltage: 3750 V AC between input and output Dimensions (L x W x H): 180 mm x 63 mm x 35.5 mm Weight: approx. 800 g Safety & EMC Standards: UL8750 (Type HL), EN61347, EAC, CE, CB Dimming Control: DALI control technology (IEC 62386) Warranty: 5 years Information about the MEAN WELL ELG-75-C350DA-3Y Engineered to deliver high-efficiency performance for demanding LED lighting networks, the MEAN WELL ELG-75-C350DA-3Y provides a regulated constant current output of 350 mA with up to 74.55 watts of total power. System designers frequently specify this precise configuration for rugged installations due to its heavy-duty IP67 rating for dust and water resistance, which enables reliable long-term operation in challenging outdoor environments. Thermal endurance in high-ambient conditions is assured by the expanded Tcase −40 °C to +85 °C operating temperature limits, preventing premature failure during severe seasonal weather changes. Intelligent lighting integration is fully supported by the onboard DALI control technology interface, facilitating accurate digital dimming protocols and addressable group management across commercial networks. Furthermore, the unit complies with strict UL8750 Type HL safety standards for Class I Division 2 hazardous locations and includes a robust 5 years warranty coverage that minimizes long-term operational risk. Utilizing a durable metal enclosure with a 3-wire input configuration (3Y), the fanless construction relies entirely on natural air convection to deliver continuous full-load output quietly while achieving efficiency ratings up to 90 percent. An integrated active PFC stage guarantees superior power factor correction, while advanced internal design keeps standby power consumption under 0.5 watts during idle states. Comprehensive protection mechanisms—including automatic hiccup-mode recovery for short circuits and shutdown protection for overvoltage or overtemperature events—safeguard connected luminaire arrays against unexpected line disturbances. Featuring high transient surge immunity up to 6 kV, this driver represents an exceptionally stable solution for street lights, bay lighting, and horticultural applications.