Technical Information & Details for the MEAN WELL HLG-150H-48A Power Supply Output Power: 153.6 W Output Voltage: 48 V DC Output Current: 3.2 A Input Voltage Range: 90 – 305 V AC / 127 – 431 V DC Efficiency: 94 % Ripple & Noise: ≤ 200 mVp-p Inrush Current: max. 65 A @ 230 VAC Voltage Adj. Range: 43 – 53 V (via built-in potentiometer) Current Adj. Range: 1.92 – 3.2 A (via built-in potentiometer) Operating Temperature: −40 °C to +90 °C (case temperature) Cooling: Fanless natural convection Protections: Short circuit, Over current, Over voltage, Over temperature IP Rating: IP65 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, CE Manufacturer Warranty: 7 Years Product Information: MEAN WELL HLG-150H-48A The MEAN WELL HLG-150H-48A is a high-performance 150W LED driver renowned for its exceptional versatility and durability in professional lighting applications. As an A-Type model, it features internal potentiometers that allow users to fine-tune both the output voltage and current levels, ensuring perfect compatibility with various LED arrays. Achieving a remarkable efficiency of 94%, the driver operates with minimal power waste, which supports its reliable fanless design and allows it to function effectively in extreme environments from -40 °C to +90 °C. The unit is enclosed in a rugged metal housing with an IP65 ingress protection rating, making it highly resistant to dust and water splashes, ideal for outdoor street lighting, high-bay installations, and parking lot applications. Backed by an industry-leading 7-year manufacturer warranty and a typical lifetime exceeding 62,000 hours, the HLG-150H-48A stands as a top-tier choice for projects requiring long-term maintenance-free operation and superior power quality.

Technical Information & Details for the MEAN WELL WDR-120-24 Power Supply Output Power: 120 W Output Voltage: 24 V DC Output Current: 5 A Input Voltage Range: 180 – 550 V AC / 254 – 780 V DC, 47 – 63 Hz Efficiency: up to 91 % Ripple & Noise: ≤ 120 mVp-p Inrush Current: max. 50 A (Cold Start) Operating Temperature: -25 °C to +70 °C Cooling: free air convection Protection Functions: Short circuit, Overload, Over voltage, Over temperature Isolation Voltage: 3000 V AC between input and output Dimensions (H x B x T): 125.2 mm x 40 mm x 113.5 mm Weight: approx. 650 g Safety & EMC Certificates: UL508, IEC62368-1, EAC, BS EN/EN61000-6-2 DC OK Signal: Relay contact rating 30V/1A resistive Manufacturer Warranty: 3 years Information about the MEAN WELL WDR-120-24 The MEAN WELL WDR-120-24 is a specialized industrial power supply designed to provide a stable 24V DC output at 5A, specifically engineered for environments with high-voltage supply lines. Its primary strength lies in the ultra-wide input range, which allows the unit to operate reliably on either single-phase or two-phase electrical systems between 180 and 550V AC. This versatility is critical for industrial applications where a neutral wire may not be available or where voltage stability is inconsistent. With a peak efficiency of 91%, the WDR-120-24 minimizes thermal loss, allowing it to function effectively using only natural air convection within its compact 40mm wide chassis. Safety and system monitoring are heavily prioritized in this model, featuring a built-in DC OK relay contact that provides an automated signal for remote status tracking. The unit is equipped with advanced constant current limiting circuits and a robust protection suite that handles overloads, overvoltage, and thermal spikes with automatic recovery. Meeting heavy industrial immunity levels and UL508 standards, this power supply is an ideal choice for industrial control systems, semiconductor fabrication, and factory automation. The rugged design ensures a long service life, backed by a 3-year manufacturer warranty and a high MTBF, making it a dependable component for critical 24V infrastructure.