• Output Power: 120 W
• Output Voltage (Default): 28.8V (Boost) / 27.6V (Float)
• Voltage Adjustable Range (VR): 21V – 30.4V DC
• Output Current: 4 A (adjustable 2 – 4 A)
• Input Voltage Range: 90 – 264 V AC / 127 – 370 V DC, 47 – 63 Hz
• Efficiency: 91.5%
• Power Factor (PFC): PF > 0.98 / 115 VAC, PF > 0.92 / 230 VAC
• No Load Power Consumption: < 0.15 W (with AC switch off)
• Operating Temperature: −30°C to +70°C
• Cooling: Fanless design via free air convection
• Protection Functions: Short circuit, Over voltage, Over temperature, Battery reverse polarity
• Charger Type: Selectable 2 or 3 stage via DIP S.W
• Output Connector: 3-pin XLR connector
• Dimensions (L x W x H): 182.7 mm x 96 mm x 49 mm
• Weight: 1.3 kg
• Safety & EMC Certificates: CB, DEKRA, UL, EAC, CE, UKCA (EN62368-1/EN60335-1/2-29)
• LED Indicator: Status LED for charging (Red: Charging / Green: Full)
• Manufacturer Warranty: 3 Years

Information about the MEAN WELL NPB-120-24XLR

The MEAN WELL NPB-120-24XLR is a high-performance 24V charging solution engineered for superior durability and universal battery chemistry support. Equipped with a professional 3-pin XLR output plug, this charger is perfectly suited for power-hungry mobile applications such as electric scooters, specialized medical devices, and portable broadcast equipment. Its advanced fanless mechanical design ensures completely silent operation and eliminates maintenance concerns related to mechanical fans, making it ideal for noise-sensitive or medical environments. A key unique characteristic is the user-selectable 2-stage or 3-stage charging curve, which can be instantly toggled via a physical DIP switch to provide optimized charging profiles for modern Lithium-ion (LiFePO4) or traditional Lead-acid (AGM/Gel) batteries. Furthermore, the unit empowers users with precise on-board adjustment of both voltage and charging current (50% to 100% range), allowing for perfect synchronization with various battery manufacturer specifications. With built-in battery reverse polarity protection and world-class safety certifications for both industrial and household standards, the NPB-120-24XLR provides a highly secure and efficient energy management platform for demanding users.