Key Specifications Parameter Value Model Number BLE-490W-4 Product Type Power Supply Module / Rectifier / Battery Charger Manufacturer Emerson Network Power / Vertiv Power Rating 490 Watts Primary Function AC-DC power conversion, battery charging, DC power distribution Electrical Specifications Input Voltage 90-264 VAC (universal input, typical) Input Frequency 47-63 Hz Input Power Factor >0.95 (active PFC) Output Voltage Likely 24V DC, 48V DC, or other telecom/industrial voltage (exact voltage requires confirmation) Output Current Depends on output voltage (e.g., 20.4A at 24V, 10.2A at 48V) Efficiency >90% typical Protection Features Protection Overvoltage, overcurrent, overtemperature, short circuit Physical Form Factor Modular power supply for rack or panel mounting Dimensions Industry-standard 1U or 2U height (exact dimensions require confirmation) Cooling Forced air cooling with internal fan Connections Terminal blocks or industry-standard power connectors Features Indicators LED status indicators for power, fault, and operation Remote Monitoring Optional via communication interface Hot-swappable Possibly for redundant configurations Parallel Operation May support N+1 redundancy Environmental Operating Temperature -10°C to +50°C (14°F to 122°F) typical Storage Temperature -20°C to +70°C (-4°F to 158°F) Humidity 5% to 95% (non-condensing) Certifications Compliance CE, UL, RoHS compliant Safety Standards IEC 60950-1, UL 60950-1 EMC Standards FCC Part 15 Class A, EN 55022 Class A