HP Assy-LV Power Supply PCB 220V

When an HP system's power delivery fails, the culprit is often the low-voltage power supply PCB. This HP Assy-LV Power Supply PCB 220V (RM3-8541-000CN) is a genuine replacement board engineered to restore reliable DC power to HP electronic equipment. It converts 220V AC mains input into the stable low-voltage DC rails (+3.3V, +5V, +12V) required by the system's logic and peripherals, ensuring consistent operation and protecting sensitive components.

Who is it for

This power supply PCB is intended for service technicians, IT administrators, and advanced repair professionals who need to replace a faulty power board in compatible HP devices. It is not a consumer plug-and-play part; it requires technical expertise for safe installation and handling of high-voltage components.

Main features

• Converts 220V AC to low-voltage DC outputs (+3.3V, +5V, +12V) for HP systems
• Estimated maximum output power of 150W, suitable for a range of HP electronics
• Integrated protection circuits: over-voltage, over-current, short-circuit, and over-temperature
• Passive convection cooling for silent, maintenance-free operation
• Compact internal PCB assembly with screw-hole mounting points for secure installation
• Compliant with RoHS and CE standards for environmental and safety assurance

Specifications

• Brand: HP
• Model: RM3-8541-000CN
• MPN: RM3-8541-000CN
• Product Type: Power Supply Unit (PSU) PCB Assembly
• Input Voltage: 220V AC
• Input Frequency: 50/60 Hz
• Output Voltage Type: DC (Low Voltage)
• Typical Output Voltages: +3.3V, +5V, +12V
• Maximum Output Power: 150W (estimated)
• Form Factor: Internal PCB Assembly
• Protection Features: OVP, OCP, SCP, OTP
• Input Connector Type: 2-pin AC Power Header
• Output Connector Type: Multi-pin DC Power Headers
• Efficiency Rating: Typically >80% (unspecified formal rating)
• Cooling Method: Passive Convection
• Mounting: Screw-hole mounting points
• Operating Temperature Range: 0°C to 50°C
• Storage Temperature Range: -20°C to 70°C
• Humidity Range: 10% to 90% RH (non-condensing)
• Compliance: RoHS, CE
• Intended Use: Replacement or spare part for HP electronic systems
• Number of Output Rails: 3 (for +3.3V, +5V, +12V)

Tips

Before ordering, verify that this PCB matches the part number and voltage requirements of your specific HP device. Always disconnect the equipment from mains power and discharge any capacitors before installation. Handle the board by its edges to avoid electrostatic damage. If you are unsure about compatibility or installation, consult a qualified technician.