HP OEM SPS-403810-001ADT 18.5V Power Adapter

The HP SPS-403810-001ADT Power Adapter (commonly referenced as HP 403810-001) is a genuine original equipment manufacturer (OEM) AC adapter designed for various legacy HP Compaq Pavilion, Presario, and business notebook series laptops from the mid-2000s era. This reliable 65W power supply provides stable charging and operation for compatible HP/Compaq laptops, ensuring optimal performance for everyday computing, multimedia, and light productivity tasks.

As an authentic HP spare part (SPS prefix denotes “Spare Part”), it features HP’s built-in safety mechanisms, including protection against overvoltage, overcurrent, short circuits, and overheating. The universal input voltage range supports global use, making it suitable for travel or replacement in different regions. It includes a standard power cord for immediate setup.

Key Features

• Genuine HP OEM quality — Authentic Hewlett-Packard replacement for guaranteed fit, performance, and safety.
• 65W power delivery — Sufficient for charging and powering mid-range HP/Compaq notebooks without strain.
• Universal input — Compatible with worldwide AC outlets (100-240V).
• Safety protections — Built-in safeguards for overvoltage, overload, short circuit, and thermal protection.
• Durable construction — Compact external brick design with a reliable yellow-tipped or standard barrel connector (typically 4.8mm outer x 1.7mm inner pin, often with center pin for smart identification in some variants).
• Includes AC power cord — Comes with a standard 3-prong (IEC C13) input cord for plug-and-play use.
• Lightweight and portable — Easy to carry as a spare or replacement.

Specifications

• Part Number / Spare Part: SPS-403810-001ADT (also listed as 403810-001)
• Input: 100-240V AC ~ 50/60Hz (universal voltage, typically up to 1.7A-2A draw)
• Output: 18.5V DC @ 3.5A (65W maximum)
• Connector: 4.8mm x 1.7mm barrel plug (with center pin/smart ID in many HP models; yellow tip variant common)
• Power Rating: 65W
• Cable Length: Approximately 6-10 ft total (adapter brick to connector + input cord)
• Color: Black (standard HP brick style)
• Compatibility: HP Compaq Pavilion ze series (e.g., ze4900), nx series (e.g., nx7000), dv series (e.g., dv5000, dv8000), Presario series (e.g., 2800, C300, C500, F500, X1000, and similar models from 2004-2007 era). Also cross-compatible with many models using 403810-001 or equivalent 65W 18.5V adapters. Always verify your laptop’s original adapter label or manual for exact match.
• Condition: New/OEM (original HP manufacture or direct spare part)

This adapter is a perfect replacement for lost, damaged, or failing original chargers on older HP/Compaq laptops, restoring full charging capability and reliable power delivery. Confirm compatibility with your specific notebook model before purchase, as connector size and voltage must match precisely to avoid damage. Ideal for vintage laptop restoration or backup power solutions.