Power cable HP Thunderbolt 3 855117-001 for HP devices, OEM replacement power/charging cable

HP Power Cable Thunderbolt 3 (model 855117-001) is an OEM replacement cable for HP devices with Thunderbolt 3 connectivity. It provides power delivery and charging for compatible HP laptops and peripherals, offering the same form factor and connector type as the original part. Use it when replacing a lost or damaged cable or to keep a spare for travel, office, or home use to maintain reliable power connections and uninterrupted device operation.

Advantages

This OEM power/charging cable is designed for compatibility with HP systems that use Thunderbolt 3, ensuring correct fit and basic power delivery functionality. As a replacement cable, it preserves the standard connection type and physical compatibility expected from the original HP part, reducing the need to adapt or modify connectors. The cable supports charging and power delivery for devices that accept power via Thunderbolt 3, enabling convenient single-cable connections for power and data when paired with appropriate docks or adapters.

Suitable for

• Replacement of a lost or damaged Thunderbolt 3 power/charging cable for HP laptops and peripherals
• Keeping a spare power cable for travel, office, or home to ensure uninterrupted charging
• Use with HP devices and docks that rely on Thunderbolt 3 for power delivery

Key specifications

• Connector type: Thunderbolt 3 / USB‑C form factor compatible with Thunderbolt 3 ports
• Function: Power delivery and charging for compatible HP devices
• Manufacturer type: OEM replacement cable from HP
• Intended use environment: Laptops, docking stations, and peripherals supporting Thunderbolt 3 power input

How to use

Connect the Thunderbolt 3 end of the cable to the Thunderbolt 3 / USB‑C power input on the HP laptop or peripheral and connect the other end to the corresponding power source or dock configured to provide power delivery. Ensure the host device and power source support charging over Thunderbolt 3 before use. If the device does not charge immediately, verify the connection, inspect ports for debris or damage, and confirm the power source is operational.

Recommendations

Use the cable with HP devices and certified docks that support power delivery over Thunderbolt 3. Store the cable coiled without sharp bends to prolong service life and avoid exposure to excessive heat, moisture, or mechanical strain. Replace the cable if connectors show wear or if charging is intermittent.