AC power adapter HP 120W model 918341-800 compatible with HP laptops

The AC power adapter HP 120W model 918341-800 compatible with HP laptops delivers up to 120 watts of power to charge laptop batteries and run devices during operation. It is designed as a replacement or spare adapter that provides AC-to-DC conversion, stable output, and a standard connector suitable for a range of HP notebook models. The adapter is intended for situations where the original charger is lost, damaged, or unavailable and supports everyday use at home, in the office, or while travelling.

Advantages

This 120W HP-compatible power adapter offers consistent power delivery and thermal stability for prolonged charging sessions. The adapter is made to meet common safety and efficiency expectations, with integrated protection against overcurrent and short-circuit conditions to reduce risk to the laptop and battery. Its compact form factor and detachable AC cord make it convenient to store and transport, and the product is compatible with multiple HP laptop series that accept a 120W supply.

Suitable for

• Charging and powering HP laptops that require a 120W AC adapter
• Replacement of a lost or damaged original power adapter
• Carrying as a spare adapter for business trips or travel
• Use in offices, home workstations, and remote working setups

Key specifications

• Output power: 120 W
• Conversion: AC input to DC output suitable for notebook charging
• Connector type: standard barrel/DC connector used by compatible HP laptops
• Protection features: overcurrent and short-circuit protection
• Form factor: external inline adapter with detachable AC power cord
• Operating use: indoor environments such as home, office, and travel

How to use

Connect the detachable AC power cord to the adapter and plug it into a grounded mains outlet. Insert the adapter's DC connector firmly into the laptop's power jack until it seats. Verify that the laptop indicates charging via its battery or power LED. For best results, use the adapter on a flat, ventilated surface and avoid covering the adapter while in use. Disconnect the adapter by removing the DC connector from the laptop first, then unplug the AC cord from the mains.

Recommendations

Use the adapter only with laptops that accept a 120W external power supply and the matching connector type. Avoid exposure to moisture, excessive heat, or physical damage. If the adapter becomes hot to the touch, shows visible damage, or causes unusual laptop behavior, stop using it and replace it with an appropriate, certified power adapter.