Fonte de alimentação AC HP 45W modelo 1G4F7AV compatível com portáteis HP

The AC power adapter HP 45W model 1G4F7AV compatible with HP laptops delivers a regulated 45-watt DC output for charging laptop batteries and powering notebooks. Engineered as a replacement or spare for compatible HP devices, this adapter connects to standard AC outlets and converts mains power to the voltage and current required by supported laptops. The compact design is intended for portable use at home, in the office, or while traveling.

Advantages

This 45W adapter provides stable power delivery with built-in protection against overcurrent and short circuit, ensuring consistent charging and safe operation. Its compact housing and lightweight construction make it convenient to carry with a laptop bag. The adapter is compatible with a range of HP laptops that accept a 45W input, offering a practical alternative when an original unit is unavailable or as an additional power supply for multiple locations.

Suitable for

• Charging compatible HP laptops that require a 45W power supply
• Use as a replacement for a lost or damaged original adapter
• Keeping as a spare unit for travel or a second workspace
• Powering laptops during extended use where battery charging is needed

Key specifications

• Output power: 45 W
• Input: standard AC mains voltage (100–240 V, auto-switching)
• Output: regulated DC voltage appropriate for compatible HP laptops
• Connector type: compatible barrel or proprietary HP connector for 45W models
• Protection features: overcurrent and short-circuit protection
• Design: compact, lightweight housing suitable for travel

How to use

Connect the adapter to a compatible AC outlet using the provided power cord, then plug the DC connector into the laptop's power input port. Ensure the connector seats securely and that the laptop indicates charging. For first use, verify the laptop battery charging status in the operating system or via the device's LED indicators. Disconnect the adapter by first unplugging the DC connector from the laptop, then removing the power cord from the AC outlet.

Recommendations

Use only on HP laptops that accept a 45W adapter and matching connector. Avoid exposing the adapter to excessive heat, moisture, or heavy mechanical stress. Allow adequate ventilation around the adapter during operation and disconnect during prolonged periods of non-use. If the laptop does not charge or shows unusual behavior, check connector compatibility and inspect for damage before continued use.