HP 608428-002 power adapter/inverter Indoor 90 W Black

The HP 608428-002 power adapter is a 90 W indoor replacement charger for compatible HP laptops. It accepts AC input from 100–240 V (50–60 Hz) and provides a DC output of 19 V at 4.74 A via a 7.4 mm × 5.0 mm connector with a central pin. The adapter comes in black with a durable plastic enclosure and a compact form factor suitable for everyday home and office use.

Advantages

This 90 W HP adapter supports a wide AC input range for international compatibility and delivers stable 19 V DC output at 4.74 A. The connector with central pin ensures correct fit for matching HP laptop power sockets. Its compact, black plastic housing is durable and convenient for transport, providing a practical indoor power solution.

Suitable for (tasks / use cases)

• Charging and powering compatible HP laptops
• Replacing lost or damaged original laptop chargers
• Use at home, in the office, or while traveling (indoor use)

Key specifications

• AC input: 100–240 V, 50–60 Hz
• DC output: 19 V, 4.74 A (90 W)
• Connector: 7.4 mm × 5.0 mm with central pin
• Power rating: 90 W
• Color: Black
• Manufacturer part number (MPN): 608428-002
• EAN: 5711045390920

How to use

Connect the adapter to an appropriate AC outlet using the attached power cord. Plug the 7.4 mm × 5.0 mm connector with the central pin into the laptop’s DC input jack until it seats securely. Ensure the laptop’s charging indicator confirms power delivery. Disconnect by first unplugging the adapter from the laptop, then from the AC outlet.

Recommendations

Use the adapter indoors and avoid exposing it to moisture, extreme temperatures, or prolonged direct sunlight. Verify compatibility with your laptop model and the 7.4 mm × 5.0 mm central-pin connector before use. For safety, use a properly earthed AC outlet and inspect the cable and connector regularly for damage.