Power adapter Dell 90W 19.5V for compatible laptops — model 364RF

AC power adapter Dell 90W 19.5V model 364RF supplies stable DC power to compatible laptops and other portable devices that accept a 19.5V input and up to 90 watts. The adapter converts mains AC to regulated DC output, enabling simultaneous battery charging and system operation. It is designed for everyday use at home, in the office, or while traveling and includes standard protective features that limit overcurrent, overvoltage and short-circuit conditions.

Advantages

The adapter delivers a consistent 19.5V output and up to 90W power for reliable charging and power delivery. Its design follows manufacturer safety specifications to provide built-in protection against common electrical faults. The product is compact enough for transport and compatible with devices that share the same voltage and power requirements, simplifying replacement or spare power needs without altering device performance.

Suitable for

• Charging and powering compatible laptops that require 19.5V and up to 90W
• Replacing lost or damaged original power adapters with matching voltage and wattage
• Use as a secondary adapter for home, office, or travel
• Powering peripheral devices that accept a 19.5V DC input within the same power envelope

Key specifications

• Output voltage: 19.5 volts DC
• Maximum power: 90 watts
• Input: standard AC mains (region-specific plug options)
• Connector: standard barrel-style DC connector compatible with matching laptop inlet
• Protection features: overcurrent, overvoltage and short-circuit protection
• Form factor: compact, portable adapter brick with attached cable

How to use

Connect the adapter to the mains outlet using the provided AC cord appropriate for your region. Plug the DC connector firmly into the laptop’s power input jack. Ensure the device is switched off or in a stable state while connecting for the first time. The adapter will automatically regulate output to provide charging and system power; disconnect from the mains before removing the DC connector when safe to do so.

Recommendations

Use only with devices that accept 19.5V input and do not exceed 90W power draw. Avoid exposing the adapter to liquids, extreme temperatures, or prolonged direct sunlight. Inspect cables and connectors regularly for damage and replace the adapter if insulation is cracked or connectors are loose. For safe operation, unplug from the mains during extended periods of non-use and use a surge protector in unstable electrical environments.