Power adapter Dell 45W 19.5V 3.34A model 450-AGSB for portable devices

Dell 45W 19.5V 3.34A power adapter (model 450-AGSB) provides regulated DC output for compatible portable devices that require 19.5 volts and up to 3.34 amps. The adapter is intended as a replacement or spare charger for laptops and small electronics that accept the specified voltage and connector type. It is designed to deliver stable power for charging batteries and running devices during everyday use at home, in the office, or while traveling, with built-in protection against common electrical faults.

Advantages

The adapter offers consistent 19.5V/3.34A output to ensure reliable charging and operation of supported devices. Its compact form factor and standard DC connector make it convenient to carry and replace the original charger. Integrated safety features such as overcurrent, overvoltage and short-circuit protection help safeguard the connected device and battery. The adapter is engineered to match the power requirements of many portable devices while maintaining stable voltage under typical load conditions.

Suitable for

• Replacing a lost or damaged original 19.5V laptop charger
• Keeping as a spare adapter for travel or office use
• Powering small electronics that accept 19.5V and up to 3.34A
• Using with compatible docking accessories or travel setups

Key specifications

• Output voltage: 19.5 V DC
• Maximum output current: 3.34 A
• Rated power: 45 W
• Connector type: standard round DC plug (compatible with specified devices)
• Input: AC mains (standard range for laptop adapters)
• Protection features: overcurrent, overvoltage, short-circuit protection
• Form factor: compact external AC adapter

How to use

Connect the adapter to an appropriate AC mains outlet using the supplied power cord or a compatible mains lead. Verify that the device to be powered accepts 19.5V and up to 3.34A and that the connector matches the device inlet. Plug the DC connector firmly into the device’s power jack; the device should indicate charging or power-on if the connection is correct. Avoid placing the adapter on soft surfaces while in use to allow heat dissipation. Unplug the adapter from the mains and the device before cleaning or storing.

Recommendations

For safe and reliable operation, use the adapter only with devices that specify a 19.5V, 3.34A (45W) power requirement and a compatible DC connector. Keep the adapter in a well-ventilated area during use, avoid exposure to moisture and extreme temperatures, and inspect cables and connectors regularly for wear. If the device exhibits unusual heat, noise, or charging behavior, discontinue use and consult a qualified technician or the device manufacturer.