Laptop charger KITI 45W 20V 2.25A 10×4 mm center-pin (LE20V2.25ASQ)

KITI 45W 20V 2.25A laptop charger with a 10×4 mm center-pin barrel connector provides a compact, single-output AC adapter designed to replace or spare the original power supply for compatible laptops. This adapter delivers a steady DC output of 20 volts at 2.25 amps (45 watts) and connects via a 10×4 mm plug with a center pin to match laptops that require this specific connector and voltage rating. The charging unit is intended for everyday use at home, in the office, or while traveling, offering a straightforward solution for powering and charging notebooks that accept a 20V/2.25A input.

Advantages

The KITI charger offers stable voltage regulation to support reliable laptop operation and battery charging. Its 10×4 mm center-pin connector ensures secure contact and compatibility with devices that use the same plug type. The adapter's compact form factor and standard AC input make it easy to carry and use with common mains outlets. Built-in protection features typically found in such adapters—such as overcurrent and short-circuit protection—contribute to safer operation when used as directed.

Suitable for

• Replacing a lost or damaged laptop power adapter that requires 20V/2.25A with a 10×4 mm center-pin plug
• Using as a spare charger for travel or multi-location use (home and office)
• Powering a laptop during prolonged use where battery operation is insufficient

Key specifications

• Output voltage: 20 V DC
• Output current: 2.25 A
• Maximum power: 45 W
• Connector type: 10×4 mm barrel with central pin
• Input: standard mains AC (region-dependent)
• Form factor: external inline AC adapter

How to use

Connect the adapter to a compatible mains outlet using the supplied or appropriate power cord, then insert the 10×4 mm center-pin plug firmly into the laptop's power socket. Ensure the laptop's power requirements match the adapter's output (20V, 2.25A) before connecting. When powered, the adapter will provide DC power to operate the laptop and charge the battery as permitted by the laptop's internal charging circuitry. Disconnect the adapter from the mains before unplugging from the laptop if required by local safety practices.

Usage recommendations

Verify compatibility with your laptop's voltage and connector type prior to use. Avoid using the adapter in wet or excessively dusty environments, and ensure adequate ventilation around the adapter during operation. If the adapter or cable becomes damaged, discontinue use and replace it to prevent electrical hazards.