Charger for Lenovo ThinkPad R61i 7648 20V 4.5A 90W Specifications
Adapter Type: Lenovo AC Power Adapter
Laptop Model: Lenovo ThinkPad R61i 7648
Output Voltage: 20V DC
Output Current: 4.5A
Output Power: 90W
Input Voltage: 100–240V AC
Input Frequency: 50–60Hz
Connector Type: Lenovo Round Barrel Connector
Included Accessories: AC Power Cord
Compatibility: Lenovo ThinkPad R61i 7648 series and compatible ThinkPad models requiring a 90W adapter
Build: Genuine Lenovo adapter designed for stable laptop operation and battery charging
Warranty: The warranty tendered hereunder, on the electronic product(s) sold under this invoice will be provided exclusively by their respective Authorized Agents/Distributors and are limited to the period indicated from the date ofyour invoice, except otherwise mentioned as per the warranty conditions as carried along with the products(s)
Charger for Lenovo ThinkPad R61i 7648 20V 4.5A 90W Overview
The Charger for Lenovo ThinkPad R61i 7648 20V 4.5A 90W AC Adapter Power Cord is a reliable replacement charger designed for Lenovo ThinkPad R61i laptops. It provides 20V DC output at 4.5A, delivering 90W of power required for smooth system operation and efficient battery charging.
Designed for classic ThinkPad systems, this adapter provides dependable power for office work, browsing, document processing, and general computing tasks. The included power cord offers a complete charging solution for home, office, or travel use.
The universal 100–240V AC input allows the charger to work with different electrical standards worldwide, while built-in protection helps safeguard against over-voltage, over-current, overheating, and short circuits.
Compatible with ThinkPad R61i charging requirements.
Lenovo Slim Tip Connector
Used on newer Lenovo ThinkPad models.
Not compatible with R61i.
USB-C Power Delivery
Used on modern Lenovo laptops.
Not supported on ThinkPad R61i systems.
Charger for Lenovo ThinkPad R61i 7648 20V 4.5A 90W FAQs
1. Is this charger compatible with Lenovo ThinkPad R61i 7648?
Yes. It is designed for ThinkPad R61i models requiring a 20V 4.5A 90W adapter.
2. Does it include the power cord?
Yes. The charger comes with an AC power cord for direct connection to wall outlets.
3. What is the output specification?
The adapter provides 20V output at 4.5A, delivering 90W power.
4. Can I use a lower wattage charger?
A lower wattage charger may not provide enough power for full performance. The recommended specification is the original 90W adapter.
5. Does it support worldwide voltage?
Yes. It supports 100–240V AC input for international use.
6. Does it have safety protection?
Yes. Quality Lenovo adapters include protection against over-voltage, over-current, overheating, and short circuits.
Charger for Lenovo ThinkPad R61i 7648 20V 4.5A 90W Conclusion
The Charger for Lenovo ThinkPad R61i 7648 20V 4.5A 90W AC Adapter Power Cord is a dependable replacement charger for Lenovo ThinkPad R61i users. With 20V output, 4.5A current, 90W power, a compatible round barrel connector, universal 100–240V input, and included power cord, it delivers safe and stable charging for everyday laptop use.
