Compatibility: Lenovo ThinkPad laptops and other compatible Lenovo devices requiring a 20V 4.5A 90W AC adapter with a round barrel connector
Build: High-quality OEM replacement with integrated safety protection
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 40Y7699 40Y7700 20V 4.5A 90W Overview
The Charger for Lenovo 40Y7699 40Y7700 20V 4.5A 90W is a genuine Lenovo AC adapter designed to deliver safe, stable, and efficient power for compatible Lenovo ThinkPad laptops. With a regulated 20V DC output at 4.5A, it provides up to 90W of power, ensuring dependable battery charging and consistent system performance.
Featuring a universal 100–240V AC input, this adapter is suitable for use at home, in the office, or while traveling internationally. Its durable 7.9mm × 5.5mm Lenovo Round Barrel connector ensures a secure connection, while built-in protection against over-voltage, over-current, overload, overheating, and short circuits helps protect both the charger and your laptop.
Charger for Lenovo 40Y7699 40Y7700 20V 4.5A 90W Price Table
Product
Price in Kenya (KSh)
Charger for Lenovo 40Y7699 40Y7700 20V 4.5A 90W
2,000 – 4,500
Charger for Lenovo 40Y7699 40Y7700 20V 4.5A 90W Key Specifications
The charger delivers stable electrical output for safe and efficient charging of compatible Lenovo laptops.
Voltage (V): 20V DC
Delivers a regulated 20V DC output.
Matches Lenovo's recommended voltage specification.
Ensures reliable laptop operation.
Amperage (A): 4.5A
Supplies up to 4.5A of output current.
Supports efficient battery charging.
Provides stable and consistent power delivery.
Wattage (W): 90W
Delivers a maximum output power of 90W.
Ideal for compatible Lenovo ThinkPad laptops.
This charger belongs to the 90W charging category.
Charger for Lenovo 40Y7699 40Y7700 20V 4.5A 90W Common Wattage Tiers & Use Cases
45W
Suitable for lightweight notebooks.
Lower than the required power for this adapter.
65W
Used for entry-level business laptops.
Lower charging capacity than recommended.
90W
Recommended for compatible Lenovo ThinkPad laptops.
Supports reliable charging and full system performance.
This charger belongs to the 90W category.
135W
Designed for higher-performance Lenovo laptops.
More powerful than required for this model.
170W+
Intended for gaming laptops and mobile workstations.
Not applicable to this charger.
Charger for Lenovo 40Y7699 40Y7700 20V 4.5A 90W Input Specifications
Input Voltage
Accepts worldwide input from 100V to 240V AC.
Suitable for international travel.
No voltage converter required.
Input Frequency
Supports both 50Hz and 60Hz electrical systems.
Compatible with worldwide power standards.
Ensures dependable charging.
Power Source
Connects directly to standard AC wall outlets.
Converts AC power into regulated DC output.
Delivers stable charging performance.
Charger for Lenovo 40Y7699 40Y7700 20V 4.5A 90W Connector Types
Lenovo Round Barrel Connector
Uses the 7.9mm × 5.5mm Lenovo Round Barrel connector.
Provides a secure and reliable power connection.
This charger uses the Lenovo Round Barrel connector.
Lenovo Slim Tip
Used on newer Lenovo ThinkPad laptops.
Different from the Round Barrel connector.
Not compatible with this charger.
USB-C Power Delivery (PD)
Used on modern Lenovo laptops.
Supports USB-C charging.
Not compatible with this model.
Charger for Lenovo 40Y7699 40Y7700 20V 4.5A 90W FAQs
1. Is this charger compatible with Lenovo 40Y7699 and 40Y7700?
Yes. It is designed for Lenovo adapters with the 40Y7699 and 40Y7700 part numbers and other compatible Lenovo laptops requiring a 20V 4.5A 90W AC adapter.
2. Does the package include a power cord?
Yes. The charger includes an AC power cord.
3. Can I use this charger with other Lenovo ThinkPad laptops?
Yes. It is compatible with other Lenovo laptops that require a 20V 4.5A 90W output and use the 7.9mm × 5.5mm Round Barrel connector.
4. Does it support worldwide voltage?
Yes. It supports 100–240V AC, 50–60Hz, making it suitable for worldwide use.
5. Is this an OEM-quality replacement charger?
Yes. It is manufactured to OEM standards for dependable compatibility, durability, and long-lasting performance.
6. Does it include built-in safety protection?
Yes. It includes protection against over-voltage, over-current, overload, overheating, and short circuits for safe and reliable charging.
Charger for Lenovo 40Y7699 40Y7700 20V 4.5A 90W Conclusion
The Charger for Lenovo 40Y7699 40Y7700 20V 4.5A 90W is a dependable OEM AC adapter that delivers stable and efficient power for compatible Lenovo laptops. Featuring 20V output, 4.5A current, 90W maximum power, a 7.9mm × 5.5mm Lenovo Round Barrel connector, 100–240V AC input, an included AC power cord, and comprehensive safety protection, it is the ideal replacement charger for reliable everyday use.
