Adapter for Lenovo IdeaPad Y550-4186-44U 20V 4.5A 90W Specifications
Adapter Type: Genuine Lenovo AC Adapter
Output Voltage: 20V DC
Maximum Output Current: 4.5A
Maximum Output Power: 90W
Input Voltage: 100–240V AC, 50–60Hz
Connector Type: Lenovo Round Tip (7.9 × 5.5mm Barrel)
Included Accessories: AC Power Cord
Compatibility: Lenovo IdeaPad Y550-4186-44U and other compatible IdeaPad Y550 models requiring a 90W adapter
Build: Genuine Lenovo OEM adapter 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)
Adapter for Lenovo IdeaPad Y550-4186-44U 20V 4.5A 90W Overview
The Adapter for Lenovo IdeaPad Y550-4186-44U 20V 4.5A 90W is a genuine Lenovo replacement charger designed to provide stable and efficient power for the Lenovo IdeaPad Y550 series. Delivering 20V DC at up to 4.5A (90W), it ensures reliable performance for gaming, multimedia, productivity, and everyday computing.
The Lenovo IdeaPad Y550 series supports 65W adapters for integrated graphics models and 90W adapters for models equipped with discrete graphics, making the 90W version the recommended option for compatible high-performance configurations such as the Y550-4186-44U.
With a universal 100–240V AC input, this adapter is ideal for home, office, and travel use. Integrated protection against over-voltage, over-current, overload, overheating, and short circuits ensures safe and dependable long-term charging.
Adapter for Lenovo IdeaPad Y550-4186-44U 20V 4.5A 90W Price Table
Product
Price in Kenya (KSh)
Adapter for Lenovo IdeaPad Y550-4186-44U 20V 4.5A 90W
KSh 3,500 – 6,500
Adapter for Lenovo IdeaPad Y550-4186-44U 20V 4.5A 90W Key Specifications
The adapter delivers stable and efficient power for compatible Lenovo IdeaPad Y550 laptops.
Voltage (V): 20V DC
Provides a regulated 20V DC output.
Ensures stable laptop performance.
Designed for compatible Lenovo IdeaPad devices.
Amperage (A): 4.5A
Delivers up to 4.5A of output current.
Supports reliable charging.
Maintains efficient power delivery.
Wattage (W): 90W
Provides up to 90W of continuous power.
Recommended for compatible IdeaPad Y550 models with discrete graphics.
This adapter belongs to the 90W charging category.
Adapter for Lenovo IdeaPad Y550-4186-44U 20V 4.5A 90W Common Wattage Tiers & Use Cases
65W
Suitable for selected IdeaPad Y550 models with integrated graphics.
Supports standard computing tasks.
Lower than this model's recommended wattage.
90W
Designed for higher-performance IdeaPad Y550 models.
Delivers stable charging during demanding workloads.
This adapter belongs to the 90W category.
135W
Used by Lenovo mobile workstations.
Provides additional power capacity.
Not required for this model.
170W
Designed for Lenovo gaming laptops.
Higher than required for this laptop.
Not applicable to this model.
Adapter for Lenovo IdeaPad Y550-4186-44U 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 global power standards.
Ensures reliable operation worldwide.
Power Source
Connects directly to standard AC wall outlets.
Converts AC power into regulated DC output.
Provides stable and efficient charging.
Adapter for Lenovo IdeaPad Y550-4186-44U 20V 4.5A 90W Connector Types
Lenovo Round Tip (7.9 × 5.5mm Barrel)
Genuine Lenovo round barrel connector.
Provides a secure and reliable connection.
This is the correct connector for the Lenovo IdeaPad Y550-4186-44U charger configuration.
Lenovo Slim Tip
Used on newer Lenovo laptop models.
Different from the Round Tip connector.
Not compatible with this adapter.
USB-C
Used on modern Lenovo USB-C laptops.
Different from the Round Tip connector.
Not compatible with this model.
Adapter for Lenovo IdeaPad Y550-4186-44U 20V 4.5A 90W FAQs
1. Is this adapter compatible with the Lenovo IdeaPad Y550-4186-44U?
Yes. It is designed for the Lenovo IdeaPad Y550-4186-44U and other compatible IdeaPad Y550 models requiring a 20V 4.5A 90W Round Tip adapter.
2. Why does this model require a 90W adapter?
The 90W adapter is recommended for IdeaPad Y550 models equipped with discrete graphics, ensuring sufficient power for both the laptop and battery charging.
3. Can I use this adapter with other Lenovo laptops?
Yes. It is compatible with Lenovo laptops requiring a 20V 4.5A 90W Round Tip AC adapter.
4. Does it support worldwide voltage?
Yes. It supports 100–240V AC, 50–60Hz, making it suitable for worldwide use.
5. Does the package include a power cord?
Yes. The package includes the 90W AC adapter and an AC power cord.
6. Does it include built-in safety protection?
Yes. It features protection against over-voltage, over-current, overload, overheating, and short circuits.
Adapter for Lenovo IdeaPad Y550-4186-44U 20V 4.5A 90W Conclusion
The Adapter for Lenovo IdeaPad Y550-4186-44U 20V 4.5A 90W is a genuine Lenovo OEM replacement charger built for dependable everyday performance. Featuring 20V output, 4.5A current, 90W power, a Lenovo Round Tip connector, 100–240V AC input, an AC power cord, and comprehensive safety protection, it is the ideal replacement or spare charger for the Lenovo IdeaPad Y550-4186-44U and other compatible IdeaPad Y550 laptops.
