Charger for Lenovo G770 1037-2YU 20V 4.5A 90W Specifications
Adapter Type: Genuine Lenovo AC Adapter
Output Voltage: 20V DC
Output Current: 4.5A
Maximum Output Power: 90W
Input Voltage: 100–240V AC, 50–60Hz
Connector Type: Lenovo Round Tip (5.5mm × 2.5mm Barrel)
Included Accessories: AC Power Cord
Compatibility: Lenovo G770 1037-2YU and other compatible Lenovo G770 models requiring a 20V 4.5A 90W round-tip adapter
Build: High-quality OEM charger 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 G770 1037-2YU 20V 4.5A 90W Overview
The Charger for Lenovo G770 1037-2YU 20V 4.5A 90W is a genuine Lenovo AC adapter engineered to deliver safe, efficient, and reliable charging for your Lenovo laptop. Providing a regulated 20V DC output at 4.5A, it delivers up to 90W of power, ensuring stable charging and dependable system performance.
Designed with the classic Lenovo Round Tip (5.5mm × 2.5mm barrel) connector, this adapter is an ideal replacement for the original charger supplied with the Lenovo G770 series. The universal 100–240V AC input makes it suitable for use at home, in the office, or while traveling internationally. Built-in protection against over-voltage, over-current, overload, overheating, and short circuits ensures safe and long-lasting operation. Lenovo's hardware maintenance documentation lists 20V 4.5A (90W) adapters as supported power supplies for the G770 series.
Charger for Lenovo G770 1037-2YU 20V 4.5A 90W Price Table
Product
Price in Kenya (KSh)
Charger for Lenovo G770 1037-2YU 20V 4.5A 90W
2,800 – 4,800
Charger for Lenovo G770 1037-2YU 20V 4.5A 90W Key Specifications
Matches Lenovo's recommended voltage specification.
Ensures stable laptop performance.
Amperage (A): 4.5A
Delivers up to 4.5A output current.
Supports reliable battery charging.
Provides consistent power delivery.
Wattage (W): 90W
Delivers up to 90W of charging power.
Recommended for the Lenovo G770 1037-2YU.
This charger belongs to the 90W charging category.
Charger for Lenovo G770 1037-2YU 20V 4.5A 90W Common Wattage Tiers & Use Cases
65W
Suitable for entry-level Lenovo laptops.
Lower than the recommended output.
90W
Recommended for the Lenovo G770 1037-2YU.
Provides reliable charging and stable performance.
This charger belongs to the 90W category.
135W
Designed for higher-performance Lenovo laptops.
Higher output than required.
170W
Intended for mobile workstations.
Not required for this model.
230W
Designed for gaming workstations.
Not applicable to this laptop.
Charger for Lenovo G770 1037-2YU 20V 4.5A 90W Input Specifications
Input Voltage
Supports 100–240V AC worldwide.
Suitable for international travel.
No voltage converter required.
Input Frequency
Compatible with 50Hz and 60Hz electrical systems.
Ensures dependable operation worldwide.
Power Source
Connects directly to standard AC wall outlets.
Converts AC power into regulated 20V DC output.
Charger for Lenovo G770 1037-2YU 20V 4.5A 90W Connector Types
Lenovo Round Tip (5.5mm × 2.5mm Barrel)
Uses the classic Lenovo barrel connector.
Provides a secure and reliable connection.
This charger uses the Lenovo Round Tip connector.
Lenovo Slim Tip
Used on newer Lenovo laptops.
Different connector design.
Not compatible with this charger.
USB-C Power Delivery (PD)
Used on modern Lenovo laptops.
Different charging standard.
Not compatible with this model.
Charger for Lenovo G770 1037-2YU 20V 4.5A 90W FAQs
1. Is this charger compatible with the Lenovo G770 1037-2YU?
Yes. It is specifically designed for the Lenovo G770 1037-2YU and other compatible G770 models requiring a 20V 4.5A 90W round-tip adapter.
2. Does the package include a power cord?
Yes. The charger comes complete with an AC power cord.
3. Can I use a higher wattage Lenovo charger?
Yes. A compatible Lenovo charger with the same 20V output and matching connector can safely be used if it provides 90W or more.
4. Does it support worldwide voltage?
Yes. It supports 100–240V AC, 50–60Hz, making it suitable for worldwide use.
5. Is this a genuine Lenovo charger?
Yes. It is manufactured to Lenovo OEM specifications for reliable compatibility, safety, and long-term durability.
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 dependable charging.
Charger for Lenovo G770 1037-2YU 20V 4.5A 90W Conclusion
The Charger for Lenovo G770 1037-2YU 20V 4.5A 90W is a dependable replacement AC adapter designed for safe and efficient charging. Featuring 20V output, 4.5A current, 90W maximum power, a Lenovo Round Tip (5.5mm × 2.5mm barrel) connector, universal 100–240V AC input, an included AC power cord, and comprehensive safety protection, it is the ideal replacement charger for keeping your Lenovo G770 running reliably every day.
