Description

Adapter for Lenovo PA-1650-74 GX21J75538 5A11H02891 – 65W/45W Overview

The Adapter for Lenovo PA-1650-74 GX21J75538 5A11H02891 – 65W/45W is a dependable replacement power adapter for compatible Lenovo laptops requiring either 45W or 65W at 20V.

It supports 20V 2.25A for 45W systems and 20V 3.25A for 65W systems, making it suitable for compatible Lenovo laptops used for office productivity, web browsing, online learning, business applications, and everyday computing. The adapter uses a 4.0mm × 1.7mm round-tip connector.

Adapter for Lenovo PA-1650-74 GX21J75538 5A11H02891 – 65W/45W Price in Kenya

Adapter for Lenovo PA-1650-74 GX21J75538 5A11H02891 – 65W/45W Full Specifications

Adapter for Lenovo PA-1650-74 GX21J75538 5A11H02891 – 65W/45W Electrical Output Specifications

• Output Voltage: 20V DC.
• 65W Output: 20V at 3.25A.
• 45W Output: 20V at 2.25A.
• Stable regulated DC output.
• Efficient AC-to-DC power conversion.
• Designed for continuous laptop operation.
• Reliable long-term charging performance.

Adapter for Lenovo PA-1650-74 GX21J75538 5A11H02891 – 65W/45W Common Wattage Tiers & Use Cases

45W Adapters

Suitable for compatible compact Lenovo laptops and lower-power systems requiring 20V 2.25A.

65W Adapters (This Adapter)

Suitable for compatible Lenovo laptops requiring 20V 3.25A, supporting office productivity, business applications, web browsing, multimedia, online learning, and everyday computing.

90W–100W Adapters

Suitable for higher-power productivity laptops and selected performance systems.

135W–170W Adapters

Designed for higher-performance laptops and mobile workstations.

230W–330W Adapters

Designed for gaming laptops and specialized high-performance workstations.

Adapter for Lenovo PA-1650-74 GX21J75538 5A11H02891 – 65W/45W Input Specifications

• Input Voltage: AC 100–240V.
• Input Frequency: 50–60Hz.
• Universal AC compatibility.
• Automatic voltage adjustment.
• Energy-efficient operation.
• Suitable for worldwide use.

Adapter for Lenovo PA-1650-74 GX21J75538 5A11H02891 – 65W/45W Connector Types

4.0mm × 1.7mm Round Tip Connector

• Designed for compatible Lenovo laptops using the 4.0mm × 1.7mm round-tip connection.
• Supports 45W and 65W configurations depending on the compatible laptop.
• Provides a secure and reliable connection.
• Not a Lenovo Slim Tip connector.

USB-C Power Delivery

• Not supported by this adapter.

Lenovo Slim Tip Connector

• Not supported; this model uses the 4.0mm × 1.7mm round tip.

Adapter for Lenovo PA-1650-74 GX21J75538 5A11H02891 – 65W/45W FAQs

Q1. What are the output specifications of this adapter?

It provides 20V DC, with configurations of 3.25A for 65W and 2.25A for 45W systems.

Q2. Which part numbers are associated with this adapter?

The listed part numbers are PA-1650-74, GX21J75538, and 5A11H02891.

Q3. What connector does it use?

It uses a 4.0mm × 1.7mm round-tip connector.

Q4. Can it be used as a replacement Lenovo adapter?

Yes, provided the laptop requires the matching 20V output, appropriate wattage, and 4.0mm × 1.7mm connector.

Q5. Does it support both 45W and 65W laptops?

The listed adapter supports both 45W and 65W configurations, with 20V 2.25A and 20V 3.25A output specifications respectively.

Q6. Does it include safety protection?

Yes. It is designed with protection against common electrical conditions such as over-voltage, over-current, overheating, overload, and short circuits.

Adapter for Lenovo PA-1650-74 GX21J75538 5A11H02891 – 65W/45W Conclusion

The Adapter for Lenovo PA-1650-74 GX21J75538 5A11H02891 – 65W/45W delivers reliable and efficient power for compatible Lenovo laptops. With 20V output, 45W/65W configurations, a 4.0mm × 1.7mm round-tip connector, universal AC input, and regulated power delivery, it is a practical replacement adapter for compatible Lenovo systems.