Charger for Acer Aspire 5749 20V 4.5A 90W

• Type:  Power AC Adapter
• Input Voltage: AC 100-240V~50/60HZ
• Output Voltage: DC 19V 3.42A/4.74A 
• Max. Output Power:   　65W/90W
• Connector Size:  5.5*1.7mm (as pictures)
• Manufacture Guaranty: 12 Months
• Operate Environment: Please keep the environment cool and dry!

Charger for Acer Aspire 5749 20V 4.5A 90W

The Acer Aspire 5749 20V 4.5A 90W Laptop Charger is a dependable replacement power adapter designed specifically for the Acer Aspire 5749 laptop. Providing 20 volts at 4.5 amps and a total output of 90 watts, this charger delivers stable and efficient power to support everyday laptop use. Whether you are working on documents, browsing the web, streaming multimedia, or completing school or office tasks, this charger offers consistent performance tailored to your needs.

The Acer Aspire 5749 20V 4.5A 90W Laptop Charger Price in Kenya is KSh 2,500, making it an affordable and practical option for users who need a reliable replacement or spare charger.

Who Should Buy This Charger?
This charger is ideal for Acer Aspire 5749 owners who want a compatible replacement adapter that matches the original power specifications, ensuring safe and efficient performance for daily computing tasks.

Price Table – Acer Aspire 5749 20V 4.5A 90W Laptop Charger Price in Kenya

Key Specifications Table – Acer Aspire 5749 20V 4.5A 90W Laptop Charger

Design and Build Quality – Acer Aspire 5749 20V 4.5A 90W Laptop Charger

The Acer Aspire 5749 20V 4.5A 90W Laptop Charger boasts a sturdy and compact design built to withstand everyday use. Its exterior housing is made from reinforced ABS plastic that resists heat, scratches, and minor impacts, ensuring resilience over time. Integrated vents help dissipate heat generated during prolonged charging sessions, reducing the risk of overheating and enhancing overall performance.

Designed for portability, this charger is lightweight and easily fits into backpacks, laptop bags, or briefcases. The included round barrel connector is precision-engineered to fit securely into the laptop’s DC input port, reducing the likelihood of loose connections or accidental disconnects.

The charger cable features reinforced strain relief at both ends to prevent internal wire damage caused by bending or repeated plugging and unplugging. With an approximate length of 1.2–1.5 meters, the cable provides flexibility for comfortable use in various settings, from desk setups to casual lounges.

Acer Aspire 5749 20V 4.5A 90W Laptop Charger Charging Speed and Efficiency

The Acer Aspire 5749 20V 4.5A 90W Laptop Charger is engineered to provide reliable and efficient power delivery to the laptop battery and circuitry:

• Provides the full 90W output for stable performance

• Maintains consistent voltage and current output

• Efficient circuitry minimizes energy loss and heat buildup

• Supports simultaneous charging while using the laptop

• Helps maintain battery health with regulated energy supply

• Performs efficiently under typical workload conditions such as web browsing, document editing, and media playback

This efficient power delivery ensures predictable performance and extended usability during everyday computing tasks.

Acer Aspire 5749 20V 4.5A 90W Laptop Charger Safety Protection Technologies

Safety features are a key part of the Acer Aspire 5749 20V 4.5A 90W Laptop Charger design:

• Overvoltage Protection: Prevents excessive voltage from reaching sensitive laptop components

• Overcurrent Protection: Limits current flow to safe levels

• Short-Circuit Protection: Detects and interrupts unsafe electrical conditions

• Thermal Protection: Helps regulate internal temperature to prevent overheating

• Insulated Internal Components: Enhance safety and reduce the risk of electrical shock

These protections help ensure the charger operates within safe electrical thresholds, even in unstable power environments.

Acer Aspire 5749 20V 4.5A 90W Laptop Charger Connectivity and Compatibility

The Acer Aspire 5749 20V 4.5A 90W Laptop Charger offers dependable connectivity and broad compatibility:

• Designed specifically for the Acer Aspire 5749 and other compatible Acer models

• Compatible with laptops requiring a 20V 4.5A 90W power adapter

• Precision-fit round barrel connector for secure power transfer

• Works seamlessly with the laptop’s internal power management system

This charger may also function with other Acer laptops that share the same power specifications and connector type.

Acer Aspire 5749 20V 4.5A 90W Laptop Charger Cable Strength and Durability

Durable cable quality contributes to long-lasting performance:

• Thick, flexible cable that endures daily bending and twisting

• Reinforced connector ends to protect internal wiring

• Abrasion-resistant insulation guards against wear and tear

• Adequate length for flexibility in various user environments

These design features help reduce the risk of common cable-related failure, extending the charger’s lifespan.

Acer Aspire 5749 20V 4.5A 90W Laptop Charger Energy Management and Heat Control

Efficient energy management and heat control are essential for performance and longevity:

• High-efficiency circuitry reduces heat production and waste

• Balanced power distribution stabilizes electrical output

• Heat-dissipating casing design helps maintain safe operating temperatures

• Consistent output during extended charging sessions

These features make the charger suitable for daily use without performance degradation over time.

Ideal Use Cases – Acer Aspire 5749 20V 4.5A 90W Laptop Charger

The Acer Aspire 5749 20V 4.5A 90W Laptop Charger is useful in many everyday scenarios:

1. Home Computing: Reliable power for browsing, streaming, and daily tasks

2. Office Productivity: Stable performance for emails, documents, and spreadsheets

3. Travel and Remote Work: Lightweight and portable for charging on the go

4. Backup Charger: A spare power adapter for emergencies or secondary locations

5. Student Use: Power for research, assignments, and online classes

6. Multitasking Environments: Handles simultaneous use while charging

7. Professional Tasks: Suitable for routine productivity workloads

Acer Aspire 5749 20V 4.5A 90W Laptop Charger Smart Features

Acer Aspire 5749 20V 4.5A 90W Laptop Charger Intelligent Power Delivery

• Automatically stabilizes voltage for consistent performance

• Minimizes unnecessary power draw to protect battery life

• Helps regulate energy flow based on laptop requirements

Acer Aspire 5749 20V 4.5A 90W Laptop Charger Overvoltage and Short Circuit Protection

• Protects laptop components from electrical faults

• Reduces risk in unstable power conditions

Acer Aspire 5749 20V 4.5A 90W Laptop Charger Universal Compatibility Features

• Works with laptops requiring 20V 4.5A and 90W

• Ensures dependable power delivery with compatible devices

Acer Aspire 5749 20V 4.5A 90W Laptop Charger Fast-Charging Support

• Efficient charging at rated 90W output

• Maintains safe operating temperatures during use

Acer Aspire 5749 20V 4.5A 90W Laptop Charger Energy Efficiency and Performance Modes

• Supports optimized energy distribution

• Provides stable performance under different workloads

Pros and Cons Table – Acer Aspire 5749 20V 4.5A 90W Laptop Charger

Frequently Asked Questions – Acer Aspire 5749 20V 4.5A 90W Laptop Charger Price in Kenya

What is the Acer Aspire 5749 20V 4.5A 90W Laptop Charger price in Kenya?
The Acer Aspire 5749 20V 4.5A 90W Laptop Charger Price in Kenya is KSh 2,500.

Is this charger compatible with other Acer laptops?
Yes — it works with Acer laptops requiring a 20V 4.5A 90W adapter and matching connector.

Does this charger include safety protections?
Yes — it includes overvoltage, overcurrent, short-circuit, and thermal protections.

Can this charger be used while the laptop is in use?
Yes — it supports simultaneous charging during typical workloads.

Is this charger an original OEM product?
It is a high-quality compatible replacement charger; it may not carry OEM branding.

Will this charger damage my laptop battery?
No — it delivers regulated power designed to protect battery health.

Does this charger support fast-charging standards?
It provides efficient 90W charging but does not include modern USB-C fast-charging protocols.

How long is the charger cable?
The cable is approximately 1.2–1.5 meters long.

Conclusion – Acer Aspire 5749 20V 4.5A 90W Laptop Charger Price in Kenya

The Acer Aspire 5749 20V 4.5A 90W Laptop Charger is a dependable and cost-effective power adapter that delivers stable 90W output, advanced safety protections, and durable build quality — all at a competitive price in Kenya of KSh 2,500. Designed to meet the power needs of the Acer Aspire 5749 and compatible models, this charger offers reliable performance for students, professionals, and everyday users alike. With efficient energy delivery and strong structural quality, it is a practical choice for anyone seeking a trustworthy replacement or spare charger for consistent laptop use.