Acer Aspire 7740 90W 19V 4.74A Power Adapter Overview
The Acer Aspire 7740 90W 19V 4.74A Power Adapter is a high-quality replacement for the Aspire 7740 laptop. It delivers 19 V at 4.74 A (90W) through a 5.5×1.7 mm connector and supports universal AC input of 100–240 V. Comes with a 12-month manufacturer guarantee. The price in Kenya is KSh 2,500–3,500.
Who Should Buy This Power Adapter
• Owners of Acer Aspire 7740 needing a replacement
• Students, professionals, and home users
• Travelers requiring global voltage compatibility
• Anyone seeking a safe, durable, and efficient power adapter
Acer Aspire 7740 90W 19V 4.74A Power Adapter Price in Kenya
| Product |
Model / Series |
Wattage |
Price in Kenya |
| Acer Power Adapter |
Aspire 7740 |
90W |
KSh 2,500 – 3,500 |
Acer Aspire 7740 90W 19V 4.74A Power Adapter Specifications
| Feature |
Detail |
| Type |
Power AC Adapter |
| Input Voltage |
100–240 V AC, 50/60 Hz |
| Output Voltage |
19 V DC |
| Output Current |
4.74 A |
| Maximum Power |
90 W |
| Connector Size |
5.5 × 1.7 mm barrel |
| Protection Features |
Overvoltage, overcurrent, short-circuit |
| Compatibility |
Acer Aspire 7740 |
| Build Material |
Durable ABS housing |
| Warranty |
12 months manufacturer guarantee |
| Operating Environment |
Keep the environment cool and dry |
Acer Aspire 7740 90W 19V 4.74A Power Adapter Design and Build Quality
The adapter has a sturdy ABS casing and reinforced cable for long-lasting use. The 5.5×1.7 mm connector ensures a secure fit for home, office, or travel use.
Acer Aspire 7740 90W 19V 4.74A Power Adapter Charging Speed and Efficiency
• Stable 19 V 4.74 A output for reliable laptop performance
• Supports normal laptop use while charging
• High-efficiency AC–DC conversion reduces heat and energy loss
Acer Aspire 7740 90W 19V 4.74A Power Adapter Safety Protection Technologies
• Overvoltage protection prevents input spikes
• Overcurrent regulation ensures safe current delivery
• Short-circuit protection safeguards both adapter and laptop
• Thermal management minimizes overheating
Acer Aspire 7740 90W 19V 4.74A Power Adapter Connectivity and Compatibility
• Designed specifically for Acer Aspire 7740
• 5.5 × 1.7 mm barrel connector for secure connection
• Supports 100–240 V AC input for international use
Acer Aspire 7740 90W 19V 4.74A Power Adapter Cable Strength and Durability
• Reinforced, heat-resistant cable for long-term use
• Strain relief reduces stress on internal wiring
• Compact and portable design
Acer Aspire 7740 90W 19V 4.74A Power Adapter Energy Management and Heat Control
• Intelligent voltage regulation ensures stable output
• Efficient heat dissipation during extended use
• Protects internal circuitry and reduces energy waste
Acer Aspire 7740 90W 19V 4.74A Power Adapter Ideal Use Cases
• Office, school, and home productivity
• Travel and remote work scenarios
• Backup or replacement adapter
• Continuous laptop use while plugged in
Acer Aspire 7740 90W 19V 4.74A Power Adapter Smart Features
Acer Aspire 7740 90W 19V 4.74A Power Adapter Intelligent Power Delivery
• Maintains stable voltage and current
• Protects laptop battery
• Ensures uninterrupted power supply
Acer Aspire 7740 90W 19V 4.74A Power Adapter Overvoltage & Short-Circuit Protection
• Safeguards both adapter and laptop
• Safe operation under fluctuating power conditions
Acer Aspire 7740 90W 19V 4.74A Power Adapter Global Voltage Compatibility
• Supports 100–240 V AC input
• Suitable for international travel
Acer Aspire 7740 90W 19V 4.74A Power Adapter High-Power Output
• 90 W output ensures efficient charging
• Laptop can be used while charging
Acer Aspire 7740 90W 19V 4.74A Power Adapter Energy Efficiency & Thermal Regulation
• Low power consumption under all loads
• Maintains cool operation
• Protects internal circuitry for durability
Acer Aspire 7740 90W 19V 4.74A Power Adapter Pros and Cons
| Pros |
Cons |
| High 90 W output |
Slightly larger than 65 W adapters |
| Multiple safety protections |
Only compatible with 5.5×1.7 mm Acer laptops |
| Global voltage support |
Cable length may vary |
| Durable and reliable construction |
Not suitable for ultra-high-power laptops |
Acer Aspire 7740 90W 19V 4.74A Power Adapter FAQs
What is the price in Kenya?
KSh 2,500–3,500
Is it compatible with other Acer laptops?
Yes, any Acer model using 19 V and a 5.5×1.7 mm connector.
What is the power output?
90 W (19 V, 4.74 A).
Can it be used internationally?
Yes, supports 100–240 V AC.
Is it safe for daily use?
Yes, with overvoltage, overcurrent, and short-circuit protection.
Can the laptop be used while charging?
Yes, supports normal usage during charging.
What connector size does it use?
5.5×1.7 mm.
What is the warranty period?
12 months manufacturer guarantee.
Acer Aspire 7740 90W 19V 4.74A Power Adapter Conclusion
The Acer Aspire 7740 90W 19V 4.74A Power Adapter is a reliable, safe, and durable replacement. Priced at KSh 2,500–3,500, it is ideal for students, professionals, and travelers.
Related Product Suggestion:
Acer Aspire 7739 90W 19V 4.74A Power Adapter
Cash Payments (Nairobi only)
We accept Cash Payments . This is applicable for Pay on Delivery orders within Nairobi Metropolitan area.
Mpesa Payment.
- Go to Safaricom SIM Tool Kit, select M-PESA menu, select “Lipa na M-PESA“
- Select “Pay Bill“
- Select “Enter Business no.“, Enter Rondamo technologies Lipa na M-PESA PayBill Number 964586 and press “OK”
- Account no. ( Indicate Order No. & Your Name)
- “Enter Amount : ( Total shown on Invoice)
- Enter your M-PESA PIN and press “OK”
This is applicable for all orders, both in Nairobi & upcountry besides large orders over Ksh 250,000/-
Bank Deposit /EFT
You can deposit payment for your order directly into our Stanbic bank account. We check our bank account for new payments every day but depending on your bank it can take 1–2 business days for your payment to appear. To ensure that we can reconcile your payment quickly please make sure you follow the instructions carefully and include a reference with your payment.
Pesalink
You can deposit payment for your order directly into our Stanbic bank account via Pesalink. all products are eligible for payment via Pesalink. To ensure that we can reconcile your payment quickly please make sure you follow the instructions carefully and include a reference with your payment.
Accurate delivery estimates are displayed on the product page and in the Checkout before you confirm your order.
Delivery estimates take into consideration both the delivery address and the types of products being ordered.
The remainder of this article discusses delivery times in more general terms.
Same Day Delivery / For Customers in Nairobi Metropolitan Area
We use Courier for these orders, which allows fast and reliable delivery to destinations across their comprehensive domestic network. Orders placed between 7 Am and 5 Pm will be delivered the same day otherwise they will be delivered the following day. Delivery times vary depending on a product's stock status and the intended delivery address. For very large orders, we may be forced to use Mainfreight as these orders lie outside of what Courier Rider services can handle. If your order is being shipped with Mainfreight, this will be indicated in your fulfilment email along with a tracking number.
Overnight Delivery
Most In stock products are delivered overnight anywhere in Kenya – provided the order is placed before the advertised cut-off time. Our Overnight Delivery cut-off is usually 4:30pm Monday to Friday, however, this is updated daily and the expected shipping date will be shown for you on the product page. Larger products take an additional 1–2 days to be delivered.
Evening Express Delivery
Same Day Delivery is available to Nairobi & its suburbs. Same Day Delivery orders are delivered between 4pm and 7pm in the evening on the same day your order is dispatched.
If you are ordering on a business day and before the cutoff time, the option will be called “Same Day Delivery”. If you are ordering after the cutoff time or on a weekend or public holiday, the option will be called “Evening Express Delivery”. And May incur extra Costs other than the standard shipping fee.
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 one year from the date of this invoice, except otherwise mentioned as per the warranty conditions as carried along with the products(s) or mentioned on Rondamo Technologies Invoice
