Lenovo ThinkPad T490 20Q9000BUS battery
Sale price ksh 7,798
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Battery Type: Li-ion
Voltage: 11.52V / 11.55V
Capacity: 49wh-51wh-55WH
Color: Black
Condition: Brand New
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The Lenovo ThinkPad T490 20Q9000BUS 51Wh Original Battery is an internal lithium-polymer battery designed for the ThinkPad T490 business laptop series. It operates at approximately 11.4V and is optimized for balanced performance, efficiency, and portability in professional use.
This battery typically comes in a 3-cell configuration with a capacity of around 50–51Wh depending on the exact FRU variant. The T490 platform supports both internal and optional external Power Bridge batteries depending on configuration.
Common compatible part numbers include L18M3P73, 01AV490, 01AV491, and related Lenovo FRU variants used across T490 and T495 models.
At KSh 7,798, it restores reliable runtime of approximately 5–9 hours depending on workload, brightness, and system settings.
Lenovo ThinkPad T490 20Q9000BUS 51Wh Battery Price Table
| Component Name | Model Compatibility | Capacity | Price in Kenya |
|---|---|---|---|
| Original 3-Cell Internal | ThinkPad T490 (20Q9 series) | 51Wh / ~4400mAh | KSh 7,798 |
Lenovo ThinkPad T490 51Wh Battery Key Specifications
| Feature | Specification Details |
|---|---|
| Model Numbers | L18M3P73 / L18C3P73 / L18L3P73 |
| Compatible Part Nos | 01AV489, 01AV490, 01AV491 |
| Capacity | ~50–51Wh |
| Voltage | 11.4V |
| Battery Type | Lithium-ion Polymer (Li-Po) |
| Cell Count | 3-Cell |
| Compatibility | ThinkPad T490 / T495 series |
Lenovo ThinkPad T490 Battery Charging Speed and Efficiency
- Supports Lenovo Rapid Charge with 65W USB-C adapter
- Can reach ~80% charge in about 1 hour in supported setups
- Designed for Intel 8th/10th Gen low-power business processors
Lenovo ThinkPad T490 Battery Safety Protection Technologies
- Overcharge and overheating protection
- Short-circuit and voltage stabilization system
- Smart battery management for long cycle life
Lenovo ThinkPad T490 Battery Connectivity and Compatibility
- Precision-fit internal design for T490 chassis
- Fully recognized by Lenovo BIOS and Lenovo Vantage
- Compatible with T490 / T495 / P43s shared battery platform
Lenovo ThinkPad T490 Battery Ideal Use Cases
- Office and business productivity
- Students and remote work
- Everyday browsing and multitasking
- Replacement for degraded or swollen batteries
Lenovo ThinkPad T490 Battery Pros and Cons Table
| Pros | Cons |
|---|---|
| Reliable OEM performance | Internal installation required |
| Good balance of power and size | Not user-removable |
| Widely available compatibility | Moderate runtime under heavy load |
Lenovo ThinkPad T490 Battery FAQs
Q: How long does it last on a full charge?
A: Typically 5–9 hours depending on usage and battery health.
Q: Is it compatible with T495?
A: Yes, the same battery family is used in T490 and T495 models.
Q: Can I replace it myself?
A: Yes, but it requires opening the bottom cover and careful handling of internal connectors.
Lenovo ThinkPad T490 Battery Conclusion
The Lenovo ThinkPad T490 20Q9000BUS 51Wh battery at KSh 7,798 is a reliable OEM replacement that restores stable performance, decent runtime, and efficient power delivery for business and everyday computing use.
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
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