Lenovo ThinkBook 15 IML 20RW battery 45wh Rapid Charger
Sale price ksh 8,758
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Battery Type: Li-ion
Voltage: 15.36V
Capacity: 45WH
Color: Black
Condition: Brand New
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The Lenovo ThinkBook 15-IML (20RW) 45Wh Original Battery is a premium internal 3-cell lithium-polymer power unit. Designed specifically for the first generation of the 15.6-inch ThinkBook series, this battery provides the stable 11.25V output required for Intel Core i5/i7 processors and FHD anti-glare displays.
At KSh 8,758, this 45Wh unit is the certified original replacement for part numbers L18M3PF2, L18L3PF2, L18C3PF2, and 5B10W67194. It is engineered with high-density cells to support the ThinkBook's sleek, modern profile while delivering approximately 9–11 hours of runtime for standard business productivity.
Lenovo ThinkBook 15-IML Battery: Who Should Buy This?
This internal battery is the essential fit for ThinkBook 15-IML (20RW) and 15-IIL (20SM) users in Kenya experiencing:
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Immediate Shutdowns: The laptop turns off instantly when the USB-C charger is disconnected.
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Degrading Health: Lenovo Vantage warns that the battery capacity is "critically low" or "degraded."
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Rapid Discharge: The battery percentage drops drastically (e.g., from 80% to 20%) during a single video meeting.
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Rapid Charge Failure: The battery no longer supports the original "Rapid Charge" speeds, taking hours to gain a small percentage.
Lenovo ThinkBook 15-IML (20RW) 45Wh Battery Price Summary
| Component Name | Model Compatibility | Capacity | Price in Kenya |
| Original 3-Cell Internal | ThinkBook 15-IML (20RW) | 45Wh / 4000mAh | KSh 8,758 |
Lenovo ThinkBook 15-IML (20RW) Battery Key Specifications
| Feature | Specification Details |
| Model Numbers | L18M3PF2, L18L3PF2, L18C3PF2 |
| Compatible Part Nos | 5B10W67194, 5B10W67221, 5B10W67175, 5B10W67210 |
| Capacity | 45Wh (approx. 4000mAh) |
| Voltage | 11.25V |
| Battery Type | Lithium-ion Polymer (Li-Po) |
| Cell Count | 3-Cell |
| Compatibility | ThinkBook 15-IML, 15-IIL, 15-IWL |
Lenovo ThinkBook 15-IML Battery Performance and Safety
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Rapid Charge Support: Recharges to 80% in approximately 1 hour when used with the original 65W USB-C Rapid Charger.
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Integrated Protection Board: Built-in safety circuits guard against over-voltage, thermal overheating, and internal short circuits.
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Genuine System Sync: Fully recognized by Lenovo Vantage for accurate health reporting and charge threshold management.
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High-Density Architecture: Designed to fit the unibody aluminum-top chassis of the 15-inch ThinkBook series.
Lenovo ThinkBook 15-IML (20RW) 45Wh Battery Pros and Cons
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Pros: Restores full 9–11 hour potential runtime for KSh 8,758; original-grade cells ensure safe operation; exact fit for the 20RW model.
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Cons: Internal replacement requires removing several screws and the bottom cover; 45Wh is the standard capacity (some models originally featured a larger 57Wh unit).
Lenovo ThinkBook 15-IML Battery Frequently Asked Questions (FAQs)
Does this battery support the Lenovo Rapid Charge feature?
Yes. When paired with a 65W USB-C charger, this original battery supports Rapid Charge technology, allowing you to quickly top up during short breaks.
Will this fit the newer ThinkBook 15 Gen 2 or Gen 3?
No. While they share the "ThinkBook 15" name, the Gen 2 (20VE) and later models use a physically different battery design. This unit is strictly for the first-generation 15-IML/IIL.
Lenovo ThinkBook 15-IML Battery Conclusion
The Lenovo ThinkBook 15-IML 45Wh Battery at KSh 8,758 is the professional-grade solution to maintain the reliability and mobility of your business laptop.
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