45wh Lenovo ThinkBook 13s-IWL 20R9 battery
Sale price ksh 6,499 Regular price Ksh 8,878
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Battery Type: Li-ion
Voltage: 15.36V
Capacity: 45wh
Color: Black
Condition: Brand New
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The 45Wh Original Battery for the Lenovo ThinkBook 13s-IWL (Model 20R9) is a high-performance internal 4-cell lithium-polymer power source. Tailored for the slim 13.3-inch ultra-portable chassis, this battery is designed to support the "Whiskey Lake" processor architecture, providing the endurance needed for modern business environments. It features a high-voltage design to maintain system stability during demanding multitasking.
Operating at 15.36V, this battery is the direct replacement for part numbers L18M4PF0, L18C4PF0, and L18D4PF0. The Lenovo ThinkBook 13s-IWL (20R9) 45Wh Battery Price in Kenya is KSh 8,878, restoring the rapid-charging capabilities and the original 11-hour manufacturer-rated runtime of your device.
Lenovo ThinkBook 13s-IWL Battery: Who Should Buy This?
This internal battery is the correct choice for ThinkBook 13s-IWL (20R9), 13s-IML (20RR), and 14s-IWL (20RM) users in Kenya facing:
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The laptop requiring a constant connection to the 65W USB-C or Slim-Tip adapter to function.
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"Rapid Charge" no longer reaching 80% capacity within the expected one-hour window.
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Erratic battery percentage jumps (e.g., dropping from 40% to 5% instantly).
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System overheating localized near the palm rest, often caused by an aging or failing internal battery cell.
Lenovo ThinkBook 13s-IWL 20R9 Battery Price Table
| Component Name | Model Compatibility | Capacity | Price in Kenya |
| Original 4-Cell Internal Battery | ThinkBook 13s-IWL (20R9) | 45Wh / 2965mAh | KSh 8,878 |
Lenovo ThinkBook 13s-IWL 20R9 Battery Key Specifications Table
| Feature | Specification Details |
| Model Numbers | L18M4PF0, L18C4PF0, L18D4PF0 |
| Compatible Part Nos | 5B10W67358, 5B10T09095, 5B10S73499, 5B10W67334 |
| Capacity | 45Wh (2965mAh) |
| Voltage | 15.36V (Compatible with 14.8V/15V) |
| Battery Type | Lithium-Polymer (Li-Po) |
| Cell Count | 4-Cell Internal |
| Compatibility | ThinkBook 13s-IWL, 13s-IML, 14s-IWL, 14s-IML |
Lenovo ThinkBook 13s-IWL Battery Performance and Safety
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Rapid Charge Ready: Specifically engineered to handle high-current charging, allowing for a quick 80% boost in 60 minutes when using a 65W adapter.
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Smart Circuitry: Features an integrated protection board that communicates with Lenovo Vantage to monitor cycle counts and prevent over-voltage.
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Professional Grade: Designed for high energy density, ensuring the laptop remains lightweight while providing long unplugged sessions.
Lenovo ThinkBook 13s-IWL 20R9 Battery Pros and Cons Table
| Pros | Cons |
| Restores full Rapid Charge support for KSh 8,878 | Requires removing the aluminum base cover to install |
| Slim Li-polymer design maintains portability | Delicate internal ribbon connector |
| Original 15.36V ensures zero system throttling | Limited to 45Wh capacity (no larger internal option) |
Lenovo ThinkBook 13s-IWL Battery Frequently Asked Questions (FAQs)
How do I enable the "Rapid Charge" feature?
Rapid Charge is typically automatic when using a 65W Lenovo charger. You can manage this setting through the Lenovo Vantage app under the "Power" section
Is it safe to use a 45W charger with this battery?
Yes, but the laptop will charge much slower and will not support the Rapid Charge feature. For the best performance, a 65W AC adapter is recommended.
Lenovo ThinkBook 13s-IWL Battery Conclusion
The Lenovo ThinkBook 13s-IWL (20R9) 45Wh Battery at KSh 8,878 is a critical component for maintaining the professional mobility and fast-charging performance of your business ultrabook
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We accept Cash Payments . This is applicable for Pay on Delivery orders within Nairobi Metropolitan area.
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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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