52.5wh Lenovo Flex-14API 81SS000BUS battery
Sale price ksh 9,718
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Battery Type: Li-ion
Voltage: 11.25V/11.35V/11.4V
Capacity: 52.5wh
Color: Black
Condition: Brand New
Warranty: Full 12 Months Warranty and 30 Days Money Back
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The Lenovo Flex-14API (81SS000BUS) 52.5Wh Original Battery is a high-capacity internal lithium-polymer battery designed specifically for the Ryzen-powered 14-inch Flex series. This battery is essential for maintaining the device's hallmark portability and versatility across its laptop, tent, and tablet modes. The Lenovo Flex-14API 81SS 52.5Wh Laptop Battery Price in Kenya is KSh 9,718, offering a direct factory-spec solution for users experiencing diminished runtime or power instability.
Operating at 11.34V (or compatible 11.52V), this battery is the standard replacement for part numbers L18L3PF3 and L18M3PF7. At KSh 9,718, it provides the steady current required for the AMD Ryzen processor and the 14-inch multi-touch display. It is the definitive fix for common power issues, including the laptop only functioning when connected to a charger or reporting a "Plugged in, not charging" status.
Who Should Buy This Battery?
This battery is the ideal choice for Flex-14API (81SS) users in Nairobi who rely on their device for mobile productivity or on-the-go media consumption. At KSh 9,718, it is a necessary investment if your current battery has exceeded its typical 300–500 charge cycles or if you notice any bulging under the palm rest. This specific 52.5Wh version is the higher-capacity option compared to the 45Wh variants sometimes found in lower-tier configurations.
Lenovo Flex-14API 81SS Laptop Battery Price Table
| Component Name | Model Compatibility | Capacity | Price in Kenya |
| High-Capacity Internal Battery | IdeaPad Flex-14API (81SS) | 52.5Wh / 4630mAh | KSh 9,718 |
Lenovo Flex-14API 81SS Laptop Battery Key Specifications Table
| Feature | Specification Details |
| Battery Model | L18L3PF3 / L18M3PF7 / L18C3PF7 |
| Part Numbers | 5B10T09094 / 5B10T09095 / 5B10W67217 |
| Capacity | 52.5Wh (Approx. 4630mAh) |
| Voltage | 11.34V / 11.52V (Compatible) |
| Cell Chemistry | Lithium-polymer (Li-Po) |
| Number of Cells | 3-Cell |
| Cycle Life | 500+ Recharge Cycles |
| Compatibility | Flex-14API, S340-14API, C340-14API |
| Safety Features | Overcharge & Thermal Runaway Protection |
| Build Quality | Original Grade A+ High-Density Cells |
Lenovo Flex-14API 81SS Laptop Battery Design and Build Quality
The Lenovo Flex-14API 81SS 52.5Wh Original Battery features a precise internal footprint designed to fit the 81SS000BUS chassis without any modifications. For KSh 9,718, the battery uses a 3-cell configuration that maximizes energy density while keeping the laptop's profile thin. The internal circuit board (BMS) is specifically tuned for Lenovo’s power management firmware, ensuring the "Conservation Mode" in Lenovo Vantage works correctly to extend long-term battery health.
The connector is a high-durability multi-pin ribbon that provides secure data and power transmission. This helps eliminate common "Unrecognized Battery" errors that often occur with inferior third-party replacements.
Lenovo Flex-14API 81SS Laptop Battery Performance and Safety
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Optimized for Ryzen: Specifically designed to handle the power stepping of AMD Ryzen 3, 5, and 7 mobile processors.
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Rapid Charge Support: Compatible with the original 65W Round Tip or USB-C adapters (model dependent) for fast recharging.
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Thermal Intelligence: Integrated sensors monitor cell temperature to prevent overheating during intensive tasks.
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Firmware Synergy: Fully communicates with the BIOS for accurate percentage reporting and health diagnostics.
Lenovo Flex-14API 81SS Laptop Battery Compatibility and Part Numbers
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Direct Part Substitutes: L18M3PF6, L18L3PF2, 5B10T09097, 5B10W67195.
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Associated Models: IdeaPad S340-14 series, C340-14 series, and Flex-14IWL (81SQ).
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Machine Type Support: Verified for 81SS000BUS, 81SS000DUS, and 81SS0005US.
Lenovo Flex-14API 81SS Laptop Battery Pros and Cons Table
| Pros | Cons |
| Higher 52.5Wh capacity vs. standard 45Wh models | Requires opening the laptop for replacement |
| Seamless integration with Lenovo Vantage software | Slightly heavier than the lower-capacity version |
| Grade A+ cells ensure long-term cycle reliability | Internal screws must be handled carefully (Torx/Philips) |
| Restores full 7–10 hour runtime (usage dependent) | Premium price compared to unbranded generics |
Lenovo Flex-14API 81SS Laptop Battery Frequently Asked Questions (FAQs)
How much does the Flex-14API battery cost in Kenya?
The 52.5Wh (L18L3PF3) original battery for the 81SS000BUS is currently KSh 9,718.
Is this battery better than the 45Wh version?
Yes. The 52.5Wh capacity provides approximately 15% more runtime per charge, which is highly beneficial for the Ryzen-based Flex 14 models.
Can I use this battery in an IdeaPad S340?
Yes, this battery is shared across several Lenovo 14-inch models, including the S340-14API and C340-14IWL.
How do I maximize the life of my new battery?
Use "Conservation Mode" in the Lenovo Vantage app if you keep your laptop plugged in most of the time; this limits the charge to 60% and significantly slows down cell degradation.
Lenovo Flex-14API 81SS Laptop Battery Conclusion
The Lenovo Flex-14API (81SS000BUS) 52.5Wh Original Battery is a critical component for restoring the freedom and flexibility of your 2-in-1 device. At KSh 9,718, it offers the perfect balance of original quality and long-term value, ensuring your Ryzen laptop can perform at its peak without being tethered to a wall outlet.
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)
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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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