Lenovo ThinkPad L14 Gen 3 21C5 21C6 57wh battery
Sale price ksh 11,398
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Battery Type: Li-ion
Voltage:11.25V/ 11.4V/ 11.52v
Capacity: 42Wh / 57Wh
Color: Black
Condition: Brand New
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The Lenovo ThinkPad L14 Gen 3 (21C5/21C6) 57Wh Battery is a high-performance internal 3-cell lithium-polymer power unit designed for the third-generation L-series enterprise laptops. Engineered specifically for the 21C5 (AMD) and 21C6 (Intel) machine types, this battery provides the stable 11.52V or 11.58V output required for modern Ryzen 5000/7000 and 12th Gen Intel Core processors. As a certified original replacement for part numbers such as L21M3P74 and 5B10W51854, it offers a significant capacity boost over the base 42Wh configuration, providing approximately 10–12 hours of runtime for business productivity. It supports Lenovo's Rapid Charge technology, allowing for an 80% charge in just 60 minutes when using a 65W USB-C adapter. The Lenovo ThinkPad L14 Gen 3 21C5/21C6 57Wh Battery Price in Kenya is KSh 11,398.
Who Should Buy the Lenovo ThinkPad L14 Gen 3 21C5/21C6 Battery?
This battery is a necessary upgrade or replacement for Kenyan business professionals, IT administrators, and students whose L14 Gen 3 is failing to last through a full cycle of meetings or lectures. If your workstation shuts down unexpectedly or requires a constant AC connection, this KSh 11,398 unit provides the required reliability. It is ideal for users who prioritize the L14’s "work-from-anywhere" capability and need the mid-tier 57Wh capacity for balanced weight and endurance.
Lenovo ThinkPad L14 Gen 3 21C5/21C6 Battery Price Table
| Component Name | Model Compatibility | Capacity | Price in Kenya |
| Original 3-Cell Internal | ThinkPad L14 Gen 3 (21C5 / 21C6) | 57Wh / 4950mAh | KSh 11,398 |
Lenovo ThinkPad L14 Gen 3 21C5/21C6 Battery Key Specifications Table
| Feature | Specification Details |
| FRU / Part Numbers | 5B10W51854, 5B10W51855, 5B10W51856, SB10W51857 |
| Compatible Part Nos | L21M3P74, L21L3P74, L21C3P74, L21M4P72 |
| Capacity | 57Wh (Approx. 4950mAh) |
| Voltage | 11.52V / 11.58V |
| Battery Type | Lithium-ion Polymer (3-Cell) |
| Rapid Charge Support | Yes (80% in 1 Hour with 65W Adapter) |
| Configuration | Integrated Internal Slab |
| Compatibility | ThinkPad L14 Gen 3, L15 Gen 3, L14 Gen 4, L15 Gen 4 |
| Warranty | 12 Months Limited Warranty |
Lenovo ThinkPad L14 Gen 3 21C5/21C6 Battery Performance and Reliability
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Enhanced Endurance: Provides a factory-standard runtime of up to 12 hours, significantly outperforming the entry-level 42Wh option.
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Rapid Charge Integration: Fully optimized for 65W Power Delivery, ensuring minimal downtime during short office breaks.
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Enterprise-Grade Safety: Built with high-density cells and a smart IC to protect against overcharging, short-circuits, and thermal spikes.
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Native OS Communication: Synchronizes perfectly with Lenovo Vantage and Windows Power Management for accurate "Time Remaining" data.
Lenovo ThinkPad L14 Gen 3 21C5/21C6 Battery Pros and Cons Table
| Pros | Cons |
| Restores original 12-hour professional runtime | Internal installation requires opening the chassis |
| Supports 80% Rapid Charge for quick power recovery | Requires a Phillips #0 precision screwdriver |
| Cross-compatible with L15 Gen 3 and Gen 4 models | Ribbon connector is delicate during seating |
| 12-month local warranty for Kenyan buyers | Professional-tier pricing reflects high density |
Lenovo ThinkPad L14 Gen 3 21C5/21C6 Battery Frequently Asked Questions (FAQs)
ThinkPad L14 Gen 3 Battery Price: How much is the 57Wh unit in Kenya? The current retail price for this high-capacity internal battery is KSh 11,398.
Compatibility: Will this fit the Intel (21C6) and AMD (21C5) models? Yes. Both the Intel and AMD variants of the ThinkPad L14 Gen 3 share the same internal battery architecture and FRU part numbers.
Safety: How do I replace the battery safely? Before disassembly, enter the BIOS (F1 at startup), navigate to Config > Power, and select "Disable Built-in Battery." This electronically disconnects the power, allowing you to safely service the internal components.
Lenovo ThinkPad L14 Gen 3 21C5/21C6 Battery Conclusion
At KSh 11,398, the Lenovo ThinkPad L14 Gen 3 (21C5/21C6) 57Wh Battery is the definitive professional choice for maintaining the mobile performance of your business laptop. By selecting a unit that supports original Rapid Charge features and fits the reinforced L-series chassis, you ensure your device remains a dependable tool for your workflow in Kenya. For users of the 21C5 and 21C6 series, this replacement offers the best balance of safety, capacity, and longevity.
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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