45wh Lenovo SB18C15129 battery

Sale price ksh 7,318

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SKU: 83479

Condition: Brand New

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Battery Type: Li-ion
Voltage:11.1V
Capacity: 45Wh
Color: Black
Condition: Brand New

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The Lenovo SB18C15129 / SB18C15130 / SB18C15131 45Wh Original Battery is a reliable 3-cell internal lithium-ion power solution. Specifically engineered for Lenovo’s highly portable Chromebook and IdeaPad Flex series, this battery is optimized for the power-efficient ChromeOS environment to deliver sustained performance throughout a school or workday.

Operating at 11.1V, this unit is the factory-correct replacement for part numbers L15M3PB1, L15L3PB1, and 5B10K88047. The Lenovo SB18C15129 Battery Price in Kenya is KSh 7,318, providing a cost-effective way to restore your device's original "all-day" battery life.

Lenovo SB18C15129 Battery: Who Should Buy This?

This internal battery is a precision fit for several specialized Lenovo models, including the Chromebook S330, C330, N22, N23 Yoga, N42, and Flex 11 Chromebook. It is the ideal replacement if you are noticing:

"Charging Paused": The device stops charging even when plugged in, often due to a depleted internal cell that can no longer reach safe voltage levels.
Sudden Power Offs: The Chromebook shuts down immediately when unplugged, which is a common failure mode for the L15M3PB1 series.
Extreme Slowdowns: When a battery reaches the end of its life, some systems throttle the CPU to prevent power spikes, leading to laggy performance.
Vantage/System Health Warnings: ChromeOS provides a "Battery may need replacement" notification in the system tray.

Lenovo SB18C15129 45Wh Battery Price Table

Component Name	Model Compatibility	Capacity	Price in Kenya
Original 3-Cell Internal	Chromebook S330/C330, N23 Yoga	45Wh / 4050mAh	KSh 7,318

Lenovo SB18C15129 Battery Key Specifications

Model Numbers: SB18C15129, SB18C15130, SB18C15131
Alternative Parts: L15M3PB1, L15L3PB1, 5B10K88047, 5B10K88048, 5B10K88049
Capacity: 45Wh (Approx. 4050mAh)
Voltage: 11.1V
Battery Type: Lithium-Ion (Li-ion)
Cell Count: 3-Cell Internal
Compatibility: Lenovo Chromebook S330, C330, N22, N23, N42, Flex 11 Chromebook, IdeaPad Flex 3 CB-11M735

Lenovo SB18C15129 Battery Performance and Safety

ChromeOS Optimized: Designed to work with the low-power states of MediaTek and Celeron-based Chromebooks for maximum efficiency.
Firmware Sync: Guaranteed to be recognized by the Google ChromeOS kernel for accurate percentage reporting and health metrics.
Certified Safety: Includes an internal thermal fuse and gas gauge IC to prevent overcharging and ensure balanced cell wear.
Build Quality: Features reinforced connector pins to ensure a stable connection within the lightweight plastic chassis of the Chromebook series.

Lenovo SB18C15129 45Wh Battery Pros and Cons

Pros: Most affordable 45Wh original replacement at KSh 7,318; Restores up to 10 hours of runtime; Lightweight design.
Cons: Requires full removal of the bottom chassis for installation; Strictly for 11.1V systems (check your original voltage); Not compatible with standard IdeaPad 3 or 5 series.

Lenovo SB18C15129 Battery Frequently Asked Questions (FAQs)

How long should this battery last on a full charge?

On most compatible Chromebooks, you can expect between 6 to 10 hours of runtime depending on screen brightness and whether you are streaming video or working on offline documents.

My original battery says L15M3PB1. Is SB18C15129 the same?

Yes. SB18C15129 is the Lenovo FRU (Field Replacement Unit) number, while L15M3PB1 is the model number printed on the same battery. They are identical and interchangeable.

Lenovo SB18C15129 45Wh Battery Conclusion

The Lenovo SB18C15129 45Wh Original Battery at KSh 7,318 is a high-value replacement that ensures your Chromebook or Flex remains a truly mobile device. Its combination of safety features and OEM compatibility makes it the best choice for students and professionals in Kenya.

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