51.5wh Lenovo Yoga 730-15IKB 81CU0040US battery
Sale price ksh 11,278
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Battery Type: Li-ion
Voltage:11.4V
Capacity: 51.5Wh
Color: Black
Condition: Brand New
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The 51.5Wh Original Battery for the Lenovo Yoga 730-15IKB (Model 81CU0040US) is a premium internal power unit designed for high-end convertible workstations. This specific configuration, featuring a Core i7 processor, 16GB RAM, and a 4K UHD touch display, requires the consistent high-density energy provided by this 3-cell lithium-ion unit to maintain its professional performance levels.
Operating at 11.25V (or 11.4V), it serves as the official factory replacement for part numbers L17C3PE0 and L17L3PE0. The Lenovo Yoga 730-15IKB 81CU0040US 51.5Wh Battery Price in Kenya is KSh 11,278, offering a reliable solution to restore the device's original 9-hour runtime (4K model) and support the power draw of its dedicated NVIDIA GTX 1050 graphics.
Lenovo Yoga 730-15IKB (81CU0040US) Battery: Who Should Buy This?
This internal battery is the essential replacement for Yoga 730-15IKB (81CU) users in Kenya facing:
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The laptop shutting down immediately when the 90W Slim Tip power adapter is disconnected.
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Windows or Lenovo Vantage reporting "Battery 1: Not charging" or a "Permanent Failure" error.
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Rapid battery percentage drops while performing GPU-intensive tasks like video editing or design.
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Noticeable heat or physical swelling on the bottom aluminum cover, indicating cell degradation.
Lenovo Yoga 730-15IKB (81CU0040US) Battery Price Table
| Product Name | Model Compatibility | Capacity | Price in Kenya |
| Lenovo Yoga 730-15 Battery | 730-15IKB (81CU) / 730-15IWL | 51.5Wh | KSh 11,278 |
Lenovo Yoga 730-15IKB (81CU0040US) Battery Key Specifications
| Feature | Specification Details |
| Model Numbers | L17C3PE0, L17L3PE0, L17M3PE0 |
| Compatible Part Nos | 5B10Q39196, 5B10Q39197, 5B10W67214, 5B10W67390 |
| Capacity | 51.5Wh (4520mAh / 4587mAh) |
| Voltage | 11.25V / 11.4V |
| Battery Type | Lithium-ion Polymer (Li-Po) |
| Cell Count | 3-Cell |
| Compatibility | Yoga 730-15IKB (81CU), 730-15IWL (81JS) |
Lenovo Yoga 730-15IKB (81CU0040US) Battery Performance and Safety
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High-Capacity Density: Specifically engineered to provide the high current required by the GTX 1050 GPU during peak loads.
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Lenovo Rapid Charge: Supports fast charging cycles, allowing the battery to reach 80% capacity in approximately 60 minutes.
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Intelligent Thermal Management: Features integrated safety circuits to prevent over-current and overheating within the slim 15.6" chassis.
Lenovo Yoga 730-15IKB (81CU0040US) Battery Compatibility List
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Yoga 730-15 Series: 81CU0040US, 81CU000BUS, 81CU000CUS, 81CU0009US.
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15-Inch Workstations: All Yoga 730-15IKB and 730-15IWL models.
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Note: This battery is designed for the 15.6-inch chassis only. It will not fit the 13.3-inch Yoga 730 models.
Lenovo Yoga 730-15IKB (81CU0040US) Battery Pros and Cons
| Pros | Cons |
| Restores original 9-11 hour battery life | Premium price reflects high-density cell quality |
| Full support for Lenovo Vantage health tools | Requires T5 Torx and Phillips tools for access |
| Grade A+ cells for long-term stability | Internal ribbon connector is extremely delicate |
Lenovo Yoga 730-15IKB (81CU0040US) Battery Frequently Asked Questions (FAQs)
Why does the 15-inch battery cost more than the 13-inch version?
The 15-inch Yoga 730 battery uses specialized cells designed to handle significantly higher power consumption from the dedicated NVIDIA graphics card and the large 4K display panel.
How do I calibrate the new battery after installation?
Charge it to 100% and leave it on the charger for 2 hours. Then, discharge it to approximately 5% before charging it back to full. This helps the BIOS accurately track the new cell capacity.
Lenovo Yoga 730-15IKB (81CU0040US) Battery Conclusion
The Lenovo Yoga 730-15IKB (81CU0040US) 51.5Wh Battery at KSh 11,278 is the correct, factory-grade replacement to restore the mobility and reliability of your premium 2-in-1 workstation.
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“
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This is applicable for all orders, both in Nairobi & upcountry besides large orders over Ksh 250,000/-
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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
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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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