Lenovo BSN04170A5-AT 39wh battery

Sale price ksh 8,278

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SKU: 82811
Condition: Brand New
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Battery Type: Li-ion
Voltage:7.69V
Capacity: 38-39wh 
Color: Black
Condition: Brand New

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The Lenovo BSN04170A5-AT 39Wh Original Battery is a high-quality internal 2-cell lithium-polymer power unit. Designed specifically for the 14-inch IdeaPad 120S-14IAP (Type 81A5), this battery provides the stable 7.5V output required for its energy-efficient Intel Celeron or Pentium processors. At KSh 8,278, this 39Wh unit is the certified original replacement for part numbers BSN04170A5-AT, 5B10P23779, and 5B10P23777. It is engineered with premium cells to fit perfectly within the internal chassis of the 120S-14 series, ensuring reliable power and safety for students and home users who need to restore the portability of their Lenovo laptop in Kenya.

Lenovo BSN04170A5-AT 39Wh Battery Price Table

Component Name Model Compatibility Capacity Price in Kenya
Original 2-Cell Internal IdeaPad 120S-14IAP (81A5) 39Wh / 5200mAh KSh 8,278

Lenovo BSN04170A5-AT 39Wh Battery – Key Specifications

Feature Specification Details
Model Numbers BSN04170A5-AT
Compatible Part Nos 5B10P23779, 5B10P23777, 5B10P23880
Capacity 39Wh (approx. 5200mAh)
Voltage 7.5V
Battery Type Lithium-ion Polymer (Li-Po)
Cell Count 2-Cell
Compatibility IdeaPad 120S-14IAP, 120S-11IAP

Lenovo BSN04170A5-AT 39Wh Battery – Battery Charging Speed and Efficiency

The Lenovo BSN04170A5-AT 39Wh Original Battery is optimized for daily efficiency:

  • Steady Energy Discharge: Specifically tuned for the 14-inch IdeaPad 120S hardware, providing a consistent power curve for web browsing, document editing, and online classes.

  • Stable Charging Profile: Fully compatible with Lenovo’s standard 45W round-tip power adapters, supporting a safe and steady charging profile that helps maintain the long-term health of the polymer cells.

Lenovo BSN04170A5-AT 39Wh Battery – Battery Safety Protection Technologies

Safety is a core priority for the Lenovo BSN04170A5-AT 39Wh Original Battery:

  • Multi-Stage Circuit Guard: Protects against over-voltage, over-current, and internal short circuits to safeguard the laptop's motherboard.

  • Thermal Monitoring Sensors: Built-in sensors monitor internal cell temperatures, automatically regulating power flow to prevent thermal stress during extended use or high-load tasks.

Lenovo BSN04170A5-AT 39Wh Battery – Battery Connectivity and Compatibility

This internal battery is the essential fit for the IdeaPad 120S series in Kenya:

  • Model Compatibility: Specifically for the IdeaPad 120S-14IAP (Type 81A5).

  • Part Number Match: Certified replacement for OEM part numbers BSN04170A5-AT and 5B10P23779.

  • System Integration: Fully recognized by Windows/BIOS for accurate percentage reporting and energy management.

Lenovo BSN04170A5-AT 39Wh Battery – Charger Cable Strength and Durability

The bridge between the internal cells and the system is managed by a high-quality flexible connector:

  • Reinforced Internal Ribbon: The main battery-to-motherboard cable is designed to withstand the heat cycles and micro-vibrations within the laptop chassis.

  • Precision Header: Features a high-quality plastic header that ensures a vibration-proof, secure connection to the motherboard's power port.

Lenovo BSN04170A5-AT 39Wh Battery – Battery Energy Management and Heat Control

The Lenovo BSN04170A5-AT 39Wh Original Battery utilizes advanced management to maximize longevity:

  • Cycle Longevity: Engineered to maintain its capacity over hundreds of charge-discharge cycles, ideal for daily student and home use.

  • Low Thermal Resistance: High-quality polymer cells generate minimal heat during use, protecting the laptop’s internal components from thermal stress in compact designs.

Lenovo BSN04170A5-AT 39Wh Battery – Ideal Use Cases

  • Educational Productivity: Perfect for students who need a reliable battery for school assignments, research, and online classes.

  • Home Entertainment: Provides the necessary stamina for daily video streaming, emails, and web browsing.

  • Device Restoration: The perfect choice to replace a dead or non-performing battery and restore your IdeaPad’s original mobility.

Lenovo LBSN04170A5-AT 39Wh Battery – Pros and Cons Table

Pros Cons
Genuine Lenovo OEM Quality Internal installation required
Specifically Tuned for IdeaPad 120S-14 Not compatible with 100/110S series
Reliable 2-Cell Design Fixed voltage (7.5V)
Safety and Thermal Certified  

Lenovo BSN04170A5-AT 39Wh Battery – FAQs

Q: Will this fit the IdeaPad 120S-11IAP?

A: No. The 11-inch model (120S-11IAP) typically uses a smaller 27Wh or 31Wh battery model. This 39Wh unit is specifically for the 14-inch model.

Q: How do I install this battery?

A: Installation requires removing the bottom cover of the laptop using a Philips screwdriver. You must carefully disconnect the internal battery header from the motherboard before unscrewing the old unit.

Q: My laptop says "No battery detected." Will this fix it?

A: Yes, if the motherboard is healthy, this symptom usually indicates a failed internal battery controller. Replacing it with this original unit will resolve the issue and restore normal power operation.

Lenovo BSN04170A5-AT 39Wh Battery – Conclusion

The Lenovo BSN04170A5-AT 39Wh Original Battery at KSh 8,278 is the definitive professional-grade solution to restore the mobility of your IdeaPad 120S-14IAP. By choosing a genuine OEM replacement, you ensure safety, accurate power reporting, and full compatibility with your system's hardware.

Cash Payments (Nairobi only)

We accept  Cash Payments . This is applicable for Pay on Delivery orders within Nairobi Metropolitan area.

Mpesa Payment.

  1. Go to Safaricom SIM Tool Kit, select M-PESA menu, select “Lipa na M-PESA“
  2. Select “Pay Bill“
  3.  Select “Enter Business no.“, Enter Rondamo technologies Lipa na M-PESA PayBill Number 964586 and press “OK”
  4. Account no. ( Indicate Order No. & Your Name)
  5. “Enter Amount : ( Total shown on Invoice)
  6. 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