UK to EU Shipping: We will dispatch all EU orders from Belgium. NO HASSLE, NO TAX, NO DUTY, NO EXTRA CHARGES UK to USA Delivery, No Hassle, Directly from the manufacturer. UK to Australia & New Zealand Shipping: We will dispatch all Orders from Australia. NO HASSLE, NO TAX, NO DUTY, NO EXTRA CHARGES UK to EU Shipping: We will dispatch all EU orders from Belgium. NO HASSLE, NO TAX, NO DUTY, NO EXTRA CHARGES UK to USA Delivery, No Hassle, Directly from the manufacturer. UK to Australia & New Zealand Shipping: We will dispatch all Orders from Australia. NO HASSLE, NO TAX, NO DUTY, NO EXTRA CHARGES

Categories

BTI 5B11B36279 45Wh 11.1V Lenovo laptop battery with connector and label
BTI 5B11B36279 45Wh 11.1V Lenovo laptop battery with connector and label

Battery Technology BTI 5B11B36279 45Wh 11.1V Battery


Buy 5 or More Units - Unlock Priority Discounts!
Buy 20 or More Units - Get Exclusive Volume Discounts!


Also Support: Google & Apple Pay

Are you a reseller or placing a large order?
We're happy to offer Special Pricing tailored to your needs.
Click "Request Quote" or email us at [email protected] to get your best price today!

Add to Wishlist

Compare

Product Code: BTEL-3715

MPN #: 5B11B36279-BTI

Running out of power on your Lenovo laptop can halt work and cause stress, especially when you’re on the move. The Battery Technology BTI 5B11B36279 45Wh 11.1V Battery is a reliable replacement that restores full performance, giving you the freedom to stay productive wherever you are. Its lithium-ion chemistry ensures long life and consistent power output, so you can trust it to keep your device running smoothly.

Battery Technology Battery

Owning this battery means you experience dependable run-time without the worry of sudden shutdowns. It fits seamlessly into your Lenovo notebook, delivering the same power profile as the original unit. You’ll notice a steady, uninterrupted workflow and the confidence that comes from a battery designed for everyday demands.

Benefits of Battery Technology Battery
  • Longer work sessions: Extends your laptop use so you can finish tasks without hunting for a charger.
  • Reliable power: Provides stable voltage, reducing the risk of unexpected shutdowns.
  • Cost-effective: Replaces the original at a lower price, saving you money on repairs.
  • Easy installation: Fits your device without tools, minimising downtime.
  • Environmentally friendly: Replaces a single cell, reducing electronic waste.

Key Features of a 45 Wh Battery
  • Brand compatibility: Lenovo. Works with all supported Lenovo models.
  • Battery colour: Black. Blends with the laptop’s design for a clean look.
  • Battery capacity: 45 Wh. Supplies ample energy for extended use.
  • Battery voltage: 11.1 V. Matches the original specifications for optimal performance.
  • Number of battery cells: 3. Balances capacity and safety.
  • Battery technology: Lithium-Ion (Li-Ion). Offers high energy density and low self-discharge.
  • Number of batteries included: 1 pc(s). Provides a single, ready-to-install unit.
  • Summary capacity: 4050 mAh. Indicates the charge amount the battery can hold.

Usages of a 45 Wh Battery

This battery is ideal for students, professionals, and travellers who need reliable power for long lectures, intensive projects, or remote work sessions. It also suits anyone replacing a worn-out laptop battery who wants to maintain original performance without compromise.


Specifications
Features
Brand compatibilityLenovo
Product colourBlack
Battery capacity45 Wh
Battery voltage11.1 V
Number of battery cells3
Battery
Battery capacity45 Wh
Battery technologyLithium-Ion (Li-Ion)
Packaging data
Number of batteries included1 pc(s)
Summary Details
Battery capacity4050 mAh

No Attachments Found!

Customer Reviews

Be the first to write a review

You can upload up to 3 images (JPG or PNG formats only).
Please fill the reCAPTCHA.
Please fill the reCAPTCHA.
🍪 Cookies Notice

We use cookies to ensure you get the best experience. See our Privacy Policy.