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    • L17L3P71 L17M3P71 Laptop Battery Compatible with Lenovo ThinkPad T480S Series Notebook 01AV478 SB10K97620 01AV479 SB10K97621 L17M3P72 01AV480 SB10K97622 11.58V 57Wh 4920mAh
    L17L3P71 L17M3P71 Laptop Battery Compatible with Lenovo ThinkPad T480S Series Notebook 01AV478 SB10K97620 01AV479 SB10K97621 L17M3P72 01AV480 SB10K97622 11.58V 57Wh 4920mAh
    L17L3P71 L17M3P71 Laptop Battery Compatible with Lenovo ThinkPad T480S Series Notebook 01AV478 SB10K97620 01AV479 SB10K97621 L17M3P72 01AV480 SB10K97622 11.58V 57Wh 4920mAh
    L17L3P71 L17M3P71 Laptop Battery Compatible with Lenovo ThinkPad T480S Series Notebook 01AV478 SB10K97620 01AV479 SB10K97621 L17M3P72 01AV480 SB10K97622 11.58V 57Wh 4920mAh
    L17L3P71 L17M3P71 Laptop Battery Compatible with Lenovo ThinkPad T480S Series Notebook 01AV478 SB10K97620 01AV479 SB10K97621 L17M3P72 01AV480 SB10K97622 11.58V 57Wh 4920mAh
    L17L3P71 L17M3P71 Laptop Battery Compatible with Lenovo ThinkPad T480S Series Notebook 01AV478 SB10K97620 01AV479 SB10K97621 L17M3P72 01AV480 SB10K97622 11.58V 57Wh 4920mAh

    L17L3P71 L17M3P71 Laptop Battery Compatible with Lenovo ThinkPad T480S Series Notebook 01AV478 SB10K97620 01AV479 SB10K97621 L17M3P72 01AV480 SB10K97622 11.58V 57Wh 4920mAh

    $39.99

    In stock, item location: Commerce, CA.ETA:3-5 business days to USPS
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    • PACKING DETAILS

    • FAQS

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    Battery Capacity

    57Wh 4920mAh

    Brand

    YuYan

    Voltage

    11.58V

    Model No

    L17L3P71/01AV478

    Warranty

    12 Months

    The L17L3P71 / L17M3P71 Laptop Battery is a premium replacement designed specifically for the Lenovo ThinkPad T480S Series notebooks. Built with high-quality cells and advanced safety features, this battery ensures stable performance, extended run-time, and long cycle life.

     

    Compatible Part Numbers:

    • L17L3P71

    • L17M3P71

    • L17M3P72

    • 01AV478 (SB10K97620)

    • 01AV479 (SB10K97621)

    • 01AV480 (SB10K97622)

    Battery Specifications:

    • Voltage: 11.58V

    • Capacity: 57Wh / 4920mAh

    • Battery Type: Li-ion

    • Condition: Brand New, 100% OEM compatible

    • Cells: 3-cell high-performance battery

     

    Key Features:

    • Reliable replacement for your worn-out ThinkPad T480S battery

    • Built-in overcharge and short-circuit protection

    • Certified for safety and performance

    • Easy installation, plug-and-play design

    • Long battery life with consistent power delivery

    Perfect for business professionals, students, and everyday users, this replacement battery restores your Lenovo ThinkPad T480S to peak performance.


    ✅ FAQ

    Q1: Is this battery compatible with all Lenovo ThinkPad T480S models?
    Yes, this battery is fully compatible with all Lenovo ThinkPad T480S notebooks that use L17L3P71, L17M3P71, or related part numbers (01AV478, 01AV479, 01AV480).

     

    Q2: What is the capacity of this battery compared to the original?
    This replacement offers 57Wh / 4920mAh, which matches the original Lenovo specification for stable runtime and performance.

     

    Q3: How long does the battery last on a full charge?
    Depending on usage, screen brightness, and applications, it typically provides 4–6 hours of runtime similar to the OEM battery.

     

    Q4: Does the battery include safety protection?
    Yes, it comes with overcharge, over-discharge, over-temperature, and short-circuit protection for safe daily use.

     

    Q5: Do I need special tools to replace this battery?
    No, it is designed for easy installation with a screwdriver. Simply remove the back cover, replace the battery, and your laptop is ready to use.

     

      Replacement For Laptop

      Lenovo ThinkPad T480S Series .

      Compatible Part Number

       L17M3P71 01AV478 SB10K97620 L17L3P71 01AV479 SB10K97621 L17M3P72 01AV480 SB10K97622 .

       

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      L17L3P71 L17M3P71 Laptop Battery Compatible with Lenovo ThinkPad T480S Series Notebook – FAQ

       

      1. What models is the L17L3P71/L17M3P71 battery compatible with?

      This replacement laptop battery is designed for Lenovo ThinkPad T480S Series notebooks. It is also cross-compatible with multiple Lenovo part numbers including 01AV478 (SB10K97620), 01AV479 (SB10K97621), and 01AV480 (SB10K97622).

       

      2. What are the specifications of this battery?

      Battery Type: Li-ion

      Voltage: 11.58V

      Capacity: 57Wh / 4920mAh

      Cells: 3-cell high-quality rechargeable cells

      Condition: Brand new, fully compatible replacement battery

       

      3. How long does the battery last on a full charge?

      On average, this battery can provide 4–6 hours of usage depending on your laptop’s settings, workload, and applications in use. Power-intensive programs may reduce runtime, while lighter tasks can extend it.

       

      4. Is this battery safe to use?

      Yes. The L17L3P71/L17M3P71 battery is built with overcharge, overheat, and short-circuit protection. It complies with OEM safety standards to ensure reliable performance and user safety.

       

      5. How do I properly install this battery?

      Power off your Lenovo ThinkPad T480S.

      Remove the old battery by loosening the screws.

      Insert the new battery securely in the slot.

      Re-tighten the screws and connect the laptop to the charger.

      Fully charge the battery before first use for calibration.

       

      6. How should I care for my new battery?

      Avoid letting the battery discharge completely too often.

      Keep the laptop in a cool, dry environment.

      Use the official Lenovo charger for best results.

      Charge the battery at least once every few weeks if stored unused.

       

      7. How can I confirm my Lenovo laptop model and battery part number?

      You can:

      Check the bottom of your laptop for a model label.

      Remove the old battery and look for part numbers like L17L3P71, L17M3P71, L17M3P72, 01AV478, 01AV479, 01AV480.

      Verify through your system BIOS or Lenovo support software.

       

      8. Does this battery come with a warranty?

      Most sellers provide a 12-month warranty and a 30-day money-back guarantee. Always check seller details before purchase.

       

      9. Can I replace this battery myself or do I need a technician?

      This battery can be replaced by most users with basic tools. However, if you are not comfortable opening your laptop, professional installation is recommended.

       

      10. Why should I choose this replacement battery?

      100% compatible with Lenovo ThinkPad T480S

      High-quality cells for long-lasting performance

      Built-in safety protection

      Affordable alternative to OEM batteries

       

      Focus on working not charging… 

      “3 years ago I ordered what I thought was a simple replacement battery for my laptop. Within weeks it overheated, lost charge quickly, and even damaged my charger port. I was shocked! I knew cheap batteries were risky, but I had no idea how quickly they could fail — and how dangerous they could be for my laptop. That experience inspired me to focus on reliable, safe, and long-lasting power solutions that people can truly trust.”

      Our world has become extremely dependent on laptops, yet too many people rely on cheap, low-quality batteries and adapters that fail quickly and create unnecessary e-waste. Many laptop users are aware of the frustration — shorter lifespans, overheating, constant replacements — and are searching for better solutions. But if we want to protect our devices, our data, and even our environment, we need to start choosing safer, longer-lasting, and more reliable power options.”

      CEO

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      Why YuYan?

      1. Where reliability meets performance

      UL (Underwriters Laboratories) and CE (Conformité Européenne) are globally recognized organizations that set the benchmark for product safety, performance, and compliance. Our laptop batteries and adapters are rigorously tested and certified to meet UL and CE standards, ensuring they are safe, reliable, and compatible with your device. This means every product you purchase from us has passed strict safety checks and delivers dependable power you can trust.

      2. UL & CE Certified Power Solutions

      Our laptop batteries and adapters are rigorously tested and certified to meet UL (Underwriters Laboratories) and CE (Conformité Européenne) safety standards. These certifications ensure that every product delivers consistent performance, protects against overheating, overcharging, and short circuits, and is fully compliant with international regulations. With UL & CE certified power solutions, you can trust that your laptop will run safely, efficiently, and without interruptions — at home, at work, or on the go.

      3. Sleek & Minimal Laptop Power

      Designed to complement your laptop, our batteries and adapters feature a sleek, modern look while delivering reliable power. Compact, minimal, and stylish — they fit perfectly into your workspace or on the go.

      4. Make Our Power Solutions Yours

      Don’t settle for unreliable batteries or adapters. Choose our certified, long-lasting power solutions and make them an essential part of your laptop experience — at home, at work, or on the go.

      5. Engineered for Compatibility: Powering Your Ecosystem.

      This addresses a major pain point. Customers need to know the charger works seamlessly not just with their laptop, but with their phone, tablet, and other USB-C devices. It positions YuYan as a unified power solution for all their tech, reducing cable clutter and complexity.

      6.Built to Last: Durability You Can Depend On.

      This directly counters the fear of buying a cheap product that breaks. It highlights quality construction (e.g., reinforced cables, robust connectors, premium materials) and implies a longer product lifecycle, which is a strong value argument over cheaper, disposable alternatives.

      7.Intelligent Charging: Protect Your Device's Battery Health.

      This showcases advanced technology. Modern chargers with intelligent chipsets can regulate voltage and current to avoid overcharging and overheating, which degrades batteries. This shows YuYan cares about protecting the customer's much more expensive laptop investment.

      8.Eco-Conscious Innovation: Responsible Power.

      This appeals to the environmentally conscious consumer. It can encompass energy-efficient operation (less wasted energy), the use of recyclable materials in packaging or products, and adherence to environmental standards like RoHS. This builds a positive, modern brand image.

      9.Globally Ready: A Worldwide Travel Companion.

      A huge benefit for travelers. If YuYan's chargers support 100-240V input voltage and come with interchangeable plugs (or a versatile design), this is a massive selling point. It tells the global citizen that this is the only charger they need to pack.

      For a Sustainable Laptop Future

      At YuYan, it all starts with a vision: to create reliable, safe, and long-lasting power solutions for laptops everywhere.

      Did you know that millions of low-quality laptop batteries and adapters fail every year, creating unnecessary e-waste and safety hazards? Immediate action needs to be taken to protect both your devices and the environment.

       

      That’s why YuYan was created — to provide high-quality, certified batteries and adapters that are safe, durable, and eco-conscious. We believe the best way to make a positive change is through the products people use every day. A portion of every purchase goes directly to supporting electronic waste reduction initiatives and responsible recycling programs.

       

      By choosing our products, you’re not only ensuring reliable power for your laptop — you’re helping reduce e-waste, protect the environment, and support a sustainable technology future. Thank you for making a difference!

      People Usually Ask

      1: How do I know if this battery/adapter fits my laptop?

      Please check your laptop model or the part number on your original battery/adapter. A full compatibility list is provided in the item description. If you are not sure, feel free to contact us before purchase.

      2: Is this an original (OEM) product?

      No, our products are brand-new high-quality replacement batteries/adapters, fully compatible with the original manufacturer’s specifications. All items are CE / FCC / RoHS certified.

      3: Does the voltage/capacity have to match exactly?

      Voltage (V) must match within ±0.5V of your original battery.

      Capacity (mAh/Wh) can be different: a higher capacity means longer runtime but may be slightly heavier.

      4: Do your batteries have a memory effect?

      No. Our batteries use Grade A Lithium-Ion/Polymer cells and are free from memory effect. You can charge or discharge at any time.

      5: Can I use an adapter with higher amperage or wattage?

      The voltage must match (e.g., 19V adapter for a 19V laptop).

      The amperage (A) and wattage (W) can be equal or higher, but not lower.

      6: How long is the battery lifespan?

      Typically 500–800 charge cycles, which is about 2–4 years under normal usage.

      7. How should I care for my battery?

      Avoid extreme heat or cold.

      Do not leave it plugged in for months without use.

      For long-term storage, keep the battery at 40–60% charge in a cool, dry place.

      8. Why does the battery arrive with partial charge?

      For shipping safety, all batteries are shipped with 30–60% charge. This is normal. Please fully charge the battery before first use..

      9. Do you provide warranty?

      Yes. All our batteries and adapters come with a 12-month warranty. If there is any quality issue, we offer replacement or refund.

      10. Don’t they cut a lot of trees to make these still?

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