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    • Genuine L17M4P71 L17C4P71 L17M4P73 Laptop Battery for Lenovo ThinkPad X1 Yoga 3rd Gen 2018 Series 20LD 20LE 20LF 20LG TP00076D 01AV474 SB10K97623 01AV475 SB10K97624 01AV499 SB10K97638 02DL003 15.36V 54Wh
    Genuine L17M4P71 L17C4P71 L17M4P73 Laptop Battery for Lenovo ThinkPad X1 Yoga 3rd Gen 2018 Series 20LD 20LE 20LF 20LG TP00076D 01AV474 SB10K97623 01AV475 SB10K97624 01AV499 SB10K97638 02DL003 15.36V 54Wh
    Genuine L17M4P71 L17C4P71 L17M4P73 Laptop Battery for Lenovo ThinkPad X1 Yoga 3rd Gen 2018 Series 20LD 20LE 20LF 20LG TP00076D 01AV474 SB10K97623 01AV475 SB10K97624 01AV499 SB10K97638 02DL003 15.36V 54Wh
    Genuine L17M4P71 L17C4P71 L17M4P73 Laptop Battery for Lenovo ThinkPad X1 Yoga 3rd Gen 2018 Series 20LD 20LE 20LF 20LG TP00076D 01AV474 SB10K97623 01AV475 SB10K97624 01AV499 SB10K97638 02DL003 15.36V 54Wh
    Genuine L17M4P71 L17C4P71 L17M4P73 Laptop Battery for Lenovo ThinkPad X1 Yoga 3rd Gen 2018 Series 20LD 20LE 20LF 20LG TP00076D 01AV474 SB10K97623 01AV475 SB10K97624 01AV499 SB10K97638 02DL003 15.36V 54Wh

    Genuine L17M4P71 L17C4P71 L17M4P73 Laptop Battery for Lenovo ThinkPad X1 Yoga 3rd Gen 2018 Series 20LD 20LE 20LF 20LG TP00076D 01AV474 SB10K97623 01AV475 SB10K97624 01AV499 SB10K97638 02DL003 15.36V 54Wh

    $59.99

    In stock, item location: Commerce, CA.ETA:3-5 business days to USPS
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    Battery Capacity

    54Wh

    Brand

    YuYan

    Voltage

    15.36V

    Model No

    L17C4P71

    Warranty

    12 Months

    Ensure your Lenovo ThinkPad X1 Yoga 3rd Gen (2018) runs at peak performance with the Genuine L17M4P71 Laptop Battery. Designed for models 20LD, 20LE, 20LF, and 20LG, this 15.36V, 54Wh battery provides reliable and long-lasting power, keeping your notebook running smoothly for work, study, or travel. Compatible with Lenovo part numbers 01AV474, SB10K97623, 01AV475, SB10K97624, 01AV499, SB10K97638, and 02DL003, this high-quality replacement battery meets strict OEM standards, ensuring safety, efficiency, and durability.

     

    Whether you’re on the go or working remotely, this battery delivers dependable performance, quick recharge times, and consistent battery life. Installing is simple and straightforward, letting you return to your tasks without downtime. Restore your laptop’s mobility and productivity with this genuine Lenovo replacement battery.

     

    Product FAQ:

    1.Which Lenovo models are compatible with this battery?
    This battery is compatible with Lenovo ThinkPad X1 Yoga 3rd Gen (2018) models: 20LD, 20LE, 20LF, and 20LG.

     

    2.What is the battery capacity and voltage?
    It has a capacity of 54Wh and a voltage of 15.36V.

     

    3.Is this a genuine Lenovo battery?
    Yes, it is a genuine Lenovo battery, ensuring reliability and safety.

     

    4.Which Lenovo part numbers does it replace?
    Compatible part numbers include 01AV474, SB10K97623, 01AV475, SB10K97624, 01AV499, SB10K97638, and 02DL003.

     

    5.How long will the battery last?
    Battery lifespan depends on usage and care, but typically it lasts 2–3 years under normal usage conditions.

     

    6.Is installation easy?
    Yes, this battery is designed for easy replacement without professional tools.

     

    7.Does it come with a warranty?
    Most sellers provide a 12-month warranty, but check with the retailer for exact terms.

     

     Compatible Machine Models:


    Fit for Lenovo ThinkPad X1 Yoga 3rd Gen Series
    Fit for Lenovo ThinkPad X1 Yoga 2018 Series
    Fit for Lenovo ThinkPad X1 Yoga 2018 (20LD000KCD)
    Fit for Lenovo ThinkPad X1 Yoga 2018 (20LD000SCD)
    Fit for Lenovo ThinkPad X1 Yoga 2018 (20LD000TCD)
    Fit for Lenovo ThinkPad X1 Yoga 2018 (20LF000GCD)

    Compatible Part Numbers:


    L17M4P73 01AV499 SB10K97638 L17C4P71 01AV475 SB10K97624 L17M4P71 01AV474 SB10K97623 02DL003

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    Genuine L17M4P71 / L17C4P71 / L17M4P73 Laptop Battery FAQ

     

    Product Compatibility:

    Lenovo ThinkPad X1 Yoga 3rd Gen (2018) Series

    Model Numbers: 20LD, 20LE, 20LF, 20LG

    Part Numbers: TP00076D, 01AV474, SB10K97623, 01AV475, SB10K97624, 01AV499, SB10K97638, 02DL003

     

    Specifications:

    Voltage: 15.36V

    Capacity: 54Wh

    Type: Lithium-ion (Li-ion)

    Color: Black

    Dimensions: OEM standard for X1 Yoga 3rd Gen

     

    Frequently Asked Questions (FAQ)

    1. Is this battery compatible with my Lenovo ThinkPad X1 Yoga 3rd Gen?

    Yes. The L17M4P71, L17C4P71, and L17M4P73 batteries are specifically designed for Lenovo ThinkPad X1 Yoga 3rd Gen (2018) models, including 20LD, 20LE, 20LF, and 20LG series. Always check your laptop’s model number before purchasing.

     

    2. How long does the battery last?

    This genuine Li-ion battery offers up to 8–10 hours of typical usage depending on your system settings, running applications, and power management. Over time, battery capacity may reduce slightly with repeated charge cycles.

     

    3. Can I replace the battery myself?

    Yes. The ThinkPad X1 Yoga 3rd Gen has an accessible battery compartment.
    Tips for safe replacement:

    Power off your laptop completely.

    Disconnect the charger and any peripherals.

    Remove the bottom cover using a compatible screwdriver.

    Carefully unplug the old battery and replace it with the new one.

     

    4. How should I charge the battery for the first time?

    Plug in the original Lenovo charger.

    Charge the battery fully (100%) before using your laptop on battery power.

    Avoid frequent deep discharges; partial charges are better for long-term battery health.

     

    5. How can I extend the battery lifespan?

    Avoid extreme temperatures (below 0°C or above 45°C).

    Use Lenovo Power Manager or Windows Battery Saver mode.

    Store the battery at ~50% charge if you won’t use it for long periods.

     

    6. Is this an original Lenovo battery?

    Yes. This battery is genuine Lenovo OEM, designed to meet the safety, performance, and reliability standards of Lenovo ThinkPad laptops.

     

    7. What if the battery doesn’t work?

    All purchases come with a warranty (typically 12 months). If you experience issues like failure to charge, overheating, or fast discharging, contact the seller or Lenovo support for replacement or assistance.

     

    8. Can this battery be used in other ThinkPad models?

    No. The L17M4P71 / L17C4P71 / L17M4P73 battery is exclusive to the X1 Yoga 3rd Gen (2018). Using it in incompatible devices can damage your laptop or the battery.

     

    9. Safety Precautions

    Do not puncture or expose the battery to fire.

    Keep away from water and high humidity.

    Dispose of used batteries according to local regulations.

     

     

    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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