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    • 01AV423 01AV424 61 Laptop Battery Replacement for Lenovo ThinkPad T470 T480 T580 A475 A485 P51S P52S TP25
    01AV423 01AV424 61 Laptop Battery Replacement for Lenovo ThinkPad T470 T480 T580 A475 A485 P51S P52S TP25
    01AV423 01AV424 61 Laptop Battery Replacement for Lenovo ThinkPad T470 T480 T580 A475 A485 P51S P52S TP25
    01AV423 01AV424 61 Laptop Battery Replacement for Lenovo ThinkPad T470 T480 T580 A475 A485 P51S P52S TP25

    01AV423 01AV424 01AV422 01AV452 61 Laptop Battery for Lenovo ThinkPad A475 A485 T470 T570 T480 T580 P51S P52S TP25 Series 61+ 01AV490 4X50M08810 SB10K97579 SB10K97580 SB10K97581 SB10K97597 11.4V 24Wh

    $24.99

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

    46Wh

    Brand

    YuYan

    Voltage

    15.36V

    Model No

    L18D4P90

    Warranty

    12 Months

    Genuine 01AV423 / 61+ External Battery for Lenovo ThinkPad T-Series, A-Series & P-Series

    Extend your productivity with authentic ThinkPad power. This genuine 01AV423 external slice battery (commonly known as the 61+) is the official 24Wh Lenovo accessory for your business laptop. Designed for models like the ThinkPad T480, T470, A485, and P52s, it provides additional runtime and the legendary hot-swap capability for true all-day computing.

     

     Precision Compatibility
    This is the genuine external (3-cell) slim battery compatible with the following ThinkPad models:

    • ThinkPad T Series: T470, T480, T570, T580

    • ThinkPad A Series: A475, A485

    • ThinkPad P Series: P51s, P52s

    • Special Edition: ThinkPad 25 (TP25)

     

     Key Specifications & Part Numbers

    • Battery Model: 61+ (3-Cell External Slim Battery)

    • Capacity: 24 Wh

    • Voltage: 11.4V

    • Compatible Part Numbers: 01AV422, 01AV423, 01AV424, 01AV452, 01AV490, 4X50M08810

    • Genuine FRU Codes: SB10K97579, SB10K97580, SB10K97581, SB10K97597

    • Design: Standard slim profile that sits flush with the laptop base.

     Why Choose a Genuine External ThinkPad Battery?

    • Hot-Swappable for Unlimited Runtime: When your internal battery runs low, simply swap this external battery without shutting down your laptop—the ultimate solution for mobile professionals.

    • Slim & Lightweight Profile: The "61+" battery maintains a portable form factor, unlike the larger extended "61++" battery.

    • Guaranteed ThinkPad Integration: Designed and tested by Lenovo for perfect fit, secure attachment, and seamless communication with your laptop's power management system.

    • Safety & Reliability: Manufactured to Lenovo's stringent standards with built-in protection circuits.

     

     Easy Installation & Usage

    1. Ensure your ThinkPad is powered on or in sleep mode.

    2. Align the connectors and click the 61+ battery into place on the bottom of your laptop.

    3. Your system will automatically recognize the new power source.

     

     Frequently Asked Questions (FAQ)

    • Q: Is this the internal or external battery?
      A: This is the external "slice" battery that attaches to the bottom of the laptop. It works in conjunction with your laptop's internal battery.

    • Q: What's the difference between the "61+" and "61++" battery?
      A: The 61+ (this product) is the 24Wh slim battery that sits flush. The 61++ is a 72Wh extended battery that protrudes from the bottom for maximum runtime.

    • Q: Will this work with a ThinkPad T490 or newer?
      A: No. The T490 and newer models discontinued the external slice battery design. This battery is only for the T470/T480/A475/A485/P51s/P52s series.

     

    Ready for True Mobile Productivity?
    Order the genuine 01AV423 external battery today and experience the freedom of hot-swap power.

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    FAQ: Genuine 01AV423/424/422 61 Series Battery for Lenovo ThinkPad T470/T480/T570/T580/A475/A485 Series

     

    Q1: Is this 61 Series battery compatible with my ThinkPad model?

    Yes, this 61 Series battery is specifically designed for multiple ThinkPad T-Series, A-Series, and P-Series models, including:

    · ThinkPad T-Series: T470, T480, T570, T580

    · ThinkPad A-Series: A475, A485

    · ThinkPad P-Series: P51s, P52s

    · ThinkPad 25 (Anniversary Edition)

    · Part Numbers: 01AV423, 01AV424, 01AV422, 01AV452, 01AV490

    · FRU Numbers: 4X50M08810, SB10K97579, SB10K97580, SB10K97581, SB10K97597

     

    Q2: What are the technical specifications?

    This genuine-grade replacement matches original Lenovo specifications:

    · Capacity: 24Wh (Watt-hours)

    · Voltage: 11.4V

    · Configuration: 61 Series (3-Cell External Battery)

    · Chemistry: Lithium-Ion

     

    Q3: Is this a genuine Lenovo battery?

    This is a high-quality genuine replacement battery manufactured to meet the exact specifications of the original Lenovo 61 Series batteries. It guarantees perfect compatibility and safe operation.

     

    Q4: How do I install this battery?

    Installation is simple and requires no tools:

    1. Ensure your ThinkPad is powered on or in sleep mode

    2. Slide the battery release latches on the bottom

    3. Align the new battery with the guides

    4. Press firmly until it clicks into place

    5. The system will automatically recognize the new battery

     

    Q5: What is the "Bridge Battery" system?

    These ThinkPad models feature a unique dual battery system:

    · Internal Battery: Fixed inside the laptop

    · External Battery: This removable 61 Series battery

    · Hot-Swappable: You can replace this external battery while the laptop is running

     

    Q6: What warranty do you offer?

    We offer a 12-month warranty on this replacement battery, covering any defects in materials or workmanship.

     

    Q7: Will my ThinkPad recognize this battery correctly?

    Yes, the system will automatically recognize this compatible battery. You can check status through:

    · Lenovo Vantage software

    · Windows Battery Report

    · Power Manager utility

     

    Q8: How can I maximize battery lifespan?

    To extend battery life:

    · Use Lenovo Vantage's battery conservation mode

    · Avoid constant 100% charging when possible

    · Store in a cool, dry environment

    · Update BIOS and power management drivers

     

    Q9: My old battery is swollen. Is it safe to replace?

    A swollen battery requires careful handling:

    · Stop using immediately and power off the device

    · Professional help recommended for safe removal

    · Do not puncture or bend the battery

    · Recycle properly at designated e-waste facilities

     

    Q10: Why choose this battery over third-party alternatives?

    For your business ThinkPad, this battery ensures:

    · Perfect Compatibility: Guaranteed fit and system recognition

    · Safety Certified: Meets Lenovo's quality standards

    · Reliable Performance: Consistent power delivery

    · Hot-Swap Capability: Maintains the Bridge Battery system functionality

     

     Important Compatibility Note
    This is the external 61 Series (3-cell, 24Wh) battery. Your laptop also has an internal battery. This battery is specifically for the listed ThinkPad models with the Bridge Battery system.

     

    Need Help Confirming Compatibility?
    Contact us with your ThinkPad's model number, and we'll guarantee perfect fitment for your specific device!

     

    Business Tip: Use Lenovo Vantage to set charging thresholds when primarily using AC power to extend your battery's overall lifespan.

     

    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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