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Battery Technology 4X20V07881-BTI Power Adapters Bti 4x20v07881-bti 20v 45w Usb-c Ac Adapter For Thinkpad E480, E485, E490, E490s, E495, E580, E585,  4x20v07881bti 886734899154

Part Number: 4X20V07881-BTI
Condition: New
Availability: 50  
Real time availability   


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Product Specifications



BTI 4X20V07881-BTI 20V 45W USB-C AC ADAPTER FOR THINKPAD E480, E485, E490, E490s, E495, E580, E585, E590, E595, L380, L390, L480, L580 - Compatible OEM: 4X20V07881 Model: THINKPAD E480, E485, E490, E490s, E495, E580, E585, E590, E595, L380, L390, L48

BTI 4X20V07881-BTI 20V 45W USB-C AC ADAPTER FOR THINKPAD E480, E485, E490, E490S

Manufacturer Part Number: 4X20V07881-BTI



CPN:BTI 4X20V07881-BTI 20V 45W USB-C AC ADAPTER FOR THINKPAD E480, E485, E490, E490S
MANUFACTURER NAME: Battery Technology
MANUFACTURER PART NUMBER: 4X20V07881-BTI
UPC EAN CODE: 886734899154
LANGUAGE: EN
MARKET:US

General Information:

BTI 4X20V07881-BTI 20V 45W USB-C AC ADAPTER COMPATIBLE WITH 4X20V07881, THINKPAD E480, E485, E490, E490s, E495, E580, E585, E590, E595, L380, L390, L480, L580, T470, T470s, T480, T480s, T490, T490s, T495, T495s, T570, T580, T590, TP25

ManufacturerBattery Technology, Inc
Manufacturer Part Number4X20V07881-BTI
Manufacturer Website Addresshttp://www.batterytech.com
Brand NameBTI
Product Model4X20V07881-BTI
Product Name4X20V07881-BTI AC Adapter
Product TypeAC Adapter
  Product UPC886734899154
Technical Information:
Device SupportedNotebook
Chromebook
Tablet PC
Universal AdapterYes
Power Description:
Output Voltage20 V
Maximum Output Power45 W
Interfaces/Ports:
USB Type-CYes
Miscellaneous:
Compatible to OEM Part Number

4X20V07881

Brand CompatibilityLenovo
Compatibility

Compatible OEM:

  • 4X20V07881

Lenovo Products:

  • 100e 2nd Gen
  • 100e 2nd Gen BRL
  • 14w
  • 300e 2nd Gen
  • Tablet 10
  • Chromebook 100e
  • Chromebook 100e 2nd Gen
  • Chromebook 100e 2nd Gen AST
  • Chromebook 100e 2nd Gen AST_BRL
  • Chromebook 100e 2nd Gen MTK
  • Chromebook 100e 2nd Gen MTK 2
  • Chromebook 14e
  • Chromebook 300e
  • Chromebook 300e 2nd Gen
  • Chromebook 300e 2nd Gen AST
  • Chromebook 300e 2nd Gen MTK
  • Chromebook 500e
  • Chromebook 500e 2nd Gen
  • 100e AMD G3
  • 100e G3
  • 100e G4
  • 100e Intel G4
  • 100w AMD G3
  • 100w G4
  • 100w G5
  • 10e Chromebook Tablet
  • 14e Chrome G2
  • 14e G3
  • 14w G2
  • 300e AMD 3rd Generation
  • 300e G4
  • 300w AMD G3
  • 300w G4
  • 300w G5
  • 500e G3
TAA CompliantNo
Warranty:
Warranty24 Month

Date Inserted: Thursday February 27, 2025

This product was last updated on Wednesday April 22, 2026

All products are brand new and factory sealed unless otherwise stated.
 *** Disclaimer- Information is supplied by the Manufacturer. The image, including color, may differ from actual product appearance. CompSource, Inc. is not responsible for data. ***

Questions and Answers

Questions and Answers

Ask CompSource

Shipping / Returns

Shipping

Ground = $12.95
(EST. Arrival Date between Mon.Apr.27 - Thu.Apr.30)

Two Day Air = $25.00
(EST. Arrival Date on Mon.Apr.27)

Standard One Day = $35.00
(EST. Arrival Date on Fri.Apr.24 after 3PM)

Priority = $45.00
(EST. arrival Date on Fri.Apr.24 in the AM)

U.S Mail Priority (AA,AE,AP only) = $30.00

FedEx International Economy (Canada only) = $85.00

Shipping dates are best estimates based on product location and may vary with holidays.

If product requires trucking, additional fees may apply.

* Some destinations are subject to Applicable State/Duty Taxes

Returns

CompSource realizes that every product may have different return guidelines. Please see the policy below regarding this item.

This Product Has Limited Exchange Privileges.

Limited returns within 30 days of purchase permitted on this product.

For support on this product, please contact Battery Technology.  WWW.BATTERYTECH.COM


Battery Technology Company's Information

Battery Technology  
Click Battery Technology for all products

Local #:  (626)336-6878

Site:  WWW.BATTERYTECH.COM

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    About Battery Technology

    Battery Technology, Inc. (BTI) – Reliable Power Solutions

    About BTI

    Battery Technology, Inc. (BTI) was founded in 1992 and has grown into a global leader in the design, manufacturing, and distribution of power-related products. Headquartered in California, BTI operates production facilities in the U.S. and China, serving customers across North America, the UK, and beyond. With over 30 years of experience, BTI is known for its commitment to quality, availability, and innovation in the power supply industry.

    What BTI Offers

    BTI provides a wide range of replacement and OEM-compatible power solutions, including:

    • Notebook and laptop batteries
    • AC power adapters
    • Replacement projector lamps
    • UPS batteries and RBC kits
    • Mobile device power accessories

    Why Choose BTI?

    BTI is trusted by IT professionals, resellers, and end-users for its:

    • High-quality, rigorously tested components
    • Broad compatibility with major OEM brands
    • Unmatched product availability and fast delivery
    • Strong warranty and customer support

    Why Buy BTI from CompSource?

    CompSource.com is your go-to source for BTI products. Here's why:

    • Authorized BTI distributor with competitive pricing
    • Fast, reliable shipping and easy returns
    • Dedicated customer service and product expertise
    • Over 30 years of experience in IT and electronics distribution

    We want this to be as easy and stress-free as possible. CompSource is here to help with your Battery Technology purchase. We're here to help you decide. Chat with us or give our professionals a quick phone call (800)-413-7361, we can assist with the best Battery Technology solution for your needs and budget.

    Here are our most popular categories;
    © 2025 CompSource.com – Trusted Technology, Reliable Power

    About the Author

    Mason Maynard - Marketing Manager of CompSource

    Mason Maynard

    Mason Maynard is a people-oriented individual who finds joy in spending quality time with friends and family, valuing strong personal connections. With a strong interest in Marketing and Sales, Mason thrives on creating impactful strategies that engage audiences and drive meaningful results. Mason is passionate about innovation, business growth, and delivering top-tier customer service.

    Connect with Mason on: LinkedIn


    Learn more about Power Adapters

    Why use a power adapter?

    There are several reasons why it might be a good idea to use a power adapter when purchasing electronics from CompSource. Here are a few:

    1. Compatibility: One of the main reasons to use a power adapter is to ensure that the device you are purchasing is compatible with the electrical outlets in your home or office. Different countries have different types of outlets and voltages, so using a power adapter can help you safely use your device in any location.

    2. Safety: Power adapters can help protect your devices and prevent damage caused by voltage fluctuations or surges. They can also help reduce the risk of fire by ensuring that the device is being supplied with the correct amount of power.

    3. Portability: If you plan on traveling with your device, a power adapter can make it easy to use your device in different countries without having to worry about compatibility issues.

    Overall, using a power adapter can help ensure that your devices are safe, compatible, and portable, making it a good investment for anyone looking to purchase electronics from CompSource.



    Here is a list of all the power adapters CompSource has available;
    CompSource is here to help you decide. You can also Chat with us or give our professionals a quick phone call (800)-413-7361, we can assist with the best solution for your needs and budget.

    Online order, I didn't fill it out correctly, they called me to make sure of my address, they were very friendly and helpful. Order arrived the very next day. Great price on a great product. I will buy from them again for sure. laserraiser
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