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Samsung Galaxy Tab A 8.0 SM-T290 T295 SWD-WT-N8 Tablet Replacement Battery 5100mAh

The ESC SWD-WT-N8 is a 3.83V 5000mAh replacement battery designed for compatible Samsung Galaxy Tab A 8.0 (2019) SM-T290 and SM-T295 tablets. As a Samsung T290 tablet battery supplier and OEM tablet battery manufacturer, ESC supports repair centers, refurbishers, wholesalers and private-label battery businesses.

The battery is produced for replacing aged packs affected by reduced runtime, rapid power loss, poor charge retention or unexpected shutdown. Each production batch is checked according to the applicable quality-control process for capacity, voltage, internal resistance, connector configuration and protection performance.

Samples, mixed-model wholesale orders, customized battery labels and OEM packaging are available. Please confirm the original battery label, connector, polarity and dimensions before ordering.

Samsung Galaxy Tab A 8.0 SM-T290 T295 SWD-WT-N8 Tablet Replacement Battery 5100mAh






Why Choose ESC

Factory Direct Tablet Battery Manufacturer
We specialize in replacement lithium batteries for tablets, smartphones and consumer electronics, supporting OEM/ODM customization, private label solutions and bulk supply.

Reliable Quality Control
Each battery undergoes capacity testing, voltage testing, safety inspection and aging testing to ensure stable performance and low defect rate.

OEM & Wholesale Support
Support customized battery labels, packaging, connectors and specifications for repair shops, distributors and electronics wholesalers.

Stable Global Supply Chain
Fast production lead time, competitive factory pricing and international shipping solutions help customers maintain reliable inventory.


Quick Specifications

Item Specification
Battery Model SWD-WT-N8
Compatible Models Samsung Galaxy Tab A 8.0 SM-T290 / SM-T295
Battery Type Lithium-ion Polymer Battery
Capacity 5100mAh
Voltage 3.82V
Energy 19.48Wh
Quality Control 100% Capacity & Safety Testing
Defect Rate ≤1% (Factory Standard)
Lead Time 7-15 Working Days
Warranty 12 Months
Certification CE / RoHS / UN38.3 / MSDS (Available)
MOQ Negotiable
Shipping Method Express / Air Freight / Sea Freight

Battery capacity and compatibility information are based on commonly listed SWD-WT-N8 specifications for Samsung Galaxy Tab A 8.0 (2019) SM-T290/T295 replacement batteries.

Samsung T290 tablet battery supplier

What Is

What Is Samsung SWD-WT-N8 Tablet Battery?

Samsung SWD-WT-N8 is a replacement lithium battery designed for Galaxy Tab A 8.0 (2019) tablet models including SM-T290 and SM-T295. It provides a reliable power replacement solution for repair businesses, distributors and electronics service providers.

As a factory direct tablet battery supplier, we provide OEM replacement batteries with stable capacity, strict quality control, customized packaging and bulk supply options for global customers.


Key Features

Product Features

1. High Capacity Performance

  • 5100mAh large capacity battery
  • Long-lasting power for tablet applications

2. Factory Quality Control

  • Capacity testing before shipment
  • Voltage and charging performance inspection

3. OEM Replacement Solution

  • Compatible replacement design
  • Suitable for repair shops and distributors

4. OEM/ODM Customization

  • Custom logo
  • Custom packaging
  • Private label service

5. Safe Lithium Battery Design

  • Overcharge protection
  • Over-discharge protection
  • Short circuit protection

Compatible Models

Brand Model Compatibility
Samsung Galaxy Tab A 8.0 (2019) SM-T290 Compatible
Samsung Galaxy Tab A 8.0 (2019) SM-T295 Compatible


Applications

Tablet Repair & Replacement Market

This SWD-WT-N8 replacement battery is widely used for:

  • Tablet repair centers
  • Electronics refurbishment companies
  • Mobile device wholesalers
  • Spare parts distributors
  • Online battery retailers
  • OEM tablet maintenance services

Original Battery vs Replacement Battery Comparison

Comparison Original Battery AOVOLT Replacement Battery
Supply Source Original device supply chain Factory direct manufacturing
Availability Limited after product lifecycle Stable long-term supply
Customization Not available OEM/ODM supported
Logo & Packaging Fixed Customized
Bulk Order Limited Wholesale support
Quality Testing Standard production Capacity + safety inspection
Application Device replacement Repair & distribution market

Client FAQ

1. What models are compatible with SWD-WT-N8 battery?

SWD-WT-N8 battery is designed for Samsung Galaxy Tab A 8.0 2019 SM-T290 and SM-T295 tablet models.


2. What is the capacity of SWD-WT-N8 battery?

The battery capacity is approximately 5100mAh with 3.82V voltage and 19.48Wh energy.


3. Are you a factory or trading company?

We are a direct battery manufacturer providing OEM, ODM and wholesale battery solutions for global customers.


4. Can you customize battery labels and packaging?

Yes. We support customized logos, labels, packaging designs and private label battery solutions.


5. What quality tests do you perform?

Each battery can be tested for capacity, voltage, charging performance, protection function and appearance inspection before shipment.


6. What is the minimum order quantity?

MOQ depends on product model and customization requirements. Contact us for bulk order details.


7. Do you provide samples before bulk orders?

Yes. Sample orders are available for testing and compatibility verification.


8. How long is the production lead time?

Standard orders usually require 7-15 working days depending on quantity and customization requirements.


9. What shipping methods are available?

We support international express, air shipping and sea freight solutions according to customer requirements.


10. Can you supply other tablet and consumer electronics batteries?

Yes. We provide replacement batteries for tablets, smartphones, laptops, speakers and other consumer electronics with OEM/ODM service.

Our Factory

Since 2016, ESC has served B2B buyers with replacement batteries and charging products. We offer 3,000+ models for iPhone, Android phones, tablets and laptops, with flexible MOQs, lead times within seven days and a customer-reported defect rate below 1%. Since 2022, we have developed private-mold fast-charging power banks with broad protocol compatibility and thermal control. ESC supports brands, wholesalers, refurbishers and repair chains with OEM/ODM, certification and production services.

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Our Certificates

ESC certificate 1
ESC certificate 2
ESC certificate 3
ESC certificate 4

OEM & ODM Battery Order Process

  1. 01

    Customer Inquiry & Requirement Confirmation

    Confirm battery models, capacity, quantity, target market, certification and customization requirements.

  2. 02

    Quotation

    Provide a detailed quotation based on product specifications, order quantity, packaging and delivery requirements.

  3. 03

    Customization Details Confirmation

    Confirm customized labels, barcodes, silk-screen artwork, logo printing, packaging and other branding details.

  4. 04

    Order Confirmation

    Finalize product specifications, quantities, unit prices, payment terms, delivery schedule and shipping method.

  5. 05

    Deposit Payment

    The customer pays the agreed deposit so that materials and production can be arranged.

  6. 06

    Production Arrangement

    Arrange material preparation, battery assembly, quality inspection, aging tests, packaging and order completion.

  7. 07

    Balance Payment

    The customer pays the remaining balance after production is completed and the order details are confirmed.

  8. 08

    Shipment

    Arrange shipment by an approved air, sea, railway or express channel according to the destination and order requirements.

  9. 09

    Delivery & Receipt Follow-Up

    Provide shipping documents and tracking information, and follow up until the customer receives the goods.

  10. 10

    24/7 After-Sales Support

    Provide responsive technical assistance, quality-issue analysis and after-sales solutions after delivery.

How to Choose a Reliable Replacement Battery Supplier

Evaluate cell quality, testing capability, assembly details, production consistency and installation support before purchasing smartphone, tablet or laptop replacement batteries.

Verify Battery Model Coverage and Compatibility

Choose a supplier with broad coverage for smartphone, tablet and laptop batteries. Confirm the original battery code, device model, connector position, dimensions, rated voltage and system compatibility before ordering.

A supplier with an established model database can reduce incorrect shipments, installation problems and compatibility-related returns.

1

Check the Quality of Cells and Electronic Components

Battery quality starts with the raw materials. Ask the supplier about:

  • Battery-cell manufacturer and grade
  • Actual cell capacity
  • Cell cycle life
  • PCB and protection-chip solution
  • Connector and flex-cable quality
  • Traceability of key components

Reliable suppliers should use graded cells rather than selecting components only by the lowest price.

2

Review Incoming Material Inspection and Cell Grading

Cells should be tested and grouped according to:

  • Capacity
  • Voltage
  • Internal resistance
  • Self-discharge
  • Thickness and dimensions
  • Appearance

Proper cell grading improves consistency between batteries from the same production batch and reduces abnormal runtime, swelling and early failure.

3

Require Complete Electrical and Compatibility Testing

A professional supplier should test more than the open-circuit voltage. Quality verification should include:

  • Charging and discharging performance
  • Actual capacity
  • Battery current
  • Protection functions
  • Cycle count and battery data
  • Fuel-gauge parameters
  • Device compatibility
  • Temperature performance

Professional battery testers can perform charging, discharging, current calibration and precise parameter comparison, helping identify batteries whose measured data does not match the approved specification.

4

Evaluate Automation and Production Consistency

Automated production processes normally provide better consistency and higher capacity than heavily manual assembly.

Important processes may include:

  • Automatic cell sorting
  • Automatic welding
  • Automatic PCB testing
  • Automatic adhesive application
  • Barcode traceability
  • In-line functional inspection

Automation does not replace quality control, but it helps reduce variation caused by manual positioning, welding and assembly.

5

Inspect Assembly Details

Small assembly details have a major effect on installation efficiency and product reliability.

A well-finished battery should include:

  • Pre-applied battery adhesive
  • Dust-proof protective film
  • Protective sleeve around the flex cable
  • Fixed flex-cable position
  • Stable connector orientation
  • No loose or moving battery cable
  • Clean edges and accurate dimensions

These details reduce flex-cable damage, dust contamination, installation movement and incorrect connector alignment.

6

Confirm In-Process and Final Quality Inspection

The supplier should conduct inspection throughout production rather than checking only finished goods.

Recommended checkpoints include:

  • Incoming material inspection
  • Cell grading
  • PCB and BMS testing
  • Welding inspection
  • Assembly inspection
  • Capacity testing
  • Aging testing
  • Appearance inspection
  • Packaging inspection
  • Final random inspection

Ask whether inspection data can be traced back to the production batch.

7

Compare Capacity Claims, Defect Rate and Certification

Do not select batteries based only on the highest printed capacity.

A credible supplier should provide:

  • Tested capacity data
  • Clear rated voltage and energy
  • Customer-reported defect rate
  • Warranty policy
  • CE, RoHS, FCC, MSDS and UN38.3 documentation where applicable
  • Model-specific certification support

Exaggerated capacity labels without matching cell space, weight and test data are a significant purchasing risk.

8

Follow Correct Battery Installation Procedures

Even a qualified battery can fail if it is installed incorrectly.

Before installation:

  • Discharge the original battery below 25%
  • Power off the device
  • Use non-metallic opening tools
  • Disconnect the battery before handling other internal components
  • Avoid puncturing, bending or crushing the cell
  • Remove the protective film from the adhesive correctly
  • Align the battery and connector before pressing it into place
  • Confirm that the flex cable is not folded, stretched or trapped
  • Reinstall screws and brackets in their original positions
  • Test charging, battery recognition and device functions before final sealing

The installation guide specifically warns that a charged lithium-ion battery may catch fire or explode if punctured, and instructs technicians to power off the phone before disassembly.

9

Contact Us

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Minimum Order: 10 Units
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