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ESTL

Testing Lab of Battery and Electric Vehicle Products

Guangdong ESTL Technology co.,Ltd.

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+86 13925598091

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UN38.3

UN38.3 certification

MSDS certificate

Air transport certificate

Maritime identification

1.2 meters drop

UN38.3FAQ

What is the international UN38.3 certification?

Which battery products need to be UN38.3 certified?

Why should the battery be UN38.3 certified?

What are the requirements for the battery to do UN38.3 certification?

What are the battery UN38.3 certification test items? What is the test pass criteria?

How to apply for battery UN38.3 certification?

Which battery is selected by the UN38.3 certification laboratory?

Test

Electrical safety tests: Charging test; Discharge test; Continuous charging test; Abnormal charging test; Overcharge test; Forced discharge test; Overcharge test; Overdischarge test; Overvoltage charging test; Overcurrent charging test; Unbalanced charging; Undervoltage discharge test; Reverse charging test; Electrostatic discharge test; Power limit test; Input power test; Output port overload; Wrong installation test; External short circuit test; Forced internal short circuit

Environmental safety tests: Temperature and humidity cycle test; Mold stress relief; High altitude low voltage simulation; Impact test; Vibration test; Heavy impact test; Squeeze test; Thermal shock test; Drop test; Combustion test; Temperature rise test; Flame retardant test; 250N steady force test; High temperature test; Washing test

Protect circuit safety tests: Overvoltage charging protection; Overcurrent charging protection; Undervoltage discharge protection; Short circuit protection test; Overload protection test; Over temperature protection test; High pressure test

Other performance tests: Capacity test; Cycle life test; Vacuum glove box

Certification

International: CEC Certification; UN38.3; International CB; International IEC

America: UL2272 Certification; Brazilian ANATEL Certification; Electric Vehicle UL2849; WERCSmart; US UL; US ETL; US TÜVus; US CTIA

Europe: (EU) 2023/1542; Russia GOST-R; EU CE; EU WEEE; EU ROHS; EU REACH; EU PAHS

Asia: China Compulsory Certification; Korea KC; China CQC; Japanese PSE; China Taiwan BSMI; Indian BIS; China Quality Inspection Report; Thailand TISI

Product

Consumer battery: lithium polymer battery; Cylinder battery; Lithium Ion Battery; Square battery; Lithium ion battery; Button Battery; Lithium manganese battery; cell phone battery; Zinc manganese battery; dry cell; NiMH batteries; mobile power; Nickel-cadmium batteries; 18650 battery

Power battery: Balance car battery; Lead-acid batteries; Lithium ion battery; Nickel-cadmium battery; Electric vehicle battery; Power tool battery; Car starter power; Solar battery

IT/AV products

Power supply

Lighting products

Wireless products

Research base

Battery charge and discharge test laboratory

Cell charge and discharge test laboratory

Mobile Power Charge and Discharge Test Lab

Programmable constant temperature and humidity test laboratory

Battery short test laboratory

Electromagnetic vibration test laboratory

Mechanical shock test laboratory

Heavy impact test laboratory

Battery Extrusion Testing Laboratory

High altitude low voltage simulation test laboratory

Battery Thermal Shock Test Lab

Single wing drop test laboratory

Battery temperature test laboratory

Battery forced internal short circuit test laboratory

Battery Burning Test Lab

Steady force test laboratory

Vacuum glove box laboratory

Qualification

China CANS IB1376 Authorized Agency

China CANS IB1376 Authorized Agency

UL Authorized Laboratory（TPTDP）

UL Authorized Laboratory（WTDP）

IECEE authorized CBTL laboratory

China CANS L13753 Authorized Agency

China CANS L13753 Authorization Qualification

China CMA（202019014977） certification

TUV authorized laboratory

TUV authorized laboratory

CQC Commissioned Testing Laboratory

ITS Authorized Lab

KTC Golden Key Honor

KTC Authorized Laboratory

Eurofins Authorization

High tech enterprise certificate

Mechanism

China National Accreditation Service for Conformity Assessment (CNAS)

China Metrology Certification (CMA)

China Quality Certification Center (CQC)

Underwriters Laboratories (UL)

Intertek（ITS）

International Electrotechnical Commission (IECEE)

Beijing Dijiem (DGM)

Korea Mechanical and Electronic Research Institute (KTC)

TÜV Rheinland Group (TÜV RH)

Australian International Standards Corporation (SAA)

Bureau Veritas (BV)

China Electronics Standards Institute (CESI)

Expert team

Senior Battery Certification Testing Expert

Senior Battery Testing Engineer

Senior Engineer of International Group

Senior Battery Certification Engineer

Corporate style

CHENENG Building

Experimental base 1

Experimental base 2

Experimental base 3

Experimental base 4

Learning training

Partner

Guangzhou Great Power Energy&Technology Co.,Ltd

Shenzhen Haopeng Technology Co., Ltd.

Guangdong Bivo New Energy Co., Ltd.

Shenzhen Bofuneng Battery Co., Ltd

Guangdong Boliwei Technology Co., Ltd.

Fugang Electronics (Dongguan) Co., Ltd.

Ganfeng Lithium Industry Co., Ltd.

Shenzhen Best Technology Co., Ltd

Guangzhou City Haoming New Energy Technology Co., Ltd.

Shenzhen Huabao New Energy Co., Ltd.

Hualiyuan Lithium Energy Technology Co., Ltd.

Shenzhen Ruide Electronic Industry Co., Ltd.

Shenzhen Boke Intelligent Technology Co., Ltd.

Huizhou City Saineng Battery Co., Ltd.

Guangdong Microelectronics New Energy Co., Ltd.

Easit Group Co., Ltd.

Shenzhen Utley Energy Co., Ltd.

Recruitment

News

Company news: GTG ESTL Gains Zhengzhou Airport Recognition: Approved for Lithium Battery Cargo Air Transport Testing; ESTL Upgrades CQC Certification: Expanding Capabilities for Lithium Battery Safety Compliance; ESTL Gains Official Recognition from China Southern Airlines, Empowering Battery Enterprises to Secure UN38.3 Compliance; ESTL Achieves UL TPTDP Qualification: A Milestone in Certification & Testing Industry; Intertek Hong Kong District Interview visited the ESTL; South Korean KTC agency leader visited the ESTL; UL agency leaders visited the storage energy inspection and guidance work

Certification information: Lithium-Ion Battery CCC Certification: Deformed Mark Usage, Series Sampling Requirements & Application Notes; UN38.3 Certification for Portable Energy Storage Power Supplies: Global Transport Pass & Safety Guarantee; One Test, Globally Recognized – Enable Your Outdoor Energy Storage Power Supply to Access 50+ Countries; E-Bike Lithium Battery/Charger CCC Certification New Rules: Mandatory Implementation from Nov 2025; 2025 China Battery New National Standard Certification: Comprehensive Guide for Compliance & Implementation; Taiwan SMI Lithium Battery New Regulations 2025: Mandatory Factory Inspection & Certification Model Reform (Effective Oct 28, 2025); Battery-Related Report FAQs: Update Requirements, Label/Packaging Changes & Solutions; Battery MSDS Testing: Core Value, Content & Compliance Guide for Global Markets; 2026 Lithium Battery Transport New Regulations: Comprehensive Interpretation & Compliance Guide; Battery Consumption Tax Exemption Testing Service: Guangdong Energy Storage Testing Helps Enterprises Enjoy Preferences Compliantly; EV Charger CE Certification for Europe: Solve Your Challenges with ESTL; E-Bike UL 2849 Certification: The "Safety Key" to Entering the North American Market; Portable Power Bank Compliance Guide for Amazon Canada: Step-by-Step Access Strategy; Power Bank UN38.3 Certification: Mandatory Pass for Global Export & Professional Support; Energy Storage Battery Global Certification: Overcome Export Challenges with Guangdong Energy Storage Testing; EV Charger Global Certification: Solve Your Pain Points with Guangdong Energy Storage Testing; Inverter Certification for Europe, America & Australia: Solve Your Pain Points with Guangdong Energy Storage Testing; WERCSmart Registration for Lithium-Ion Battery-Powered Vehicles: Core Compliance Points & Professional Support; Power Bank 3C Certification Cost: Breakdown & Optimization Strategies by Guangdong Energy Storage Testing; UN38.3 Certification for Lithium Batteries: Global Transport Pass & Guangdong Energy Storage Testing’s Professional Services; 2026 UN38.3 Report Annual Update: Critical Reminders, Regulation Changes & Beginner’s Guide; SRRC Certification for Wireless Charging Power Banks: Mandatory Requirements, Standard Updates & Renewal Guide; ANSI/CAN/UL 9540A Latest Version: Core Updates & Industry Value for Energy Storage Systems; Guangdong ESTL: Solve Battery Market Access & Safety Risks (CNAS/CMA/CBTL); Battery 3C Certification in China: Market Access, Importance & GTG’s Services; A Complete Guide to Japan METI Registration: What’s the Difference from PSE Certification? Essential Knowledge for Export Enterprises; SRRC Certification for Wireless Battery-Powered Products: 2025 New Rules, Challenges & Solutions; Australian CEC Certification Stuck? We Deliver High-Pass-Rate, Fast Solutions for Energy Storage & PV Products; Annual Update of Battery Air Transport Identification Reports: Reasons, Process & Timelines; UN38.3 Update Notice: Is your Annual Transportation Appraisal Report ready?; GCC Certification for Button Batteries: A Guide for Cross-Border E-Commerce Sellers; Battery CB Certification Standards Guide: Global Market Access; China CCC Certification for Batteries: Solutions to Common Challenges; IECEE CB Scheme: Global Market Access for Battery and Electronic Products; IEC 62619: Industrial Lithium Battery Safety Standard; UN38.3 Certification: Global Battery Transportation Safety Standard; Battery CQC Certification: Enhancing Safety and Market Access; Battery Air Transport Certification: UN38.3 and Air Transport Assessment Report; What is WERCSmart Certification?; IATA DGR 67th Edition: Lithium Battery State of Charge (SoC) Regulations for Air Transport; IEC 62620 Standard for Industrial Secondary Lithium-Ion Batteries: Complete Guide; IEC 62133 Test Report: The Global Authority for Portable Battery Safety; 67th Edition IATA DGR: Key Updates on Batteries (Effective Jan 1, 2026) & Compliance Prep; GB/T 36276-2023: National Standard for Lithium-Ion Batteries for Electrical Energy Storage – Implementation, Requirements & Impact; IEC 62133: Global Safety Standard for Portable Secondary Batteries – Requirements, Testing & Implementation; WERCS Registration for Battery Products: Mandatory Requirement for Entering North American Retail Markets (Walmart, Amazon); UN38.3 Testing: Mandatory Standard for Lithium Battery Transport Safety & Global Market Access; Frequently Asked Questions (FAQs) About CCC Certification for Batteries: A Guide to Cell Dimension Tolerances, Key Material Interpretation, and Test Parameter Control; Lithium-Ion Battery Marine Shipping Identification Report: A Must-Have for Cross-Border Trade; Air Transport Identification Report for Lithium-Ion Battery Products: A Must-Have for Safe Cross-Border Air Shipping

Technical information: Portable Energy Storage Power Supply Global Certification Guide: Essential Requirements for Successful Overseas Expansion; Certification Is the "Pass" for Portable Energy Storage Power Supply Exports; Introduction: Certification Has Become the "Market Pass" for Portable Energy Storage Power Supplies; 2025 China Battery New National Standard Certification: Comprehensive Compliance Guide & Enterprise Strategies; Guangdong ESTL: Global Battery Testing & Certification Services with Authoritative Qualifications; Battery CCC Certification Guide 2025: Scope, Process & Professional Services for Power Banks/Electric Bicycles; 3-Meter Stacking Test for Lithium Batteries: IATA DGR Compliance & Professional Testing Services; Battery MSDS Report: Core Value, Content & Professional Services for Global Trade; 2026 Lithium Battery Transport Report Renewal: Validity, Core Value & Professional Services; Frequently Asked Questions (FAQs) on Battery Consumption Tax Policy; Energy Storage Battery CE Certification for Europe: Overcome Technical Barriers with ESTL; Energy Storage Battery CE Certification: Mandatory Pass for Entering the European Market & Professional Solutions; UN38.3 Certification for Portable Energy Storage Power Supplies: Global Transport "Safety ID" & Compliance Guide; Battery MSDS Reports: Legal Compliance Essentials & Professional Preparation Guide; 2026 UN38.3 Battery Transport Document Update Alert: Critical Timeline & Enterprise Response Strategy; Power Bank 3C Certification: Mandatory Safety Guarantee & Implementation Essentials; Battery UL Certification: Key Safety Access Requirement for the U.S. Market; Battery CB Certification: The Global "Passport" for International Market Access; National Standard GB/T 45915-2025: Safety & Multimodal Transport Requirements for Power Lithium Battery Transportation; ADR 24th Edition Update: Key Adjustments to Lithium Battery Transportation Rules; Cross-Border E-Commerce Battery Testing Reports: Your "Passport" for Platform Shelving & Global Sales; UL 2054 Certification for Lithium Batteries: A Must-Have for U.S. Market Access; UL4200A Standard: A Complete Guide for Products with Button Batteries; IEC 62133 Test Report: A Comprehensive Guide for Portable Battery Safety Certification; IEC 62368-1 Certification: Complete Guide for Global Market Access; Lithium Battery State of Charge (SoC) Rules for Air Transport: ICAO Mandates & IATA DGR 67th Edition Updates (2026 Effective); CB Certification for Batteries: IECEE’s "One Test, Multiple Country Recognition" Scheme for Global Market Access; WERCSmart Certification for Battery Products: A Must-Have Pass for Entering Global Mainstream Retail Channels; 1.2m Drop Test for Battery Products: Safety Evaluation & Compliance Guide; 3m Stacking Test for Battery Air Transport: Requirements, Process & Compliance Guide; Lithium-Ion Battery MSDS: Core Document for Global Trade, Safety & Compliance; How Much Do You Know About UL1642, UL2054, and UL/CAS 62368-1?; Sodium-Ion Battery UN38.3 Testing – Guangdong ESTL | Global Compliance Support; UL2849 Certification for Electrically Power Assisted Cycles (EPACs): A Key to Global Market Access; FAQs on New CCC Rules for Power Banks & Lithium-Ion Batteries (2025); Several factors affecting the cycle performance of lithium ion batteries; What are the main factors that restrict the low temperature performance of lithium ion batteries?; Causes and troubleshooting methods for common battery failures; Lithium ion common problem analysis and solution (2); Lithium ion common problem analysis and solution (1)

Certification case: PV Inverter ETL Certification Case Study: How Energy Storage Testing Cut Costs by 50% for Global Market Access; Proactive Risk Control: GTG Pre-Testing Helps EV Charger Makers Avoid UL Certification Pitfalls; IEC 62619 Testing Case Study: Supporting a Leading Energy Storage Integrator’s Global Market Entry; UPS CB Certification Success Story: 4-Week Challenge Overcome; PXID E-Bike UL2849 Certification | Supported by GTG ESTL for North American Market; UN38.3 certified company ESTL to obtain UN38.3 certificate for the battery of a company in Dongguan

Sitemap

Product: Consumer battery; Power battery; IT/AV products; Power supply; Lighting products; Wireless products

Certification: UN38.3; International CB; International IEC; US UL; US TÜVus; China CQC

Service Hotline+86 13925598091

Address: 2st floor, B Area, Jinbaisheng Industrial Park, Headquarters 2 Road, Songshan Lake Hi-tech Industrial Development Zone, Dongguan City, Guangdong Pr., China. Telephone: +86-0769-85075888 to 6617 Fax: +86-0769-85075898 Mailbox: net03@gtggroup.com

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