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ESTL

Testing Lab of Battery and Electric Vehicle Products

Guangdong ESTL Technology co.,Ltd.

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+86 13925582920

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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: ECE R136 Part 2; ECE R136 Part 2; (EU) 2023/1542; Russia GOST-R; EU CE; EU WEEE; EU ROHS; EU REACH; EU PAHS; ECE R136

Asia: Japan JC-STAR; Japan METI; China Taiwan NCC; 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: Your Global Partner for Battery & New Energy Certification; 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: OpenClaw AI Agent: Is It Taking Over Your Device—and Draining Your Battery?; CMA Test Report for Battery Consumption Tax Exemption: Your Key to 4% Cost Savings; PSE Certification: The Legal Entry Ticket to Japan Market; KC Certification: The Mandatory Market Access Pass for South Korea; UN38.3 Certification: The First Pass for Lithium Batteries Going Global; WERCS Registration for Lithium Batteries: Complete Guide for Walmart, Costco, Amazon & North America; UL2849 Certification Guide for E-Bikes | North America & Amazon Compliance; UL2272 Certification Guide for Hoverboards & Self-Balancing Scooters; 18650 Li-ion Battery Global Certification Guide; Introduction: Painful Lessons — Why Was Your Test Report Rejected by TEMU?; Global Certification & Compliance Guide for Lithium Batteries; Power Bank Global Certification: Complete Compliance Guide for Export; UL 2056 Test Report: Mandatory Compliance for Power Banks in North America; Battery Certification Guide for Saudi Arabia Market (SABER, PC, SC, IECEE); UL 2271 Test Report: The Mandatory Pass for Lithium Batteries in PMDs (North America); IEC 62133: The Global Safety Standard for Rechargeable Portable Battery Products; UL 2849 Test Report for E‑Bikes: The Most Cost-Effective Path to North America Market Access; Wireless Power Bank Global Certification Guide: Compliance for Global Market Access; UL62368 for Portable Power Stations: North American Market Access & Amazon Compliance Guide; Australia’s 2026 Cybersecurity Mandate for Smart Speakers: Core Compliance Requirements & Testing Guide; Australia’s 2026 Cybersecurity Mandate for Smart TVs: Core Compliance Requirements & Testing Guide; China Battery Consumption Tax Exemption: Unlock Millions in Tax Savings with a Compliant CMA Test Report; Battery Consumption Tax Exemption in China: CMA Test Report – The Key to 4% Tax Savings; IEC 62619 Test Report: Safety Passport for Industrial Lithium Batteries Entering Global Markets; Australia Smart Device Cybersecurity Regulation 2026: Compliance Guide for Market Access; IATA DGR 67th Edition 2026: Lithium Battery Air Transport SoC Regulations & Compliance Guide; JC-STAR Compliance Checklist for Manufacturers: Turn Star 1/2 Classifications into Implementable Security Measures; UL2743 Test Report for Portable Power Stations: Amazon Compliance Guide for North American Market Access; IATA DGR 67th Edition 2026: Lithium Battery Air Transport 30% SoC Rule Compliance Guide; Sodium-Ion Battery UN38.3 Certification: Global Transportation Compliance & Safety Guide; ECE R136 Certification for Electric Two-Wheelers: EU Market Access Guide for Chinese Manufacturers; ECE R136 Revision 01: Key Updates & Compliance Strategies for EU Electric Mobility Market Access; IEC 62619 Test Report: Global Access Pass for Industrial Energy Storage & Power Batteries; Japan Communication Device Certification Guide: MIC, Giteki, JATE & TELEC Differences; CCC Annual Confirmation Inspection Report for Batteries & Power Banks: Compliance Guide 2025; Global Lithium Battery Certification Guide 2025-2026: Key Requirements for Major Markets; E-Cigarette Battery UN38.3 Certification: Mandatory Compliance for Global Transportation & E-Commerce; JC-STAR STAR-1 vs STAR-2: How to Choose the Right Entry Level for Japan IoT Market; JC-STAR Certification 2025: New Entry Ticket for IoT Devices Entering Japan; JC-STAR Certification 2025: Comprehensive Guide for Energy Storage & IoT Devices Entering Japan; Lithium Battery Maritime Shipping Appraisal Report: IMDG Compliance & Safety Guide; CCC Mark with Traceability QR Code: Specifications & Management Requirements; China Compulsory Certification (CCC) Mark Pilot Reform for Power Banks and Other Products: Traceability QR Code Implementation Rules; Battery PSE Certification & METI Registration Guide for Amazon Japan (2025 New Rules); Power Bank PSE Certification & Amazon Japan New Rules 2025: Compliance Guide for Overseas Sellers; ANATEL Certification Brazil: Complete Mandatory Product List 2025; Vietnam New Battery Regulation (G/TBT/N/VNM/383): Mandatory Safety Standards for E-Motorcycle Batteries 2025; How to Pass Water Flosser EMC Testing? EN 55014-1/EN 55014-2 Compliance Guide; Japan Battery Compliance 2025: METI Registration, PSE Certification & Amazon Japan Requirements; Juicer CE Certification: In-Depth Analysis of EN 60335-2-14 Safety Standard (2025 EU Market Guide)

Technical information: Battery Consumption Tax Exemption: CMA Test Report & Full Compliance Guide; Battery CMA Test Report & 4% Consumption Tax Exemption — Full Guide for Manufacturers; Battery Exemption from 4% Consumption Tax: The Official CMA Report That Saves You Millions; Battery Export Certification: Avoid Costly Mistakes — Choose the Right Partner; CE Certification: The Must-Have Passport for EU Export; UL Certification: The Gold Mark for Entering the North American Market; CB Certification: The Global Passport for Product Export; WERCS Registration: The Mandatory Ticket for Battery Companies Entering North America; UL2849 Standard Explained: Origins, Scope & Compliance for E-Bikes 01 Origin of UL2849; UL2271 Certification Guide for E‑Scooter & PMD Battery Packs; UL2272 Certification Guide for Electric Scooters & PMDs — North American Market Access; 2026 TEMU Power Bank Compliance Guide: UL2056 & IEC Standards for First-Pass Approval; Global Certification & Compliance Guide for Energy Storage Batteries; Lithium Battery Global Certification: Full Export Compliance Guide; UL 1642 Test Report: The Fundamental Safety Credential for Lithium Battery Cells; UL 2580: The Definitive Safety Standard for EV & Industrial Lithium Battery Systems; IEC Report & CB Scheme: The Global Technical Passport for Battery Products; UL 2272 Test Report: The Essential Safety Pass for E‑Scooters & PMDs in North America; UN38.3 for Portable Power Stations: Global Transport Safety Certification & Compliance Guide; Power Bank CCC Certification 2026: New Regulatory Updates & Compliance Guide for China Market; JC-STAR for IoT Devices: Japan’s Critical Cybersecurity Standard for Market Entry; UL2849 for E-Bikes: Mandatory Certification Guide for North American Market Access; China Battery Consumption Tax Exemption: Unlock Millions in Tax Savings with a Compliant CMA Test Report; JC-STAR Explained for Beginners: Core Framework, Risk Mitigation & Internal Team Responsibilities; Australia Smart Lock Cybersecurity Compliance 2026: Core Requirements & Testing Guide for Market Access; Australia Smart Camera Cybersecurity Compliance 2026: Key Requirements & Testing Guide for Market Access; JC-STAR Device-Side Security Requirements: Essential IoT Compliance Guide to Close Vulnerability Gaps; UL62368 Test Report: Mandatory North American Market Access Requirement for Electronic Products; ANSI/CAN/UL 2743:2023 Standard: North America Market Access Guide for Automotive Jump Starters; IEC 62619 Certification: Safety Standard & Global Market Access for Industrial Energy Storage Batteries; JC-STAR Certification Levels Explained: How to Choose the Right Grade for Your Smart Device; JC-STAR Certification Guide: Japan’s Cybersecurity Pass for Smart Devices Entering the Japanese Market; ECE R136 Overcurrent Test: EU L-Category Electric Vehicle Certification Guide 2025; JC-STAR Certification 2025: Japan IoT Cybersecurity Access & Global Compliance Guide; Power Bank CCC Certification Complete Guide 2025: Process, Requirements & FAQs; Lithium Battery KC Certification Complete Guide: CB Scheme Transfer Shortcut & Market Access Manual; Battery DGM Test Report: Global Transport Compliance Pass for Lithium Batteries; JC-STAR Certification: Your IoT Product’s "Trust Visa" for the Japanese Market; JC STAR Certification Levels Guide 2025: Choose the Right Path for Japan IoT Market Entry; Battery Air Transport Appraisal Report: Global Shipping Compliance Guide for Lithium Batteries; UN38.3 Test Report Guide for Lithium Batteries: Global Shipping & E-Commerce Compliance; Power Bank METI Registration Japan 2025: Compliance Guide for Cross-Border Sellers; Electric Shaver CE Certification: EN 60335 Standards & EU Market Access Guide 2025; FCC SDoC vs FCC ID: Water Flosser Compliance Requirements for US Sales; Japan's New Product Safety Laws: Amazon Japan's Deadline for Battery Products Compliance (Dec 25, 2025); Fan CE Certification: EN 60335 Standard Compliance & EU Market Access Guide 2025; GDPR vs EU Data Act: Key Differences & Dual Compliance Guide for 2025; Thermostat CE Certification: EN 60730 Compliance & EU Market Access Guide; Power Bank ANATEL Certification: Brazil Market Access Guide & Key Requirements 2025; Fan Heater CE Certification: EU Market Access Guide (EN 60335-2-30 Compliance)

Certification case: Sodium-Ion Battery UN38.3 Certification Case: Breaking Through Compliance Barriers for Global Market Access; How to Pass IEC62619 Certification Efficiently: Transparent Process for Battery Factories; 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 13925582920

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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