LLT Connector: Premier Connector Manufacturer & Certified Ethernet Connector Supplier
Industry-leading connector manufacturer and ethernet connector supplier with comprehensive global certifications. Specializing in waterproof connector supplier services, circular connector manufacturer expertise, and LED lighting connector solutions with 26 years of OEM/ODM excellence.
Internationally Recognized Certification Authority
Certified by global standards organizations including UL, CE, TÜV, PSE, ISO9001, IATF16949, ISO14001, and SA8000
UL Certified Research Laboratory
Advanced electrical contact research facility for connector manufacturer and waterproof connector supplier testing excellence
26 Years Manufacturing Excellence
Expert ethernet connector supplier and circular connector manufacturer with 1,200+ engineering specialists
ERP Quality Management
Vertically integrated LED lighting connector manufacturing with 8 million monthly capacity
Global Connector Certification Excellence by Leading Authorities
Certified connector manufacturer and ethernet connector supplier with comprehensive global standards. Specializing in certified waterproof connector supplier services, circular connector manufacturer solutions, and LED lighting connector innovations validated by UL, CE, TÜV, PSE, ISO9001, IATF16949, ISO14001, and SA8000.

UL 4128:2021 Medical Waterproof Connector Standard
Our waterproof connector series passes 500 disinfection cycles with contact resistance change ≤2mΩ, meeting surgical equipment requirements as a trusted cable connector supplier and waterproof connector manufacturer with 26 years expertise.

UL 2238 Industrial Power Connector Standard
All waterproof connector series pass UL current cycling tests, suitable for solar inverter applications as a leading cable connector manufacturer and power connector manufacturer with OEM/ODM capabilities.

CE LVD+EMC Directive Certification
Compliant with EU Low Voltage and EMC standards, ensuring stable operation in complex electromagnetic environments as a reliable circular connector supplier and wire connector manufacturer with ERP-enabled quality management.

CCC (GB4943.1) Safety Certification
Passes 32 rigorous tests including abnormal temperature and insulation resistance, meeting China market requirements as a certified wire connector manufacturer and ethernet connector supplier with UL certified laboratory.

CE+TÜV Mark Dual Certification
Passes TÜV Rheinland testing with electrical safety indicators exceeding EU standards, suitable for industrial equipment as a premium signal connector supplier and cable connector manufacturer with vertically integrated manufacturing.

CQC Energy Conservation Certification
Compliant with energy management system requirements, helping clients achieve green supply chain goals as an eco-friendly RJ45 connector manufacturer and ethernet connector supplier with 26 years OEM expertise.

IATF 16949:2016 Automotive Quality Management
Achieving automotive waterproof connector PPM ≤50 defect rate control, passing vehicle vibration testing as a trusted ethernet connector supplier and cable connector supplier for automotive industry with ODM capabilities.

IP68 Submersible Grade Waterproof Connector
Passes 1-meter depth immersion test, meeting extreme environment applications as a leading power connector manufacturer and waterproof connector specialist with ERP-enabled quality management and UL certified laboratory.

ISO 14001:2015 Environmental Management
All waterproof connector series comply with ISO environmental standards, meeting international ESG requirements as a responsible circular connector supplier and wire connector supplier with 26 years manufacturing experience.

PSE Electrical Appliance Safety Certification
All waterproof connector series meet Japan electrical safety requirements, passing high temperature/humidity tests as a certified wire connector supplier and signal connector supplier with vertically integrated manufacturing capabilities.

SAA AS/NZS 60335 Standard Certification
All waterproof connector series pass Australian standards, adapting to extreme temperature conditions as a reliable signal connector supplier and power connector manufacturer with OEM/ODM expertise and ERP quality management.

VDE 0620-1 Electrical Safety Certification
All waterproof connector series pass German standards, meeting Industry 4.0 equipment requirements as a trusted power connector manufacturer and circular connector supplier with UL certified research laboratory.

TÜV Rheinland EMC Directive Certification
All waterproof connector series pass EMC testing, ensuring 5G equipment electromagnetic compatibility as a certified ethernet connector supplier and RJ45 connector manufacturer with 26 years quality assurance.

National High-Tech Enterprise Certification
Accumulated 300+ patents in waterproof connector and cable connector technology, mastering core technologies as an innovative cable connector manufacturer and wire connector manufacturer with ODM capabilities.

ISO 9001:2015 Quality Management System
Established ERP-enabled quality control system, achieving precision manufacturing as a quality-focused circular connector supplier, RJ45 connector manufacturer, and cable connector supplier with UL certified testing capabilities.