QC Solar Connector QC4.10-CDS EFS for High-Current PV Connections
QC Solar Connector QC4.10-CDS EFS provides secure and efficient high-current connections for large-scale solar power systems.
The QC Solar Connector QC4.10-CDS EFS is designed for high-current PV connections in utility-scale solar power systems. With a robust contact design and secure locking interface, it ensures stable power transmission and reduced electrical losses under demanding operating conditions. Its reliable structure supports long-term outdoor use, making it suitable for modern photovoltaic installations requiring higher current capacity.
Features
Multi-channel waterproof defense, stronger water-blocking performance, high safety coefficient
Stronger resistance to salt spray and ultraviolet rays
Low cost, easy to operate, plug and play
Technical Data
Item | QC4.10-efs | QC4.10-cds |
|---|---|---|
Rated Current | 36A (2.5mm²); 30A (14AWG); 41A (4.0mm²); 35A (12AWG); 46A (6.0mm²) | 36A (2.5mm²); 41A (4.0mm²); 46A (6.0mm²); 70A (10mm²) |
Rated Voltage | 2000VDC (TUV/UL) | 1500VDC (TUV/UL) |
Size of Cables | 2.5mm² (14AWG); 4.0mm² (12AWG); 6.0mm² (10AWG) | 2.5mm² (14AWG); 4.0mm² (12AWG); 6.0mm² (10AWG); 10mm² (8AWG) |
Protection Class | II | II |
Temperature Range | -40°C ~ +85°C | -40°C ~ +85°C |
Contact Resistance | < 0.1mΩ | < 0.1mΩ |
Protection Grade | IP68 | IP68 |
Flammability Class | V-0 | V-0 |
FAQs
Q1: What is the QC4.10-cds / efs connector used for?
It is used to connect PV modules within solar power systems.
Q2: Where are QC4.10 connectors commonly applied?
They are often used in large-scale and utility PV installations.
Q3: Does the QC4.10 connector support stable power transmission?
Yes, it is designed for consistent electrical performance.
Q4: Can QC4.10 connectors be used in outdoor environments?
They are designed for typical outdoor solar installation conditions.
Q5: Are QC4.10 connectors suitable for high-density PV layouts?
They are commonly used where efficient and compact connections are required.




