Solar PV panel connector, H branch 4 to 1 connector waterproof rating reaches IP68. The outer diameter of the wiring (0D) is 3mm-7.5mm. In addition to photovoltaic cables, it is also suitable for electronic wires with small diameters.
Features
- High quality PPO material: High-quality materials, radiation resistance, low temperature resistance, high temperature resistance, high strength, impact resistance, and flame retardant.
- T2 copper conductor: Copper is tin/silver plated, wear-resistant, corrosion-resistant, oxidation-proof, with low resistance and strong conductivity.
- High strength waterproof ring: The product adopts high-strength waterproof ring, insulating silicone, waterproof and dustproof, and protection grade IP68.
- Stable self-locking structure: The joints are connected by compression, and the male and female heads have a self-locking structure.

Specificatons
Model |
ATO-MCH401 |
Rated Voltage |
1000V |
Rated Current |
50A |
Insulation Material |
PPO Material |
Conductor Material |
Tinned Copper |
Ambient Temperature |
-40℃~+95℃ |
Product Temperature |
-40℃~+135℃ |
Safety Grade |
DCII |
Waterproof Grade |
IP68 |
Contact Resistance |
≤0.35mΩ |
Connection System |
Multi-Point Connectivity |
Self-locking System |
Embedded |
Pullout Force |
≥50N |
Insertion Force |
≤50N |
Flame Retardant Grade |
UL94-VO |
Net Weight |
150g |
Dimension ( Unit: mm )

Application

Tips: How does the H Branch 4 to 1 Connector work?
The H branch 4 to 1 connector works by combining the electrical outputs of four individual solar panels into a single connection point.
- Physical Configuration: The H branch 4 to 1 connector typically has a physical structure resembling the letter "H." It consists of four input branches, each representing the output of an individual solar panel, and one output branch that combines the electrical outputs of all four panels.
- Parallel Connection: The connector operates on the principle of a parallel electrical connection. In a parallel configuration, the positive terminals of all four solar panels are connected to one side of the connector, and the negative terminals are connected to the other side. This arrangement allows the current generated by each panel to flow independently to the common output point.
- Voltage Consistency: In a parallel connection, the voltage across each solar panel remains consistent. This is crucial because solar panels typically have a specific voltage at which they operate optimally. By maintaining a constant voltage, the H branch 4 to 1 connector ensures that the connected panels work efficiently together.
- Current Summation: The main advantage of the H branch connector is that it sums the electrical currents produced by each solar panel. As sunlight hits the panels, they generate direct current (DC), and by combining these currents at the connector, you get a higher total current at the common output point. This aggregated current can then be directed to the solar inverter for conversion into usable alternating current (AC).
- Simplified Wiring: Using the H branch 4 to 1 connector simplifies the overall wiring of a solar panel array. Without such a connector, each panel would need to be individually wired to the system, resulting in a more complex and cumbersome installation.