1. Function & Purpose:

This cable is engineered for the highest-power segments of a photovoltaic (PV) system. Its primary roles are:

Combiner Box Output: Transporting the high combined current from a combiner box (e.g., 8-way, 12-way) to the central inverter.

Inverter Input: Serving as the final DC input cables to large string inverters or central inverters.

Long-Distance Runs: Used for runs where low voltage drop is critical due to the high current being carried.

2. Key Specifications Decoded:

10MM² (10 square millimeters):

This is the cross-sectional area (CSA) of the copper conductor. It is significantly larger than 6mm² cable, giving it a much higher current-carrying capacity.

Ampacity: A 10mm² solar cable is typically rated for 70-85 Amps in free air (depending on standards, ambient temperature, and installation method). This makes it suitable for circuits with very high continuous current.

Use Case: This size is used when the electrical current in the circuit is too high for a 6mm² or 4mm² cable. It is the "artery" that carries the consolidated power from multiple strings.

2000 VDC:

This is the voltage rating of the cable's insulation. It is designed and tested to safely operate in systems with a maximum voltage of up to 2000 Volts DC.

Application: This high rating is essential for modern 1500V solar systems. The thicker insulation required for 2000V prevents electrical breakdown and arcing, which is a critical safety feature for utility-scale projects.