ATESS 16-String PV Combiner Box – With String Monitoring (250A)

Brand: ATESS

Product Type: PV Combiner Box with Monitoring

Number of Inputs: 16 PV strings

Output: 1 combined DC output

Rated Output Current: 250A

Rated Voltage: Up to 1000V / 1500V DC (model-dependent)

Monitoring Function:

• Real-time monitoring of voltage and current for each string

• String-level fault detection and alerting

• Communication interface: RS485 / Modbus RTU

Protection Devices:

• DC fuses or breakers for each string input

• Type II (or higher) DC surge protection (SPD)

• Built-in DC isolator switch

• Grounding and lightning protection terminals

Enclosure:

• IP65 / IP66 weatherproof rating

• UV-resistant and corrosion-proof construction

• Suitable for outdoor installation

Cooling: Natural convection (passive)

Operating Temperature: –25°C to +60°C

Applications:

• Large commercial and industrial PV plants

• Utility-scale solar farms

• Hybrid energy storage and solar ESS systems

• DC distribution for high-capacity solar arrays

Key Benefits:

• Safely combines up to 16 PV strings into a single DC output

• Built-in current and voltage monitoring for each string

• 250A high current capacity for large installations

• Surge and overcurrent protection ensure long-term reliability

• Seamless integration with ATESS hybrid and grid-tied systems