Add-on / Retrofit Junction Box - X


The Box-X is an innovative add-on junction box that contains NxSensor MLPE device. It is a retrofit approach to upgrade existing solar power systems, and equip them with smart functionalities.


NxSensor Add-on Retrofit Junction Box Model-X for exsiting solar power systems or after solar PV markets.

Add-on / Retrofit Junction Box Model X


  • Enable solar PV module-level monitoring;
  • Enable solar PV module-level rapid shutdown;
  • Wireless connectivity for module-level communication;
  • Assign digital ID and RF-based solar panel management;
  • Fast installation, easy wiring and connection;

Wiring & Connection

The add-on/retrofit boxes is connected in parallel with the solar panel. It will replace the original +/- cable output. The wiring is straightforward:

Wiring and connecting of Add-on/retrofit solar panel sensors and MLPE devices.

Wiring and connecting of the add-on/retrofit J-Box

The NxSensor Network

Add-on/retrofit junction box-X's role in the NxSensor network:

Add-on/retrofit junction box's role in the NxSensor system architecture, module-level data communication via HOHWave 2.4GHz ISM Wireless Mesh Networks.

The add-on/retrofit boxes in the NxSensor network