Add-on / Retrofit Junction Box - M
Overview
The Box-M is yet another add-on / retrofit junction box that integrates NxSensor MLPE device. It has piercing clips that could be easily attached to any standard solar panels, making it a fast and cost effective way to upgrade existing solar power systems with smart functionalities.
Appearance

Add-on / Retrofit Junction Box Model M
Features
- Enable solar PV module-level monitoring;
- 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 has a specially-designed pair of piercing clips that could be easily attached to the solar panel's cables for voltage sampling:

Wiring and connecting of the add-on/retrofit J-Box
The NxSensor Network
Add-on/retrofit junction box-M's role in the NxSensor network:

The add-on/retrofit boxes in the NxSensor network