1. Solar pure DC input.
2. The maximum input current is 20A.
3. Controller working environment humidity 30% -90%
4. Automatic shutdown when the water tank is full, shutdown protection for water shortage at the bottom of the well, and regular water detection.
5. DC reverse polarity protection and indicator light reminder.
6. Run MPPT function in solar mode.
7. Permanent magnet synchronous motor without position FOC vector frequency conversion motor control.
8. GPRS signal transmission function, cloud platform system control, manufacturer operation monitoring service.
9. Seven protection functions: high voltage, low voltage, low speed over current, phase loss, start, and anti-reverse connection.

nealke.com