SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications

SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications

  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications
  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications
  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications
  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications
  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications
  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications
  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications
  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications
  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications
  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications
Summary
The SI21 Series Solar Pump Inverter is a high-performance solution designed for efficient water pumping in remote off-grid areas. Leveraging advanced SynR.M. and PMSM motor driving technology combined with ultra-efficient MPPT (up to 99.8%), this inverter maximizes solar energy utilization across a wide voltage range. Supporting power ranges from 750W to 55,000W and input Voc ranges from 60Vdc to 780Vdc depending on model (D1, D3, D5), it ensures reliable operation in diverse solar conditions. Ideal for agricultural irrigation, residential water supply, landscape fountains, and desert management, the SI21 series features intelligent IoT integration, flexible installation options, and comprehensive protection functions. Built with user-friendly monitoring software and a robust design, it delivers durable, energy-saving performance tailored for solar pumping applications in the renewable energy sector.More
Specifications
Total Solar Panels Voc Input Range:
D1 series: 60~400Vdc D3 series: 150~450Vdc D5 series: 250~780Vdc
Power range:
750 W-55000 W
MPPT efficiency:
up to 99.8%
  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications
  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications
  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications
  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications
  • SI21 Series Solar Pump Inverter Advanced SynR.M. and PMSM Driving Technology Wide-range MPPT for Solar Pumping Applications

SI21 Series Solar Pump Inverter Overview

The SI21 solar pump inverter can be used to provide clean water resources in remote areas where power facilities are scarce the controller can convert the direct current of the photovoltaic array into alternating current and drive various water pumps.

SI21 Series Solar Pump Inverter Overview

1. Advanced SynR.M and PMSM Driving Technology. 2. Wide-range and High Efficiency MPPT Technology. 3. Various Specific Functions for Solar Pumping. 4. Intelligent IOT. 5. Functional Monitoring Software. 6. Flexible and Various Installation.

Advanced Technology

1. SRMPMSMAM Driving. 2. Energy SavingPump more water.

Advanced Technology

MPPT Technology

1. Whole voltage range. 2. Efficiency up to 99.8%.

MPPT Technology

Various Spectific Functions

1. One-key operation. 2. Dormancy dry run low speed minimum power pump over current. 3. Water fuifiled output power limit PQ curve pump clear constant pressure control.

Various Spectific Functions

Intelligent IOT

Intelligent IOT

Functional PC Monitor Software

1. Parameters monitorningSettings. 2. Virtual oscilloscope.

Functional PC Monitor Software

Flexible Various Installation

MINIVarious installation methods

1. Side by side installation no need to reserve clearance. 2. Rail mounting plug into it then use it. 3. Side mounting sideways installation if vertical space is not compatible.

Flexible Various Installation

The Application of SI21 Series Solar Pumping Inverter

ApplicationsFarmland irrigation residential water landscape fountains swimming pool water supply desert management

Download
REQUEST MORE DETAILS
Please fill out the form below and click the button to request more information about
Fill out the form below to make an inquiry
Company*
Country/Region*
FirstName*
LastName*
Business Email*
Whatsapp/Phone*
Your Request*
Verification code*
We needs the contact information you provide to us to contact you about our products and services.
If your supplier does not respond within 24 hours, we will connect you with three to five qualified alternative suppliers.
We use Cookie to improve your online experience. By continuing browsing this website, we assume you agree our use of Cookie.