
Stainless Steel Brushless Solar Water Pump for Irrigation Submersible Deep Well Borehole 22kw AC380DC540 with Panels. Durable Stainless Steel Construction: Features 304 stainless steel rotating shaft and special silicon carbide seal for long-lasting performance. Extended Motor Service Life: Permanent magnet brushless synchronous motor offers tripled service life compared to ordinary motors. Advanced Protection Systems: Includes low/high voltage protection and pump dry running protection to prevent damage. MPPT Functionality: Integrates MPPT function for optimized solar energy conversion and adjustable pump power. Flexible Customization Options: Supports full customization, minor customization, and customization from samples or designs. Fast Lead Time: Average lead time is within 15 workdays for both peak and off-peak seasons.