VEICHI provides OEM/ODM Service for TOP Customers. The SI22 solar pump inverter is cost-effective and economical, and the farmer's uncle is a little helper for photovoltaic water and irrigation to get rich. Small and exquisite, palm-sized, greatly saving installation space and transportation costs. Simple and stylish, integrating technology and art. Product Advantages 1. High-cost performance, pump more water with less cost. 2. Perfect drive synchronous, asynchronous, BLDC, single-phase. 3. Small and exquisite, palm-sized, saving installation space, and transportation costs. 4. Simple and stylish, integrating technology and art. 5. Intelligent IOT, which integrates online, offline, and WIFI functions. 6. MPPT, real-time output maximum power. 7. Simple operation, easy wiring, no trouble. 8. Multiple protection functions escort the water pump. Applications Farmland irrigation, residential water, landscape fountains, swimming pool water supply, desert management SI22-D1 series, DC60-400VDC input, 3 phase 110-230VAC output, suitable for 110VAC pump. SI22-D3 series, DC60V-400V input, 3 phase 220-240VAC output, suitable for 220VAC pump