Highlights
- Dual MPPT Technology
- 98.6% Maximum Efficiency
- IP65 Protection Rating
- Smart Monitoring Supported
- Outdoor Installation Ready
Sunways STT 4–25kW Inverter
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Highlights
- Dual MPPT Technology
- 98.6% Maximum Efficiency
- IP65 Protection Rating
- Smart Monitoring Supported
- Outdoor Installation Ready
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Description
The Sunways STT Series is a high-performance range of three-phase on-grid inverters designed for commercial and industrial solar applications. With power ratings ranging from 4 kW to 25 kW, these inverters are engineered to deliver reliable and efficient energy conversion.
Featuring Dual MPPT technology, the STT Series ensures optimal energy harvesting from multiple solar arrays, even under partial shading conditions. The inverters offer a maximum efficiency of up to 98.6%, ensuring minimal energy loss and maximizing power output.
Built with an IP65-rated enclosure, the STT Series inverters are protected against dust and water ingress, making them suitable for outdoor installations in various environmental conditions.
Designed for ease of installation and maintenance, the STT Series includes features such as plug-and-play connectors and a user-friendly interface. The inverters also support smart monitoring through RS485, WiFi, LAN, and GPRS, allowing users to monitor and manage their solar energy systems remotely.
Specification
Solar Kit Specification
| Warranty - Inverter | 5 Years |
|---|
Input (Solar/DC Side)
| Max Input Current per MPPT (A) | 15 A |
|---|---|
| Max DC Voltage (V) | 1000 V |
| MPPT Voltage Range (V) | 160–1000 V |
| No. of MPPTs | 2 |
| Max DC Input Power (kW) | 6.4 kW |
Connector Specification
| Grid Connection | Three Phase |
|---|
Output (AC Side)
| Frequency (Hz) | 50 Hz / 60 Hz |
|---|---|
| Grid Connection | Three Phase |
| Rated AC Current (A) | 6.7–39 (model-dependent) |
| Rated AC Voltage (V) | 230/400 (3L/N/PE) |
| Rated Output Power (kW) | 4 ~ 25 kW |
DB Specification
| Mounting Type | Wall‑mounted |
|---|---|
| Noise Level (dB) | <25 (small models), <40 (larger models) |
Mechanical Details
| Weight | 23 kg |
|---|---|
| Dimensions | 55 × 41 × 17.5 cm |
| Mounting Type | Wall‑mounted |
Smart Features
| Communication Interfaces | GPRS, RS485, Wifi / Ethernet |
|---|
General
| Cooling Type | Natural convection, Smart fan cooling |
|---|---|
| Max Efficiency (%) | 98.6% |
| Phase | 3/3 |
| Inverter Type | Transformer-less |
