Highlights
- High efficiency inverter
- Dual MPPT system
- Hybrid power solution
- Fast battery charging
- IP66 protection grade
Sunways STH Series Single-Phase Hybrid Inverter (3–8 kW) – Smart, Efficient, and Reliable Energy Management
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Highlights
- High efficiency inverter
- Dual MPPT system
- Hybrid power solution
- Fast battery charging
- IP66 protection grade
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Description
The Sunways STH Series Single-Phase Hybrid Inverter is an advanced energy solution designed for modern residential and small commercial solar systems. With power ratings from 3 kW to 8 kW, it seamlessly integrates solar energy generation, battery storage, and grid interaction to ensure continuous and efficient power management.
Equipped with dual MPPT (Maximum Power Point Tracking) technology, the STH Series optimizes energy harvest from multiple PV arrays, even under varying sunlight conditions. Its 97.6% conversion efficiency guarantees maximum output with minimal energy loss, helping users achieve greater energy independence and lower electricity bills.
Built to last, the inverter features a robust IP66-rated enclosure, making it highly resistant to dust, water, and harsh environmental conditions. It supports both on-grid and off-grid operation, offering flexibility for energy storage and backup during outages. With smart monitoring capabilities and user-friendly interfaces, the STH Series ensures effortless control, real-time data tracking, and long-term reliability.
Perfect for homes and small businesses seeking an eco-friendly and future-ready power solution, the Sunways STH Hybrid Inverter delivers exceptional performance, intelligent energy management, and proven durability in one compact design.
Specification
Input (Solar/DC Side)
| Max Input Current per MPPT (A) |
20–25 A |
|---|---|
| Max DC Voltage (V) |
600 V |
| MPPT Voltage Range (V) |
80–550 V |
| No. of MPPTs |
1 ,2 |
| Max DC Input Power (kW) |
4.8 kW |
Connector Specification
| Grid Connection |
Single phase |
|---|
Output (AC Side)
| Frequency (Hz) |
50 Hz / 60 Hz |
|---|---|
| Grid Connection |
Single phase |
| Rated AC Current (A) |
13–34.8 A |
| Rated AC Voltage (V) |
220 / 230 V |
| Rated Output Power (kW) |
3 ~ 8 kW |
DB Specification
| Mounting Type |
Wall‑mounted |
|---|---|
| Noise Level (dB) |
<35 dB / <45 dB |
Mechanical Details
| Weight | 20 kg |
|---|---|
| Dimensions | 48 × 37 × 21 cm |
| Mounting Type |
Wall‑mounted |
Smart Features
| Communication Interfaces |
Bluetooth ,WiFi |
|---|
General
| Cooling Type |
Natural convection ,Smart fan cooling |
|---|---|
| Max Efficiency (%) |
97.6% |
| Phase | |
| Inverter Type |



