The STH8EA offers 8 kW of rated output for indoor solar and battery installations. Coordinate the PV input, connected load and battery communication for your project.
Technical overview
System & AC output
| Model |
STH8EA |
| Rated output |
8 kW / 8 kVA |
| Output voltage (battery mode) |
220 / 230 / 240 V AC |
| Output waveform |
Pure sine wave |
| Peak conversion efficiency |
94% |
| Transfer time |
10 ms (computer mode); 20 ms (home appliance mode) |
| Parallel operation |
Not supported |
PV input & battery
| MPPT operating voltage |
60–500 V DC |
| Maximum PV input voltage |
500 V DC |
| Maximum PV input current |
18 A × 2 |
| Maximum input power |
8 kW |
| Nominal battery voltage |
48 V DC |
| Float charge voltage |
54 V DC |
| Overvoltage protection |
63 V DC |
| Maximum battery charging current |
120 A |
AC input
| Nominal AC input |
230 V AC |
| AC input voltage range |
90–280 V AC (home appliances); 170–280 V AC (computers) |
| Frequency |
50 / 60 Hz, automatic sensing |
| Maximum utility charging current |
120 A |
Physical & operating conditions
| Display |
LCD |
| Communication |
RS232 / RS485 / dry contact |
| Protection rating |
IP20 |
| Weight |
15 kg |
| Packaging dimensions |
540 × 415 × 122 mm |
| Operating temperature |
−10°C to +50°C |
| Storage temperature |
−15°C to +55°C |
| Relative humidity |
5–95%, non-condensing |
Plan your order
Share the quantity, delivery destination and application requirements. Our team will coordinate the specification, supporting documents and commercial proposal for your order.
Request product pricing
