The STH12EA offers 12 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
STH12EA
Rated output
12 kW / 12 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
12 kW
Nominal battery voltage
48 V DC
Float charge voltage
54 V DC
Overvoltage protection
63 V DC
Maximum battery charging current
160 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
160 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.
