1. It adopts full-digital double closed loop control, combined with advanced SPWM technology to output pure sine wave.
2. Two output modes: mains electricity bypass and inverter output; uninterrupted power supply.
3. Four charging modes: PV Only, Mains Electricity Priority, PV Priority and PV&Mains Electricity hybrid charging.
4. Advanced MPPT technology with 99.9% efficiency.
5. Wide MPPT voltage range: 120-450V.
6. Individually on load capacity.
7. It comes with double lithium battery activation modes: mains and PV, and supports lead-acid battery and lithium battery access.
8. Comes with a LCD display and 3 LED indicators that can clearly indicate the status and data.
9. Rocker switch for AC output control.
10. Power saving mode, reduce no-load loss.
11. Intelligent variable-speed fan to efficiently dissipate heat and extend system lifespan.
12. All-round protection for solar panels includes overload and short circuit protection, under-voltage and over-voltage protection and reverse polarity protection.
Rated input voltage
Input voltage range
(170Vac~280Vac) ±2%；(90Vac-280Vac) ±2%
50Hz/ 60Hz (auto-sensing)
47±0.3Hz ~ 55±0.3Hz (50Hz)/57±0.3Hz ~ 65±0.3Hz (60Hz);
Overload/short circuit protection
Conversion time (bypass and inverter)
10ms (Typical value)
AC reverse protection
Maximum bypass overload current
Output voltage waveform
Pure sine wave
Rated output power(VA)
Rated output power(W)
Rated output voltage (Vac)
Output voltage error
Output frequency range (Hz)
50Hz ± 0.3Hz/60Hz ± 0.3Hz
Load>150% ±10%: reporting error and turn off the output after 5 seconds;
Loaded motor capacity
Output short-circuit protection
Specification of bypass breaker
Rated battery input voltage
48V (minimum start voltage 44V)
Battery voltage range
40.0Vdc~60Vdc ± 0.6Vdc (undervoltage alarm/turnoff voltage/overvoltage alarm/overvoltage restoration…settable LCD screen)
Power saving mode
Lead acid or lithium battery
Maximum charge current
Charge current error
Charge voltage range
Circuit breaker and blown fuse
Alarm and turn off charging after 1 minute
Maximum PV opencircuit voltage
PV operation voltage range
MPPT voltage range
Battery voltage range
Maximum output power
Charge current range of solar energy (settable)
Charge short-circuit protection
Reverse polarity protection
EMC authentication grade
Operation temperature range
-15°C to 55°C
Storage temperature range
-25°C ~ 60°C
5% to 95% (Conformal coating protection)
Forced air cooling, variable speed of fan
USB/RS485(Bluetooth/WiFi/GPRS)/Dry node control
Q1: What kind of certificates you have for your solar controllers ?
SRNE:Our solar controller has CE,ROHS,ISO9001 certificates approved.
Q2: Are you a manufacturer or trading company?
SRNE:We are a state-level high-tech enterprise that integrates pluralism, R&D and manufacturing as one with PV controller,PV inverter,PV energy storage oriented.And we have our own factory.
Q3: Can I buy one sample for testing?
SRNE:Sure,we have a 8 years experience R&D team and in timely after sale service,can help u fix any technicial problem or confusion.
Q4: How are about the delivery?
1-2 working days
Order: within 7 working days depending on the order quantities
OEM Order:4-8 working days after confirming the sample
Q5: How're about your customers service?
SRNE:All solar controllers will be tested strictly one by one before leaving factory,And the defective rate is below 0.1%.we do try our best to provide a good customer service.
Q6:Minimum Order Quantity?
SRNE:Be equal or greater than 1 piece.