Ruixu  ·  Inverter/Charger

SKU: SUNON3.6

RUiXU SUNON3.6 3.6kW Off-Grid Inverter

Power your off-grid solar setup with the RUiXU SUNON3.6 Off-Grid Inverter — a high-performance, hybrid inverter designed for flexibility, scalability, and energy independence.

Regular price
$519.00
Sale price
$519.00
Regular price
$648.75
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Full manufacturer warranty

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Specifications

The details.

Power your off-grid solar setup with the RUiXU SUNON3.6 Off-Grid Inverter — a high-performance, hybrid inverter designed for flexibility, scalability, and energy independence. UL1741 certified and compatible with 48V battery banks, this inverter supports up to 80A of charging from both solar and grid sources.

Ideal for homes, cabins, or backup systems, the SUNON3.6 features built-in WiFi monitoring, intelligent time-sharing functions, and the ability to parallel up to 6 units—scaling your system up to 21.6kW. It's a smart, DIY-friendly solution built for maximum performance and long-term savings.

Key Features & Benefits:

  • 3.6kW Pure Sine Wave Output – Reliable off-grid or backup power for home and commercial use

  • Hybrid Charging Support (Solar + Grid) – Up to 80A combined charging for faster battery recovery

  • 48V Battery Compatibility – Works with standard 48V lithium and AGM battery banks

  • Stackable to 21.6kW – Parallel up to 6 units for expanded power capacity

  • Time-Based Charge/Discharge Control – Optimize energy usage and reduce grid reliance

  • WiFi Monitoring & App Integration – Easy system oversight from your phone or computer

  • Rapid Shutdown Capability – Enhanced safety for first responders

  • UL1741 Certified – Meets North American safety and performance standards

  • DIY-Friendly Setup – Includes CAT6 cable, WiFi dongle, and manual for simple installation

  • Legendary Customer Support – Backed by Shop Solar’s expert team and educational resources

Take control of your energy with a smart, scalable, and UL-certified off-grid inverter built for real-world performance.

User Manual / Specifications:

MODEL
SUNON3.6
Rated Output Power
3,600W
Max. Output Power
7,200VA
Rated Output Voltage
120Vac
Load capacity of Motors
2 HP
Rated Frequency
50/60Hz
Output Wave
Pure sine wave
Switching Time
10ms(typical value)
Battery Type
Lithium-ion battery/lead-acid battery/user-defined battery
Rated Battery Voltage
48V
Volatge Range
40~60Vdc
Max. Solar Charging Current
80A
Max. Grid/Generator Charging Current
40A
Max. Mix Charge Current
80A
No. Of MPPT
1
Max. Input Power
4,500W
Max. Input Current
27A
Max. Open Circuit Voltage
300Vdc
MPPT Voltage Range
90-260Vdc
Input Voltage Range
90-140Vac
Input Frequency Range
50/60Hz
Bypass Overload Current
40A
MPPT Tracking Efficiency
99%
Max. Efficiency
91%
Parallel Capacity
1-6 Units(More than 2 units in parallel can form a split-phase output, More than 3 units in parallel can form a three-phase output)
Dimension
16.85*12.99*4.33inch(428*330*110mm)
Weight
17.86lb (8.1kg)
Noise
<60dB
Cooling Method
Intelligent fan
Protection Degree
IP20 Indoor Only
Temperature
-10-55°C, >45°C Derate
Warranty
3 years
Communication
RS485/CAN/USB/Dry Contact
External Module (Optional)
Wi-FI/GPRS
Integrated Circuit Breaker
-
Certificate
FCC Part 15 ClassB/UL1741
OVERLOAD PROTECTION
After overload protection is enabled, the inverter output will be restored after 3 min, and after 5 times of overload, the output will be off until the inverter is restarted. (102%125%: An error will be reported, and the output will be turned off after 5s.