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RUiXU Single/Split-Phase Off-Grid Inverter | SUNON7.2 | 7.2kW | UL1741

RUiXU Single/Split-Phase Off-Grid Inverter | SUNON7.2 | 7.2kW | UL1741

BY: Ruixu | SKU: SUNON7.2 Availability: In Stock
$1,219.00

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RUiXU Single/Split-Phase Off-Grid Inverter | SUNON7.2 | 7.2kW | UL1741

The RUiXU SUNON7.2 Single/Split-Phase Off-Grid Inverter is a powerful and scalable energy solution designed for residential and light commercial solar applications. Compatible with 48V battery systems, this inverter delivers robust hybrid charging, intelligent energy management, and flexible output options. With support for parallel expansion up to six units and both 120V and 240V output, the SUNON7.2 is ideal for users seeking reliable off-grid performance with room to grow.

RUiXU Single/Split-Phase Off-Grid Inverter | SUNON7.2 | 7.2kW | UL1741 Features

  • Powerful Hybrid Charging - Supports charging currents of up to 150A, intelligently combining solar and grid power to maintain stable and efficient energy delivery.
  • 48V Battery Compatibility - Designed for 48V lithium battery systems, making it ideal for modern solar energy storage configurations.
  • Intelligent Time-Sharing - Enables scheduled charging and discharging to optimize energy efficiency and maximize solar utilization.
  • Scalable Stackable Design - Supports parallel operation of up to 6 units, delivering a combined output of 43.2kW for expanding energy needs.
  • Single & Split-Phase Output - Provides 120V and 240V output, offering flexible power options for a wide range of residential and commercial applications.
  • Dual MPPT Technology - Dual MPPT design ensures optimal solar harvesting with up to 99% MPPT efficiency, even under varying solar conditions.
  • Rapid Shutdown Protection - Quickly de-energizes solar PV systems to enhance safety and protect first responders during emergencies.
  • WiFi & App Integration - Includes WiFi connectivity for real-time system monitoring, configuration, and performance tracking via a mobile app.
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RUiXU Single/Split-Phase Off-Grid Inverter | SUNON7.2 | 7.2kW | UL1741 Applications

  • Residential Off-Grid Systems – Reliable power for homes operating independently from the utility grid.
  • Whole-Home Backup Power – Supports critical and essential loads during outages or grid instability.
  • Hybrid Solar + Grid Installations – Seamlessly integrates solar generation with grid support for optimized energy use.
  • Cabins & Remote Properties – Ideal for rural locations where grid access is limited or unavailable.
  • Light Commercial Energy Storage – Suitable for small businesses requiring dependable off-grid or hybrid power solutions.
  • Scalable Solar Installations – Designed for systems that may expand over time with parallel inverter capability.
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What's Included

Everything you need is included with your product.

  • RUiXU SUNON7.2 7.2kW Off-Grid Inverter
  • 200CM CAT6 communication cable (battery connection)
  • WiFi dongle
  • Operation manual

RUiXU Single/Split-Phase Off-Grid Inverter | SUNON7.2 | 7.2kW | UL1741 Specifications

Parallel mode

Specification Details
Permitted parallel number NO/1~6

AC input

Specification Details
Rated input voltage 120(L1/N, L2/N)/240Vac(L1/L2)
Input voltage range (85Vac~ 140Vac)±2%
Frequency 50Hz/60Hz (Auto detection)
Frequency Range 47±0.3Hz~55±0.3Hz (50Hz); | 57±0.3Hz~65±0.3Hz (60Hz);
Overload/short circuit protection Circuit breaker
Efficiency >95%
Conversion time (bypass and inverter) 10ms (typical)
AC reverse protection Yes
Maximum bypass overload current 2pole, 50A/50A(L1/L2)

Inverter output

Specification Details
Output voltage waveform Pure sine wave
Rated output power (VA) Split phase:7200W | Single phase: 6000W
Rated output power (W) Split phase:7200W | Single phase: 6000W
Power factor 100%
Rated output voltage (Vac) 120Vac (L1/N, L2/N)/240Vac(L1/L2)
Output voltage error ±5%
Output frequency range (Hz) 50Hz±0.3Hz/60Hz±0.3Hz
Maximum Efficiency >93%
Overload protection (105% < load <110%) ±5%: report error and turn off the output after 5 minutes; | (110% < load < 125%) ± 5%: report error and turnoff the output after 10 seconds; Load >125%±5%: report error and turn off the output after 5 seconds;
Loaded motor capability 4HP
Output short circuit protection Continuous short circuit 200ms protect
Bypass circuit breaker specification 2pole, 50A/50A(L1/L2)
Power saving mode self-consumption Load per phase is null or less than 25W enter power-saving mode
Peak power Split phase: 10800VA | Single phase: 10800VA

Battery

Specification Details
Battery type Lead acid or lithium battery
Rated battery input voltage 51.2V (Minimum starting voltage 44V)
Battery voltage range 40.0Vdc~58.6Vdc±0.6Vdc
Max charger current(AC+PV) 0-150A
Max AC charge current 120A
Charge current error ±5Adc
Short circuit protection Circuit breaker or blown fuse
Circuit breaker phase specifications 2pole, 50A/50A(L1/L2)

PV input

Specification Details
Number of MPPT groups 2
Maximum PV open circuit voltage 500Vdc
PV operating voltage range 90Vdc~485Vdc
MPPT voltage range 90Vdc~450Vdc
Battery voltage range 40-58.6Vdc
Maximum PV input power 4500W+4500W
Maximum PV input current 16A+16A
PV charge current(can be set) 0-150A
Charging short circuit protection Blown fuse
Wiring protection Reverse polarity protection

Certified specifications

Specification Details
Certification UL 1741
EMC certification level FCC part15, CLASS B
Operating temperature range -10°C to 55°C(>45°C derating)
Storage temperature range -25°C ~ 60°C
Humidity range 5% to 95%（Conformal coating protection）
Noise ≤60dB
Heat dissipation Forced air cooling, variable speed of fan
Communication interface USB/RS485/CAN/WiFi/ Dry node control
Size (L*W*D) 613mm*360mm*128mm
Weight (kg) 16KG

Frequently-Asked Questions

Can the SUNON7.2 operate in split-phase mode?

Yes. The SUNON7.2 supports both single-phase and split-phase (120V/240V) operation to meet a wide range of power requirements.

What battery systems are compatible with this inverter?

The inverter is compatible with 48V lithium battery systems, including LiFePO₄ batteries.

Can I expand my system later?

Yes. You can connect up to six SUNON7.2 units in parallel, allowing your system to scale as energy needs increase.

Does this inverter support remote monitoring?

Yes. The included WiFi dongle enables app-based monitoring, allowing users to track performance and system status remotely.

Manual