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BigBattery EG4 FlexBOSS18 Hybrid Solar Inverter with Remote Wifi Monitoring - INV031

SKU INV031
Sold out
Original price $4,351.76
Original price $4,351.76 - Original price $4,351.76
Original price $4,351.76
Current price $3,499.00
$3,499.00 - $3,499.00
Current price $3,499.00
Availability:
Out of stock

BigBattery EG4 FlexBOSS18 Hybrid Solar Inverter with Remote Wifi Monitoring - INV031 delivers a powerful and flexible energy solution for both off-grid and grid-tied solar systems. Engineered to handle demanding energy environments, this all-in-one hybrid inverter seamlessly integrates solar, battery storage, and grid power for uninterrupted performance. With an impressive 13kW AC output and support for up to 18kW of PV input, the FlexBOSS18 is ideal for residential and small commercial applications. Its built-in WiFi monitoring system ensures you stay connected to your energy data in real-time, and the UL 1741 certification guarantees compliance with safety standards. Whether you're looking to reduce energy bills or enhance energy independence, this inverter offers unmatched efficiency and control.

Features:

  • 13kW AC output power, supporting heavy energy loads
  • Compatible with 48V battery systems
  • Handles up to 18kW PV solar input
  • Built-in WiFi for remote monitoring and system updates
  • All-in-one design integrates inverter, charger, and solar MPPT
  • UL 1741 certified for safety and compliance
  • Stackable configuration for system expansion
  • Supports off-grid and grid-tied applications
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Specifications

SpecificationDetails
Nominal AC Voltage120/240VAC or 120/208VAC (L1/L2/N required)
Frequency60 Hz (default), 50 Hz capable
Max AC Current54A @ 240V / 54A @ 208V
Max AC Input Power13000W
Max AC Bypass90A
Operating Voltage Range180 – 270VAC
Max Output Current66.7A
Output Voltage120/240VAC or 120/208VAC
Output Frequency60 Hz (default), 50 Hz capable
Nominal Output Power (no PV)12000W @ 240V / 12000W @ 208V
Nominal Output Power (with PV)16000W @ 240V / 13800W @ 208V
Rated Output Current50A @ 240V / 57.7A @ 208V
Rated Output Power12000W @ 240V / 12000W @ 208V
Peak Power20000W (0.5 sec), 15000W (1 sec), 12500W (6 min), 11000W (12 min)
Power Factor0.99 (Full Load)
Reactive Power Adjustment Range-0.8 to 0.8 (adjustable)
Total Harmonic Distortion (Voltage)<5%
No. of MPPTs2
Inputs per MPPT2 per MPPT
Max Input Current per MPPT26A
Max Short Circuit Current31A per MPPT
DC Input Voltage Range100 – 600VDC
MPPT Voltage Range120 – 440VDC
MPPT Nominal Voltage360VDC
Unit Start-Up Voltage200VDC
Max PV Input18000W
Max Efficiency97.5% (PV to Grid), 94.5% (PV to Battery), 94% (Battery to Grid)
Idle Power Consumption<65W
Nominal Battery Voltage48VDC
Battery Voltage Range40 – 60VDC
Max Charge/Discharge Power10000W
Recommended Battery Capacity>300Ah
Operating/Storage Temp-13°F to 140°F (-25°C to 60°C)
Operating Altitude<6561 ft (2000m)
Relative Humidity0 – 100%
Noise Emission<50dB @ 3 ft
Design TopologyHigh-Frequency / Transformerless
Enclosure RatingIP65 / NEMA 4X
Communication InterfacesRS485, CANBus, WiFi, 4G
Max Parallel Units10
Weight115 lbs (52 kg)
Dimensions (HxWxD)30.5 x 22.8 x 11.2 in (775 x 567 x 287 mm)

 

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