Darfon

G320 Microinverter

Model Number: G320-208, G320-220, G320-240, G320-277
When it comes to power and flexibility, Darfon has the microinverter you’ve been looking for. Darfon’s 3rd generation microinverter, the G320 can handle 60- or 72-cell modules and has an outstanding efficiency, THD and Power Factor. Even the cabling choice is up to you, whether it be a trunk cable or not. The G320 also features a high reliability design that continues working even if the electrolytic capacitors have problems over time. The Darfon G320 comes in four voltage options, so it can be installed in both residential and commercial applications.
  • Features
    Maximized Energy Production
    • Superior power factor > 0.99 and THD < 2%
    • Module-level MPPT limits shading impact on array's power production
    • < 20mW nighttime consumption
    Flexibility
    • Up to 19 units per 30A circuit for 240V single phase
    • Multiple voltage/phase configurations for residential/commercial usage
    • Compatible with high-powered 60- and 72-cell modules
    • Cloud-based monitoring via web browser and mobile app
    Improved Safety
    • Eliminates the need of high voltage DC wiring
    • Integrated grounding eliminates the need for GEC
    • No external Rapid Shutdown required
    Reliability
    • Redundancy capacitor design
    • Case designed for thermal dissipation
  • Input Data (DC)
    Number of Modules per Inverter
    One
    Nominal Input Power
    320W
    STC Module Input Power Range
    200 to 350W
    Maximum Input DC Voltage
    60V
    Operating Voltage Range
    22 to 60V
    Peak Power Tracking Voltage
    24 to 45V
    Minimum Start Voltage
    24V
    Maximum DC Short Circuit Current
    14A
  • Output Data (AC)
    Continuous Output Power
    300W
    Nominal Frequency (Range)¹
    50 (47 to 53) Hz or 60 (57 to 63) Hz
    Power Factor
    > 0.99
    Total Harmonic Distortion (THD)
    < 2%
    @208V²
    (184-228V)
    Nominal Output Current
    Units per 20/30A Circuit
    1.44A
    33/48 Balanced (DELTA)
    @220V
    (198-242V)
    Nominal Output Current
    Units per 20/30A Circuit
    1.36A
    33/51 Balanced (WYE)
    @240V
    (211-264V)
    Nominal Output Current
    Units per 20/30A Circuit
    1.25A
    12/19
    @277V
    (244-304V)
    Nominal Output Current
    Units per 20/30A Circuit
    1.08A
    42/66 Balanced (WYE)
  • Efficiency
    Peak Inverter Efficiency
    96.5%
    CEC Weighted Efficiency
    96.0%
    Nominal MPP Tracking
    > 99.5%
    Night Time Power Consumption
    < 20mW
  • Mechanical Data
    Ambient Operating Temp. Range
    -40 to 65°C (-40 to 149°F)
    Internal Operating Temp. Range
    -40 to 85°C (-40 to 185°F)
    Dimensions (WxHxD)
    195 x 268 x 34mm (7.7 x 10.6 x 1.3in)
    Weight
    1.3kg (2.9lbs)
    Cooling
    Natural Convection - No Fans
    Enclosure Environmental Rating
    NEMA 6 / IP67
  • Features
    Communication
    PLC
    Compliance
    UL 1741, FCC Part15 Class B, IEEE 1547
    ¹ Extended frequency range available to serve local markets.
    ² Voltage options 208, 220, 240 and 277VAC are set at the factory.
*All specifications are subject to change without notice.
G320 Brochure
G320 Installation Manual
G320 + 1T Cable Installation Manual
G320 Certification
Standard Warranty
G320/G640 Brochure
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