Hoymiles HMT-1600-4T 540W Microinverter 3-phase

The Hoymiles HMT-1600-4T is a three-phase microinverter designed for use with high-power photovoltaic modules. The device supports a maximum output power of 1600 VA and four DC inputs, allowing for the connection of modules typically ranging from 320 W to 540 W each.

Manufacturer: Hoymiles Power Electronics Inc. is a provider of microinverter solutions and photovoltaic monitoring systems. The HMT-1600-4T model belongs to the HMT-2000 series designed for commercial and industrial installations, integrating Sub-1G wireless communication and the S-Miles Cloud monitoring platform.

Electrical Parameters

• Most commonly used module power: from 320 to 540+ W
• Maximum input voltage (V): 65 V
• MPPT voltage range (V): 16–60 V
• Minimum/maximum startup voltage (V): 22/60 V
• Maximum input current (A): 4 × 14 A
• Max. short-circuit current at input (A): 4 × 25 A
• Number of MPPT / number of inputs per MPPT: 2 MPPT, 2 inputs per MPPT
• Network type / rated output power: Three-phase, 1600 VA
• Rated output current: 2.32 × 3 A
• Rated output voltage: 230/400 V, 3 W+N+PE
• Rated frequency: 50 Hz
• Power factor (adjustable): >0.99 by default
• Harmonic content factor: < 3%
• Maximum number of units per branch: 12 AWG: 8 pcs., 10 AWG: 13 pcs.
• Efficiency: peak efficiency CEC 96.50%; MPPT efficiency 99.80%; night power consumption < 50 mW

Mechanical Parameters

• Ambient temperature range (°C): -40 to +65
• Storage temperature range (°C): -40 to +85
• Dimensions (W × H × D): 326 × 222 × 40.6 mm
• Weight: 5.9 kg
• Enclosure protection class: IP67 (for outdoor use)
• Cooling: natural convection, no fans
• Communication: Sub-1G
• Type of insulation: HF transformer galvanically isolated
• Monitoring: S-Miles Cloud