Hoymiles HMT-1800-4T

The Hoymiles HMT-1800-4T is a three-phase 4-in-1 microinverter with a rated output power of 1800VA, four PV inputs and two MPPTs, with two inputs assigned to each MPPT. It is designed for commonly used PV module power of approximately 360–600W+ and supports a maximum DC input voltage of 65V and maximum input current of 4 × 15A. The microinverter achieves a CEC peak efficiency of up to 96.5% and provides a 230/400V three-phase AC output. Its 4-in-1 design helps simplify installation and system wiring, while Sub-1G wireless communication enables connection with compatible Hoymiles DTU gateways. Combined with S-Miles Cloud, the system supports module-level monitoring and remote O&M. The HMT-1800-4T is suitable for residential, commercial and other distributed three-phase PV installations.