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Hoymiles · Microinverters

Hoymiles HMS

Single-phase microinverter 300-2000 VA (1-4 MPPT)

AC power300-2000 VA
Phases1-phase
MPPT1 / 2 / 4
Efficiency96.7%
ProtectionIP67

Hoymiles HMS series microinverters are single-phase, module-level inverters rated from 300 to 2000 VA, in 1, 2 and 4 MPPT variants (up to 1, 2 or 4 panels per unit). Every panel runs independent MPPT tracking, maximising yield on shaded and differently oriented roofs. An IP67 enclosure suits outdoor mounting, with a galvanically isolated HF transformer and rapid shutdown compliance. Monitoring runs through S-Miles Cloud via a DTU gateway; models with a built-in Wi-Fi module connect without a DTU.

Models

1, 2 and 4 MPPT variants.

The HMS series spans models from 300 to 2000 VA. The 1T versions handle one panel, 2T two, and 4T four panels - each with independent MPPT tracking. Below is a cross-section of representative models.

ParameterHMS-500-1THMS-800-2THMS-1000-2THMS-1600-4THMS-2000-4T
Rated AC output power500 VA800 VA1000 VA1600 VA2000 VA
Number of MPPT / panels1 / 12 / 22 / 24 / 44 / 4
Recommended module power (per input)400-670+ W320-540+ W400-670+ W320-540+ W400-670+ W
Rated output current (@230 V)2.17 A3.48 A4.35 A6.96 A8.70 A
Max. input current per MPPT16 A14 A16 A14 A16 A
Capabilities

Key features.

Module-level optimisation
Every panel has independent MPPT tracking - maximum yield on difficult roofs.
Demanding and shaded roofs
Ideal where modules face different directions or are periodically shaded.
1 / 2 / 4 MPPT variants
Units for 1, 2 or 4 panels - flexible match to the array layout.
S-Miles monitoring
Per-module operation overview in S-Miles Cloud via a DTU gateway (Wi-Fi models need no DTU).
IP67 protection
Sealed enclosure for outdoor mounting, convection cooling with no fans.
Safety
Rapid shutdown compliance and a galvanically isolated HF transformer.
Technical data

Specification.

Parameters shared across the entire HMS series. Values that differ between models are in the comparison table above.

Inverter typeMicroinverter, 1-phase
Number of MPPT1 / 2 / 4 (model-dependent)
Inputs per MPPT1
Max. input voltage DC60-65 V
MPPT voltage range16-60 V
Start voltage22 V
Nominal AC voltage / range230 V / 180-275 V
Nominal frequency / range50 Hz / 45-55 Hz
Power factor> 0.99 (adj. 0.8 lead-lag)
THD (at rated power)< 3%
Peak efficiency96.7%
Nominal MPPT efficiency99.8%
Night power consumption< 50 mW
Dimensions / weight1T 182×164×30 mm / 1.75 kg · 4T 331×218×40.6 mm / 5.56 kg
Operating temperature range-40 to +65 °C
CoolingNatural convection (no fans)
Enclosure ratingIP67 (outdoor use)
IsolationGalvanically isolated HF transformer
CommunicationSub-1G to DTU (select models: Wi-Fi)
MonitoringS-Miles Cloud
ComplianceEN 50549-1:2019, VDE-AR-N 4105:2018, IEC/EN 62109-1/-2

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