Hoymiles

Hoymiles Power Electronics makes microinverters, single- and three-phase hybrid inverters and module-level rapid shutdown hardware; its North American single-phase hybrid line is sold as the HYS-LV-USG1 series.

Products

301 in the catalog

Miscellaneous

29 products

History and sources

Certificate & document history

Certificate & document history
Observed

CEC: claimed

Hoymiles HMS-700-2D-NA microinverter

Product / system scope unresolved. Model HMS-700-2D-NA listed on the California Energy Commission Grid Support Inverter Lists (data unchanged since October 1, 2026; downloaded October 11, 2026) under Hoymiles Power Electronics Inc., as "HMS-700-2D-NA {240V}", grid support listing date 2021-03-01. This is an equipment listing, not UL certification or complete-system approval.

Issuer record: CEC Grid Support Inverter Lists (solar and battery inverters), official spreadsheet (data unchanged since October 1, 2026; downloaded October 11, 2026) October 1, 2026 · Checked · Earlier document
Observed

UL 1741 SA: claimed

Hoymiles HMS-700-2D-NA microinverter

Product / system scope unresolved. Listed on the California Energy Commission Grid Support Inverter Lists (data unchanged since October 1, 2026; downloaded October 11, 2026) as Hoymiles Power Electronics Inc. "HMS-700-2D-NA {240V}": UL 1741 SA, certifying entity CSA Group, certificate date 2021-01-29. A state equipment list entry, not the certification body's own record.

Issuer record: CEC Grid Support Inverter Lists (solar and battery inverters), official spreadsheet (data unchanged since October 1, 2026; downloaded October 11, 2026) October 1, 2026 · Checked · Earlier document
Observed

CEC: claimed

Hoymiles HMS-800-2D-NA microinverter

Product / system scope unresolved. Model HMS-800-2D-NA listed on the California Energy Commission Grid Support Inverter Lists (data unchanged since October 1, 2026; downloaded October 11, 2026) under Hoymiles Power Electronics Inc., as "HMS-800-2D-NA {240V}", grid support listing date 2021-03-01. This is an equipment listing, not UL certification or complete-system approval.

Issuer record: CEC Grid Support Inverter Lists (solar and battery inverters), official spreadsheet (data unchanged since October 1, 2026; downloaded October 11, 2026) October 1, 2026 · Checked · Earlier document
Observed

UL 1741 SA: claimed

Hoymiles HMS-800-2D-NA microinverter

Product / system scope unresolved. Listed on the California Energy Commission Grid Support Inverter Lists (data unchanged since October 1, 2026; downloaded October 11, 2026) as Hoymiles Power Electronics Inc. "HMS-800-2D-NA {240V}": UL 1741 SA, certifying entity CSA Group, certificate date 2021-01-29. A state equipment list entry, not the certification body's own record.

Issuer record: CEC Grid Support Inverter Lists (solar and battery inverters), official spreadsheet (data unchanged since October 1, 2026; downloaded October 11, 2026) October 1, 2026 · Checked · Earlier document
Observed

CEC: claimed

Hoymiles THM-1500 microinverter

Product / system scope unresolved. Model THM-1500 listed on the California Energy Commission Grid Support Inverter Lists (data unchanged since October 1, 2026; downloaded October 11, 2026) under Hoymiles Power Electronics Inc., as "THM-1500 {240V}", grid support listing date 2020-05-21. This is an equipment listing, not UL certification or complete-system approval.

Issuer record: CEC Grid Support Inverter Lists (solar and battery inverters), official spreadsheet (data unchanged since October 1, 2026; downloaded October 11, 2026) October 1, 2026 · Checked · Earlier document
Observed

UL 1741 SA: claimed

Hoymiles THM-1500 microinverter

Product / system scope unresolved. Listed on the California Energy Commission Grid Support Inverter Lists (data unchanged since October 1, 2026; downloaded October 11, 2026) as Hoymiles Power Electronics Inc. "THM-1500 {240V}": UL 1741 SA, certifying entity CSA Group, certificate date 2020-03-12. A state equipment list entry, not the certification body's own record.

Issuer record: CEC Grid Support Inverter Lists (solar and battery inverters), official spreadsheet (data unchanged since October 1, 2026; downloaded October 11, 2026) October 1, 2026 · Checked · Earlier document
Observed

UL 1741: claimed

Hoymiles HM-1200NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-1200NT, HM-1500NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-1200NT, HM-1500NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document
Observed

IEEE 1547: claimed

Hoymiles HM-1200NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-1200NT, HM-1500NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-1200NT, HM-1500NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document
Observed

UL 1741 SA (240 Vac): claimed

Hoymiles HM-1200NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-1200NT, HM-1500NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-1200NT, HM-1500NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document
Observed

UL 1741 SB: claimed

Hoymiles HM-1200NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-1200NT, HM-1500NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-1200NT, HM-1500NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document
Observed

CSA C22.2 No. 107.1-16: claimed

Hoymiles HM-1200NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-1200NT, HM-1500NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-1200NT, HM-1500NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document
Observed

UL 1741: claimed

Hoymiles HM-700NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-600NT, HM-700NT, HM-800NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-600NT, HM-700NT, HM-800NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document
Observed

IEEE 1547: claimed

Hoymiles HM-700NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-600NT, HM-700NT, HM-800NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-600NT, HM-700NT, HM-800NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document
Observed

UL 1741 SA (240 Vac): claimed

Hoymiles HM-700NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-600NT, HM-700NT, HM-800NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-600NT, HM-700NT, HM-800NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document
Observed

UL 1741 SB: claimed

Hoymiles HM-700NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-600NT, HM-700NT, HM-800NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-600NT, HM-700NT, HM-800NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document
Observed

CSA C22.2 No. 107.1-16: claimed

Hoymiles HM-700NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-600NT, HM-700NT, HM-800NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-600NT, HM-700NT, HM-800NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document
Observed

UL 1741: claimed

Hoymiles HM-1500NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-1200NT, HM-1500NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-1200NT, HM-1500NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document
Observed

IEEE 1547: claimed

Hoymiles HM-1500NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-1200NT, HM-1500NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-1200NT, HM-1500NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document
Observed

UL 1741 SA (240 Vac): claimed

Hoymiles HM-1500NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-1200NT, HM-1500NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-1200NT, HM-1500NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document
Observed

UL 1741 SB: claimed

Hoymiles HM-1500NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-1200NT, HM-1500NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-1200NT, HM-1500NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document
Observed

CSA C22.2 No. 107.1-16: claimed

Hoymiles HM-1500NT Microinverter

Product / system scope unresolved. Manufacturer claim in the Compliance row of Hoymiles' own North America datasheet (HM-1200NT, HM-1500NT), recorded exactly as printed. The row covers every model of the datasheet together; no certificate number, issuer or file number is printed beside it, and no issuer directory was checked.

Official datasheet: Hoymiles Microinverter Datasheet HM-1200NT, HM-1500NT, Region: North America, REV1.3 Rev REV1.3 · Checked · Earlier document

Manufacturer history

Manufacturer history

No manufacturer history recorded yet.

Manufacturer & sources

Manufacturer & sources

This manufacturer is listed as Hoymiles. Manufacturing entities, factories, cell origin and model-specific ownership relationships have not been audited.

Product certificates and company management certificates are tracked separately. No company management certificates have been reviewed for this manufacturer yet.

Company source Logo source

Recalls / legal notices

No recalls or legal notices on file; this is not a complete recall or court search. All notices · Report a notice

Owner reviews

Ratings by category

Warranty
Not rated
Software
3.0 / 51 review
Reliability
5.0 / 51 review
Build quality
5.0 / 51 review
Ease of install
5.0 / 51 review
Customer service
Not rated

Hoymiles HMS-2000-4T-NA

gunningopher

Very happy with this unit

Summary: Works as expected Gets hot Can add a fan for cheap Build an OpenDTU for monitoring I have had a SolarEdge system for 5 years but wanted to bootleg a bit more power into my PTO system without getting kicked onto NEM 3.0. Anyways, I found this in 2025 and purchased it on a whim for about $350 from NAZ Solar. I connected some old 250w panels to test it out and it got all it could out of those for about 6 months, as much as other MPPT's have. I then purchased four N Type 390w panels and this inverter is going strong. I've gotten 1300+w out of it with the panels are laying almost level on a patio roof. I installed them in August, after solar peak so I'm hoping to see it get to almost the panels rated capacity, to be honest. It does get pretty hot. I'm only using about 3/4 of its rated capacity and it's pushing 140°F on a 100°F day. I ended up printing a rack to mount a pair of fans on it and it dropped the temp by about 40°. It was working fine but I figure it is better to be cooler. The fan cost about $50 to build with the solar panel and buck converter. It just runs when the panel is producing power. I figure that is a pretty decent proxy for inverter heat. The only ding I have about the company is that if you want to do any monitoring, they want you to use their $300 DTU. I tried to source the DTU Lite and it didn't work out. Hoymiles will only let you open an account if your seller creates one for you. NAZ solar wouldn't do it for the DTU Lite because I didn't buy it though them. Anyways, I built an OpenDTU for about $50 in parts and now I have a dashboard running in Home Assistant, so it worked out fine. The way I see it, this is a real bargain. I don't know if I'd push it to 2000w and expect it to last forever, but I don't have any real reason to think it won't. It has worked perfect for me for a year. I'm looking forward to seeing how close to the panel's max it get in July. This is about what I have into it: $350 Inverter $50 cable and tool $50 fans and panel (3D printed fan mount) $50 Open DTU $5 ABS filament for custom design stand, fan mounts and covers

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