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Printed as "Ethernet RJ45 × 1, 100Mbps" (to S-Miles Cloud) and "RS485 COM × 1, 9600bps, Modbus-RTU Ethernet RJ45 × 1, Modbus-TCP DRM ) RJ45 × 1, DRM0/5/6/7/8" (to peripherals); the datasheet does not say whether the two Ethernet rows are one port.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Communication to S-Miles Cloud and Communication to Peripherals
Documented
Printed as "LED Indicator × 4 – RUN, Cloud, MI, ALM".
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Interaction
Documented
Printed once for both versions as "Weight 0.20 kg".
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Mechanical Data, Weight
Documented
The datasheet prints "Hoymiles gateway DTU-Pro is a data transfer unit that collects information and data of microinverters using 2.4 G wireless solution and sends them to our monitoring platform S-Miles Cloud via Ethernet, Wi-Fi, or 4G."; the product page prints "The Hoymiles Gateway DTU-Pro is a data transfer unit that efficiently collects information and data from PV microinverters using a 2.4G wireless solution. It then transmits this data to the S-Miles Cloud, Hoymiles’ monitoring system, using different communication options such as Ethernet, Wi-Fi, GPRS, or 4G."
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentOfficial product page: Hoymiles DTU-Pro product page, North America (November 2, 2026 capture) Checked · Earlier documentLocation: PDF page 1, Description; product page introduction
Documented
Printed as "Power Supply (Adapter) Type External adapter Adapter input voltage/frequency 100 to 240 V AC / 50 or 60 Hz Adapter output voltage/current 5 V / 2 A Power consumption Typ. 1.5 W / Max. 3.0 W Typ. 2.5 W / Max. 5.0 W": "Typ. 1.5 W / Max. 3.0 W" is the Wi-Fi Version column and "Typ. 2.5 W / Max. 5.0 W" the 4G Version column; typ. 1.5 W, max. 3.0 W is the DTU-Pro (Wi-Fi Version) figure.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Power Supply (Adapter)
Documented
Printed once for both versions as "200 × 101 × 29 mm (without antennas)", width by height by depth.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Mechanical Data, Dimensions (W × H × D)
Calculated
Hoymiles' DTU-Pro datasheet prints "Wall mounting / Desktop mounting" for both versions (shown); its North America product page prints "Wall mounting" for the WIFI version.
Printed once for both versions as "Installation method Wall mounting / Desktop mounting" (datasheet shown). The product page's WIFI panel prints "Installation method: Wall mounting" (kept as an alternative).
Printed as "Installation method: Wall mounting".
Official product page: Hoymiles DTU-Pro product page, North America (November 2, 2026 capture) Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Mechanical Data, Installation method
Documented
Printed as "Model DTU-Pro (Wi-Fi Version) DTU-Pro (4G Version) Communication to Microinverter Signal 2.4 GHz Proprietary RF (Nordic) Maximum distance (open space) 200 m Monitoring data limit from solar panels 991 Communication to S-Miles Cloud Ethernet RJ45 × 1, 100Mbps Wireless standard2 Wi-Fi: 802.11b/g/n 4G: TDD-LTE, FDD-LTE 3G: SCDMA 2G: GSM/GPRS Sample rate3 Per 5 minutes" and "Communication to Peripherals RS485 COM × 1, 9600bps, Modbus-RTU Ethernet RJ45 × 1, Modbus-TCP DRM ) RJ45 × 1, DRM0/5/6/7/8 Interaction LED LED Indicator × 4 – RUN, Cloud, MI, ALM APP S-Miles Installer" (Wi-Fi: 802.11b/g/n is the DTU-Pro (Wi-Fi Version) cell). The sample rate is printed as "Per 5 minutes" with the note "*3 The sampling rate depends on the number of monitored solar panels. If there are fewer than 60 panels, the sampling rate is every 5 minutes. If there are more than 60, the rate is every 15 minutes." The product page's WIFI panel prints the wireless link to S-Miles Cloud as Wi-Fi 802.11b/g/n.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentOfficial product page: Hoymiles DTU-Pro product page, North America (November 2, 2026 capture) Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Communication to Microinverter, to S-Miles Cloud and to Peripherals
Documented
Printed as "Ethernet RJ45 × 1, 100Mbps" (to S-Miles Cloud) and "RS485 COM × 1, 9600bps, Modbus-RTU Ethernet RJ45 × 1, Modbus-TCP DRM ) RJ45 × 1, DRM0/5/6/7/8" (to peripherals); the datasheet does not say whether the two Ethernet rows are one port.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Communication to S-Miles Cloud and Communication to Peripherals
Documented
Printed as "LED Indicator × 4 – RUN, Cloud, MI, ALM".
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Interaction
Documented
Printed once for both versions as "Weight 0.20 kg".
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Mechanical Data, Weight
Documented
The datasheet prints "Hoymiles gateway DTU-Pro is a data transfer unit that collects information and data of microinverters using 2.4 G wireless solution and sends them to our monitoring platform S-Miles Cloud via Ethernet, Wi-Fi, or 4G."; the product page prints "The Hoymiles Gateway DTU-Pro is a data transfer unit that efficiently collects information and data from PV microinverters using a 2.4G wireless solution. It then transmits this data to the S-Miles Cloud, Hoymiles’ monitoring system, using different communication options such as Ethernet, Wi-Fi, GPRS, or 4G."
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentOfficial product page: Hoymiles DTU-Pro product page, North America (November 2, 2026 capture) Checked · Earlier documentLocation: PDF page 1, Description; product page introduction
Documented
Printed as "Power Supply (Adapter) Type External adapter Adapter input voltage/frequency 100 to 240 V AC / 50 or 60 Hz Adapter output voltage/current 5 V / 2 A Power consumption Typ. 1.5 W / Max. 3.0 W Typ. 2.5 W / Max. 5.0 W": "Typ. 1.5 W / Max. 3.0 W" is the Wi-Fi Version column and "Typ. 2.5 W / Max. 5.0 W" the 4G Version column; typ. 1.5 W, max. 3.0 W is the DTU-Pro (Wi-Fi Version) figure.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Power Supply (Adapter)
Documented
Printed once for both versions as "200 × 101 × 29 mm (without antennas)", width by height by depth.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Mechanical Data, Dimensions (W × H × D)
Documented
Hoymiles' DTU-Pro datasheet prints "Wall mounting / Desktop mounting" for both versions (shown); its North America product page prints "Wall mounting" for the WIFI version.
Printed once for both versions as "Installation method Wall mounting / Desktop mounting" (datasheet shown). The product page's WIFI panel prints "Installation method: Wall mounting" (kept as an alternative).
Printed as "Installation method: Wall mounting".
Official product page: Hoymiles DTU-Pro product page, North America (November 2, 2026 capture) Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Mechanical Data, Installation method
Documented
Printed as "Model DTU-Pro (Wi-Fi Version) DTU-Pro (4G Version) Communication to Microinverter Signal 2.4 GHz Proprietary RF (Nordic) Maximum distance (open space) 200 m Monitoring data limit from solar panels 991 Communication to S-Miles Cloud Ethernet RJ45 × 1, 100Mbps Wireless standard2 Wi-Fi: 802.11b/g/n 4G: TDD-LTE, FDD-LTE 3G: SCDMA 2G: GSM/GPRS Sample rate3 Per 5 minutes" and "Communication to Peripherals RS485 COM × 1, 9600bps, Modbus-RTU Ethernet RJ45 × 1, Modbus-TCP DRM ) RJ45 × 1, DRM0/5/6/7/8 Interaction LED LED Indicator × 4 – RUN, Cloud, MI, ALM APP S-Miles Installer" (Wi-Fi: 802.11b/g/n is the DTU-Pro (Wi-Fi Version) cell). The sample rate is printed as "Per 5 minutes" with the note "*3 The sampling rate depends on the number of monitored solar panels. If there are fewer than 60 panels, the sampling rate is every 5 minutes. If there are more than 60, the rate is every 15 minutes." The product page's WIFI panel prints the wireless link to S-Miles Cloud as Wi-Fi 802.11b/g/n.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentOfficial product page: Hoymiles DTU-Pro product page, North America (November 2, 2026 capture) Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Communication to Microinverter, to S-Miles Cloud and to Peripherals
Documented
Printed once for both versions as "Indoor-IP20".
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Mechanical Data, Environmental rating
Documented
Printed as "Microinverter model HM series, MI series" and "Monitoring data limit from solar panels 991" (99 with note 1, "This depends on the installation environment"). The product page prints "Microinverter mode: HM series, MI series" and "Monitoring data limit from solar panels: 99".
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentOfficial product page: Hoymiles DTU-Pro product page, North America (November 2, 2026 capture) Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Microinverter Compatibility and Monitoring data limit from solar panels
Documented
Printed once for both versions as "Certificates CE, FCC, IC, RCM, Anatel". Manufacturer claims; no issuer directory was checked.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Compliance, Certificates
Documented
Printed once for both versions as "-20℃ to 55℃".
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro (Region: Global, V202507 REV1.2) (November 2, 2026 capture) Rev V202507 REV1.2 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro (Wi-Fi Version) column, Mechanical Data, Ambient temperature
Documented
Published claims and calculations, not independent test results.
Reached from Hoymiles' download page https://www.hoymiles.com/downloads/datasheet-dtu-pro-global-en.html; obtained by Alternative Research, captured 2026-11-02T01:58:27.512Z (archived copy).
Location: PDF page 1 (description, features); PDF page 2, Technical Specifications (columns DTU-Pro (Wi-Fi Version) and DTU-Pro (4G Version))
Retrieved
Hoymiles' own datasheet for the DTU-Pro gateway, Wi-Fi and 4G versions (Region: Global, V202507 REV1.2), listed on Hoymiles' download page https://www.hoymiles.com/downloads/datasheet-dtu-pro-global-en.html, which redirects to this file on Hoymiles' file host. Obtained by Alternative Research on November 2, 2026 (captured 01:58:27.512 UTC), because Hoymiles' file host answers our fetcher with a 403; each fact was checked against the printed page. Manufacturer claims, not independent tests.
Archived copy of a document published by Hoymiles. Copyright retained by the publisher; kept for reference and verification only, no endorsement implied. To ask for its removal, email legal@chargedreviews.com.
Archived copy, unaltered, kept as a record of what Hoymiles published. Original address: https://w3oss.hoymiles.com/uploadfile/1/202507/a4c54b36f8.pdf. Copyright and takedown
Embedded dates are file metadata, not independent proof of publication.
SHA-256: 5ccd5e9be14a0ef298d16578a1708fab91324121396c87575316c21a7108d203
Archived copy captured on 2026-11-02.
Location: Introduction; Features; Tech Specs tabs GPRS, WIFI, 4G
Retrieved
Hoymiles' own North America product page for the DTU-Pro gateway, captured on November 2, 2026 at 01:38:20.784 UTC with the paced research fetcher (HTTP 200). Its Tech Specs block has one tab per version (GPRS, WIFI, 4G) and one panel per tab; the page's own script shows panel N for tab N, and each panel's wireless row names its version (2G GSM/GPRS, Wi-Fi, 4G). The page prints no separate model code per version. It carries no revision or date. Manufacturer claims, not independent tests.
Earlier revisions, archived captures and copies published by someone other than the manufacturer. Every one stays reachable.
Archived copy of a document published by Hoymiles. Copyright retained by the publisher; kept for reference and verification only, no endorsement implied. To ask for its removal, email legal@chargedreviews.com.
Archived copy, unaltered, kept as a record of what Hoymiles published. Original address: https://w3oss.hoymiles.com/uploadfile/1/202507/a4c54b36f8.pdf. Copyright and takedown
Embedded dates are file metadata, not independent proof of publication.
SHA-256: 5ccd5e9be14a0ef298d16578a1708fab91324121396c87575316c21a7108d203
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