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Printed as "Ethernet RJ45 × 1, 100 Mbps" (to S-Miles Cloud) and "Communication to Peripherals RS485 COM × 1, 9600 bps, Modbus-RTU Ethernet RJ45 × 1, Modbus-TCP DRM RJ45 × 1, DRM0/5/6/7/8"; the datasheet does not say whether the two Ethernet rows are one port.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G 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-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Interaction
Documented
Printed as "Weight 0.20 kg".
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Mechanical Data, Weight
Documented
Printed in the datasheet and on the page as "Hoymiles gateway DTU-Pro-S-C is a data transfer unit that collects information and data of PV microinverters using Sub-1G wireless solution and sends them to our monitoring platform S-Miles Cloud via Ethernet or 4G."
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentOfficial product page: Hoymiles DTU-Pro-S-C 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. 2.5 W / Max. 5.0 W".
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Power Supply (Adapter)
Documented
Printed as "200 × 101 × 29 mm (without antennas)", width by height by depth.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Mechanical Data, Dimensions (W × H × D)
Calculated
Printed as "Installation method Wall mounting / Desktop mounting"; the product page prints the same.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentOfficial product page: Hoymiles DTU-Pro-S-C product page, North America (November 2, 2026 capture) Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Mechanical Data, Installation method
Documented
Printed as "Model DTU-Pro-S-C (4G Version) Communication to Microinverter Signal Sub-1G Maximum distance (open space) 400 m Monitoring data limit from solar panels1 99 Communication to S-Miles Cloud Ethernet RJ45 × 1, 100 Mbps Wireless standard2 4G: TDD-LTE, FDD-LTE 3G: SCDMA 2G: GSM/GPRS Radio band 2.4 GHz Sample rate3 Per 5 minutes" and "Communication to Peripherals RS485 COM × 1, 9600 bps, Modbus-RTU Ethernet RJ45 × 1, Modbus-TCP DRM RJ45 × 1, DRM0/5/6/7/8 Interaction LED LED Indicator × 4 – RUN, Cloud, MI, ALM". The product page's 4G Version panel prints the same signal, distance, Ethernet and wireless rows.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentOfficial product page: Hoymiles DTU-Pro-S-C product page, North America (November 2, 2026 capture) Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Communication to Microinverter, to S-Miles Cloud and to Peripherals
Documented
Printed as "Ethernet RJ45 × 1, 100 Mbps" (to S-Miles Cloud) and "Communication to Peripherals RS485 COM × 1, 9600 bps, Modbus-RTU Ethernet RJ45 × 1, Modbus-TCP DRM RJ45 × 1, DRM0/5/6/7/8"; the datasheet does not say whether the two Ethernet rows are one port.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G 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-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Interaction
Documented
Printed as "Weight 0.20 kg".
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Mechanical Data, Weight
Documented
Printed in the datasheet and on the page as "Hoymiles gateway DTU-Pro-S-C is a data transfer unit that collects information and data of PV microinverters using Sub-1G wireless solution and sends them to our monitoring platform S-Miles Cloud via Ethernet or 4G."
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentOfficial product page: Hoymiles DTU-Pro-S-C 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. 2.5 W / Max. 5.0 W".
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Power Supply (Adapter)
Documented
Printed as "200 × 101 × 29 mm (without antennas)", width by height by depth.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Mechanical Data, Dimensions (W × H × D)
Documented
Printed as "Installation method Wall mounting / Desktop mounting"; the product page prints the same.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentOfficial product page: Hoymiles DTU-Pro-S-C product page, North America (November 2, 2026 capture) Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Mechanical Data, Installation method
Documented
Printed as "Model DTU-Pro-S-C (4G Version) Communication to Microinverter Signal Sub-1G Maximum distance (open space) 400 m Monitoring data limit from solar panels1 99 Communication to S-Miles Cloud Ethernet RJ45 × 1, 100 Mbps Wireless standard2 4G: TDD-LTE, FDD-LTE 3G: SCDMA 2G: GSM/GPRS Radio band 2.4 GHz Sample rate3 Per 5 minutes" and "Communication to Peripherals RS485 COM × 1, 9600 bps, Modbus-RTU Ethernet RJ45 × 1, Modbus-TCP DRM RJ45 × 1, DRM0/5/6/7/8 Interaction LED LED Indicator × 4 – RUN, Cloud, MI, ALM". The product page's 4G Version panel prints the same signal, distance, Ethernet and wireless rows.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentOfficial product page: Hoymiles DTU-Pro-S-C product page, North America (November 2, 2026 capture) Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Communication to Microinverter, to S-Miles Cloud and to Peripherals
Documented
Printed as "Indoor-IP20".
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Mechanical Data, Environmental rating
Documented
Printed as "Microinverter model HMS series, HMT series" and "Monitoring data limit from solar panels1 99"; the datasheet's features print "Sub-1G wireless solution enables stable communication with HMS and HMT series microinverters". The product page's Tech Specs prints "Microinverter mode: HMS series, HMT series".
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentOfficial product page: Hoymiles DTU-Pro-S-C product page, North America (November 2, 2026 capture) Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Microinverter Compatibility and Monitoring data limit from solar panels
Documented
Printed as "Certificates CE, FCC, IC, RCM, Anatel". Manufacturer claims; no issuer directory was checked.
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G Version) column, Compliance, Certificates
Documented
Printed as "-20℃ to +55℃".
Official datasheet: Hoymiles Data Transfer Unit Datasheet DTU-Pro-S-C (Region: North America, V202507 REV1.1) (November 2, 2026 capture) Rev V202507 REV1.1 · Checked · Earlier documentLocation: PDF page 2, Technical Specifications, DTU-Pro-S-C (4G 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-s-c-na-en.html; obtained by Alternative Research, captured 2026-11-02T01:58:58.450Z (archived copy).
Location: PDF page 1 (description, features); PDF page 2, Technical Specifications (column DTU-Pro-S-C (4G Version))
Retrieved
Hoymiles' own datasheet for the DTU-Pro-S-C gateway, 4G version (Region: North America, V202507 REV1.1), listed on Hoymiles' download page https://www.hoymiles.com/downloads/datasheet-dtu-pro-s-c-na-en.html, which redirects to this file on Hoymiles' file host. Obtained by Alternative Research on November 2, 2026 (captured 01:58:58.450 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/d6e9cfacec.pdf. Copyright and takedown
Embedded dates are file metadata, not independent proof of publication.
SHA-256: e12f2099072673d909b6db2719a944215c6edbcc50ec61cdb66332dd154324b5
Archived copy captured on 2026-11-02.
Location: Introduction; Features; Tech Specs tab 4G Version
Retrieved
Hoymiles' own North America product page for the DTU-Pro-S-C gateway, captured on November 2, 2026 at 01:39:09.377 UTC with the paced research fetcher (HTTP 200). Its Tech Specs block has one tab, "4G Version", with one panel. It carries no revision or date. Cited beside Hoymiles' datasheet. 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/d6e9cfacec.pdf. Copyright and takedown
Embedded dates are file metadata, not independent proof of publication.
SHA-256: e12f2099072673d909b6db2719a944215c6edbcc50ec61cdb66332dd154324b5
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