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Aptos Solar DTU-Pro (4G Version) Data Transfer Unit

Model: DTU-Pro · SKU: Not documented

Prepared Nov 12, 2026

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Common specifications

Device type	Data Transfer UnitSource [1]
Communications	2.4 GHz Proprietary RF (Nordic), maximum distance (open space) 200m; Ethernet RJ45 x 1, 100Mbps; 4G: TDD-LTE, FDD-LTE; 3G : SCDMA; 2G: GSM/GPRS; RS485 COM x 1,9600bps, Modbus-RTU; Ethernet RJ45 x 1, Modbus-TCPSource [1]
Supported devices	MAC400 & MAC800 Microinverters; Monitoring Data Limit from Solar Panels: 99Source [1]
Ports	Ethernet RJ45 x 1, 100Mbps; RS485 COM x 1,9600bps, Modbus-RTU; Ethernet RJ45 x 1, Modbus-TCP; DRM RJ45 x 1, DRM0/5/6/7/8 (For AU/NZ only)Source [1]
Display	LED Indicator x 4 -RUN, Clound, MI, ALM; Aptos Installer AppSource [1]
Power input	External Adapter; input 100 to 240V AC / 50 or 60 Hz; output 5V/2A; consumption Typ. 2.5W/ Max. 5.0WSource [1]
Mounting	Wall Mounting / Desktop MountingSource [1]
Enclosure	Indoor-IP20Source [1]
Operating temperature	-20 to 55 °C-4 to 131 °F convertedSource [1]
Weight	0.2 kg0.44 lb convertedSource [1]
Dimensions	29 D × 200 W × 101 H mm1.1 D × 7.87 W × 3.98 H in convertedSource [1]
Enclosure volume	0.59 L** Calculated from recorded external dimensions
Warranty term	Not documented

All recorded specifications

Certifications (as printed)	CE; FCC; IC; RCM; AnatelDocumented claim Conditions Manufacturer-printed certificate claims; no listing number or certifier directory verification is asserted. Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Compliance / Certificates Manufacturer-printed certificate claims; no listing number or certifier directory verification is asserted. Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Compliance / Certificates Official datasheet · Download Datasheet [1]
Communications	2.4 GHz Proprietary RF (Nordic), maximum distance (open space) 200m; Ethernet RJ45 x 1, 100Mbps; 4G: TDD-LTE, FDD-LTE; 3G : SCDMA; 2G: GSM/GPRS; RS485 COM x 1,9600bps, Modbus-RTU; Ethernet RJ45 x 1, Modbus-TCPDocumented claim Conditions Sample Rate: Per 15 minutes. Maximum Distance is printed for Open Space. The source recommends an extended antenna if the DTU is installed inside a metal box or under a metal/concrete roof. 4G column additionally prints 4G: TDD-LTE, FDD-LTE and 3G : SCDMA. Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, communication rows Sample Rate: Per 15 minutes. Maximum Distance is printed for Open Space. The source recommends an extended antenna if the DTU is installed inside a metal box or under a metal/concrete roof. 4G column additionally prints 4G: TDD-LTE, FDD-LTE and 3G : SCDMA. Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, communication rows Official datasheet · Download Datasheet [1]
Device type	Data Transfer UnitDocumented claim Conditions Manufacturer-printed family description on PDF page 1; the version is named separately in the PDF page 2 model row. Printed text: The Aptos gateway DTU-Pro is a data transfer unit Location: PDF page 1, title and Description Manufacturer-printed family description on PDF page 1; the version is named separately in the PDF page 2 model row. Printed text: The Aptos gateway DTU-Pro is a data transfer unit Location: PDF page 1, title and Description Official datasheet · Download Datasheet [1]
Dimensions	29 D × 200 W × 101 H mm1.1 D × 7.87 W × 3.98 H in convertedDocumented claim Conditions The parenthetical is recorded exactly as printed: (Withour antennas). Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Dimensions (W x H x D mm) The parenthetical is recorded exactly as printed: (Withour antennas). Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Dimensions (W x H x D mm) Official datasheet · Download Datasheet [1]
Display	LED Indicator x 4 -RUN, Clound, MI, ALM; Aptos Installer AppDocumented claim Conditions Clound is preserved as printed. Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Interaction Clound is preserved as printed. Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Interaction Official datasheet · Download Datasheet [1]
Enclosure	Indoor-IP20Documented claim Conditions Manufacturer-printed common table cell on PDF page 2, applicable to the named 4G Version column. Printed text: Indoor-IP20 Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Enviromental Rating Manufacturer-printed common table cell on PDF page 2, applicable to the named 4G Version column. Printed text: Indoor-IP20 Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Enviromental Rating Official datasheet · Download Datasheet [1]
Mounting	Wall Mounting / Desktop MountingDocumented claim Conditions Manufacturer-printed common table cell on PDF page 2, applicable to the named 4G Version column. Printed text: Wall Mounting / Desktop Mounting Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Installation Method Manufacturer-printed common table cell on PDF page 2, applicable to the named 4G Version column. Printed text: Wall Mounting / Desktop Mounting Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Installation Method Official datasheet · Download Datasheet [1]
Operating temperature	-20 to 55 °C-4 to 131 °F convertedDocumented claim Conditions Manufacturer-printed common table cell on PDF page 2, applicable to the named 4G Version column. Printed text: -20 to 55 The source labels the row Ambient Temperature (C); that label is retained without a separate storage-temperature claim. Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Ambient Temperature (C) Manufacturer-printed common table cell on PDF page 2, applicable to the named 4G Version column. Printed text: -20 to 55 The source labels the row Ambient Temperature (C); that label is retained without a separate storage-temperature claim. Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Ambient Temperature (C) Official datasheet · Download Datasheet [1]
Ports	Ethernet RJ45 x 1, 100Mbps; RS485 COM x 1,9600bps, Modbus-RTU; Ethernet RJ45 x 1, Modbus-TCP; DRM RJ45 x 1, DRM0/5/6/7/8 (For AU/NZ only)Documented claim Conditions Manufacturer-printed common table cell on PDF page 2, applicable to the named 4G Version column. Printed text: RJ45 x 1, 100Mbps \| COM x 1,9600bps, Modbus-RTU \| DRM (For AU/NZ only) \| RJ45 x 1, DRM0/5/6/7/8 Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, communication and DRM rows Manufacturer-printed common table cell on PDF page 2, applicable to the named 4G Version column. Printed text: RJ45 x 1, 100Mbps \| COM x 1,9600bps, Modbus-RTU \| DRM (For AU/NZ only) \| RJ45 x 1, DRM0/5/6/7/8 Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, communication and DRM rows Official datasheet · Download Datasheet [1]
Power input	External Adapter; input 100 to 240V AC / 50 or 60 Hz; output 5V/2A; consumption Typ. 2.5W/ Max. 5.0WDocumented claim Conditions The source labels the output row Adapter output voltage/frequency and prints 5V/2A. The 2.5W/5.0W power-consumption cell spans the GPRS and 4G columns. No unprinted output frequency is supplied. Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Power Supply (Adapter) The source labels the output row Adapter output voltage/frequency and prints 5V/2A. The 2.5W/5.0W power-consumption cell spans the GPRS and 4G columns. No unprinted output frequency is supplied. Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Power Supply (Adapter) Official datasheet · Download Datasheet [1]
Supported devices	MAC400 & MAC800 Microinverters; Monitoring Data Limit from Solar Panels: 99Documented claim Conditions The printed 99 carries footnote 1: This depends on the installation enviroment. Please refer to user manual for more details. It is a solar-panel count, not a microinverter count. Location: PDF page 1, Key Features; PDF page 2, panel monitoring limit The printed 99 carries footnote 1: This depends on the installation enviroment. Please refer to user manual for more details. It is a solar-panel count, not a microinverter count. Location: PDF page 1, Key Features; PDF page 2, panel monitoring limit Official datasheet · Download Datasheet [1]
Weight	0.2 kg0.44 lb convertedDocumented claim Conditions Manufacturer-printed common table cell on PDF page 2, applicable to the named 4G Version column. Printed text: 0.20 Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Weight (kg) Manufacturer-printed common table cell on PDF page 2, applicable to the named 4G Version column. Printed text: 0.20 Location: PDF page 2, Technical Specifications, DTU-Pro (4G Version) column, Weight (kg) Official datasheet · Download Datasheet [1]

Warranty

Certificate records

No records documented.

Sources and revisions

Download DatasheetOfficial datasheet · Checked Sep 19, 2026https://www.aptossolar.com/wp-content/uploads/2025/01/Aptos-DTU-PRO-Datasheet_011825.pdf