DJI D-RTK3 Multifunctional Station
The DJI D-RTK 3 Multifunctional Station is a high-precision GNSS solution designed to support base station, rover station, and relay station operations for enterprise drone missions. With multi-frequency, multi-constellation satellite support including GPS, BDS, Galileo, GLONASS, and QZSS, it delivers centimeter-level RTK accuracy and reliable positioning even in complex environments. Powered by O4 Enterprise transmission technology, it ensures long-range, stable communication and enhanced relay performance. Built with IP67 protection, wide operating temperature tolerance, and flexible power options, the D-RTK 3 is ideal for surveying, mapping, inspection, and high-precision aerial operations.
Specifications:
| Category | Details |
|---|---|
| GNSS Receiver | GNSS Receiver |
| GNSS Frequency | GPS: L1C/A, L2C, L5 BDS: B1I, B2I, B3I, B1C, B2a, B2b GALILEO: E1, E5a, E5b, E6 GLONASS: L1, L2 QZSS: L1C/A, L2C, L5 L-Band |
| System Accuracy* | Base Station Mode (Broadcast Mode) and Relay Station Mode |
| Base Station Accuracy |
Single Point Accuracy (Uncalibrated): Horizontal: 1.5 m (RMS) Vertical: 3.0 m (RMS) Satellite-Based Differential Accuracy: Convergence Time: 20 mins Horizontal: 30 cm (RMS) Vertical: 40 cm (RMS) Network RTK Calibration: Horizontal: 1.0 cm (RMS) + 1 ppm Vertical: 3.0 cm (RMS) + 1 ppm |
| Rover Station Mode | |
| RTK Accuracy (Fixed Survey)* | Horizontal: 0.8 cm (RMS) + 1 ppm Vertical: 1.5 cm (RMS) + 1 ppm |
| RTK Accuracy (Tilt Survey)* | Angle Range: 0° to 60° Horizontal: 8 mm + 0.7 mm/° tilt (accuracy <2 cm within 30°) |
| Satellite-Based Precise Point Positioning* | Supported Frequencies: BDS B2b, GALILEO E6, L-BAND** Convergence Time: 20 mins Horizontal: 30 cm (RMS) Vertical: 40 cm (RMS) |
| Differential Data Transmission Format | When used as a base station or relay station, records RTCM 3.2 raw observation data in DAT format. In rover station mode or in calibration mode for base and relay stations: 1. Supports RTCM v3.0, v3.1, v3.2, v3.3, MSM4, MSM5, MSM6, MSM7 protocols. 2. It is recommended to use receivers that support four or more GNSS systems. |
| Initialization Reliability | >99.9% |
| Video Transmission | Video Transmission System: O4 Enterprise |
| Operating Frequency |
Relay Station Mode: O4: 2.4 GHz/5.2 GHz/5.8 GHz Base Station Mode: O4: 2.4 GHz/5.8 GHz Rover Station Mode: BLE: 2.4 GHz Operating frequency allowed varies among countries and regions. Please refer to local laws and regulations for more information. |
| Transmitter Power (EIRP) | 2.4000 GHz to 2.4835 GHz: <33 dBm (FCC) <20 dBm (CE/SRRC/MIC) 5.150 GHz to 5.250 GHz: <23 dBm (CE/FCC) 5.725 GHz to 5.850 GHz: <33 dBm (FCC) <30 dBm (SRRC) <14 dBm (CE) |
| Bluetooth | Protocol: Bluetooth 5.1 Frequency: 2.400 GHz to 2.4835 GHz Transmitter Power (EIRP): <10 dBm |
| Max Transmission Distance (unobstructed, free of interference) |
Base Station Mode: 1. Between D-RTK 3 and Matrice 400: FCC: 40 km SRRC/CE/JP: 20 km 2. Between D-RTK 3 and other aircraft: FCC: 15 km SRRC: 12 km CE/JP: 8 km Rover Station Mode: Between D-RTK 3 and mobile devices: 30 m Measured in an unobstructed outdoor environment free of interference. The above data shows the farthest communication range for one-way, non-return flights under each standard. Always pay attention to RTH reminders in the app during your flight. |
| Max Transmission Distance in Relay Station Mode (unobstructed, free of interference) |
FCC: Between the aircraft and the relay station: 25 km Between the relay station and the remote controller/DJI Dock 3: Recommended within 1 km; maximum 3 km (unobstructed, free of interference) SRRC: Aircraft ↔ Relay: 12 km Relay ↔ RC/DJI Dock 3: Recommended within 1 km; maximum 3 km CE: Aircraft ↔ Relay: 10 km Relay ↔ RC/DJI Dock 3: Recommended within 300 m; maximum 1 km |
| Max Transmission Distance (unobstructed, with interference) | Strong interference: City centers, approx. 1.5-5 km Medium interference: Suburban areas, approx. 5-15 km Micro interference: Remote areas/seasides, approx. 15-25 km Data is tested under FCC standards in unobstructed environments of typical interference. Only to serve as a reference and provides no guarantee as to the actual flight distance. |
| Max Transmission Distance (obstructed, with interference) | Low Interference and Obstructed by Buildings: approx. 0-0.5 km Low Interference and Obstructed by Trees: approx. 0.5-3 km Data is tested under FCC standards in unobstructed environments of typical interference. Only to serve as a reference and provides no guarantee as to the actual flight distance. |
| Relay Station Range Extension Effect | Relay Station Performance Enhancement: Severe obstruction (e.g., buildings, mountains): 3x to 5x performance improvement Mild obstruction (e.g., trees, glass): 1x to 3x performance improvement The relay station must be deployed in an elevated, unobstructed location free of interference. |
| Antenna | OcuSync 4 directional antennas × 4, 2T4R The antenna uses a standard reverse polarity SMA connector. |
| Others | D-RTK 3 Relay Fixed Deployment Version: Compatible with DJI Cellular Dongle 2 |
| Electrical Properties – Power |
D-RTK 3 Multifunctional Station: Relay Station: 14.5 W* Base Station: 7 W Rover Station: 6.2 W * Maximum power consumption without heating. When connected to a USB-C power supply above 9V, maximum power consumption with heating is 36.5 W. |
| D-RTK 3 Relay Fixed Deployment Version – Power | Relay Station: 14.5 W** ** Max power consumption without heating. When connected to a PoE power supply of Type 4, maximum power consumption with heating is 36.5 W. |
| Power Output Port | D-RTK 3 Multifunctional Station: USB Type-C D-RTK 3 Relay Fixed Deployment Version: USB Type-C and Ethernet Port (PoE) |
| Supported Power Adapter |
D-RTK 3 Multifunctional Station: USB PD 3.0 protocol, output voltage 9V to 15V adapter (e.g., DJI 65W Portable Charger) When using a non-recommended charger, such as a charger with 5V-output, the D-RTK 3 can be charged only after powering off. D-RTK 3 Relay Fixed Deployment Version: DJI Dock 3 PoE Output Port Third-party PoE Power Supplies: IEEE 802.3bt Type 4 (PoE++): 52 V to 57 V output, 99.9 W max IEEE 802.3bt Type 3 (PoE++): 50 V to 57 V output, 60 W max IEEE 802.3at Type 2 (PoE+): 50 V to 57 V output, 30 W max |
| Battery Operating Time (Under Normal Temperature)* |
D-RTK 3 Multifunctional Station: Relay Station: 4 hrs Base Station: 7 hrs Rover Station: 10 hrs D-RTK 3 Relay Fixed Deployment Version: Relay Station: 4 hrs** * Battery performance may decrease in low temperatures; it is recommended to use power adapters that support the USB PD 3.0 protocol. ** When powered by PoE, the device battery enters preservation mode and does not fully charge. Upon PoE disconnection, the built-in battery delivers up to 2 hours of runtime. |
| Ethernet Cable Requirements | D-RTK 3 Multifunctional Station: Ethernet not supported D-RTK 3 Relay Fixed Deployment Version: Requires Cat 6 twisted-pair cable, ≤100m length, 6-9mm outer diameter. |
| Battery | LiPo Capacity: 6500 mAh Energy: 46.8 Wh |
| Physical Characteristics | |
| Operating Temperature | D-RTK 3 Multifunctional Station: -20° to 55° C (-4° to 131° F) D-RTK 3 Relay Fixed Deployment Version: -30℃ to 55° C (-22° to 131° F) 1. In normal temperature environments, charging power will be limited if the device shell temperature exceeds 48°C (118.4°F). Full power charging will resume after cooling. 2. After storage/use in low temperatures, the device needs to be brought to a normal temperature environment and allowed to warm up until the internal battery temperature is >0°C (32°F) before charging. 3. After storage/use in high temperatures, the device needs to be brought to a normal temperature environment and allowed to cool down until the internal battery temperature is <45°C (113°F) before charging. 4. When connected to Type 4 PoE power, the D-RTK 3 Relay Fixed Deployment Version enables heating for low-temperature startup. |
| Altitude | 6000 m |
| Protection Rating | D-RTK 3 Multifunctional Station: IP67* D-RTK 3 Relay Fixed Deployment Version: IP67** * Please ensure all rubber seals are securely installed for optimal performance. ** The rubber seal on the PoE input port of the Fixed Deployment Version provides IPX5-rated protection. IP67 protection requires installation of the dedicated PoE port connector and cable. |
| Drop Resistance | D-RTK 3 Multifunctional Station: 2 m drop with pole |
| Dimensions | D-RTK 3 Multifunctional Station: 163 mm × 89 mm (without OcuSync Directional Antennas) D-RTK 3 Relay Fixed Deployment Version: 163 mm × 344 mm |
| Weight | D-RTK 3 Multifunctional Station: Approx. 1.26 kg (2.78 lbs) D-RTK 3 Relay Fixed Deployment Version: Approx. 2.24 kg (4.94 lbs) |