DJI D-RTK3 Multifunctional Station

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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)

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