• Beitian BE-575 / BK-575 / BK-575H GNSS GPS receiver module, front and back views with cable
  • Beitian flight control GNSS module receiver promo graphic showing LED lights, safety switch and compass
  • BK-575H GNSS receiver product features chart with module images and key specs panel
  • BK-575H application scenario graphic for FPV drone, plant protection machine, and surveying/mapping
  • BK-575H product list showing receiver and 1.25 pitch 4-pin socket cable, line length 60cm
  • Product parameter table for BE-575 GNSS receiver, TTL level, 1.25mm 10-pin connector, 37cm cable
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Beitian BE-575 / BK-575 / BK-575H GNSS GPS Module (Ceramic Antenna) for Pixhawk PX4 APM UAV

Beitian BE-575 / BK-575 / BK-575H GNSS GPS Module (Ceramic Antenna) for Pixhawk PX4 APM UAV

Beitian

$109.43 USD
$109.43 USD
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Overview

The Beitian BE-575 / BK-575 / BK-575H is a GNSS GPS module product_type designed for UAV flight controllers such as Pixhawk, PX4, and APM, supporting multi-constellation positioning for aerial photography and general drone navigation. Available option models: BE-575, BK-575, BK-575H.

Key Features

  • Simultaneous reception of four satellite systems: BeiDou, GPS, GLONASS, Galileo (model-dependent bands listed in Specifications).
  • Two output protocols: NMEA, UBX.
  • Update frequency up to 0.25Hz–25Hz (default 1Hz; model-dependent maximum listed in Specifications).
  • Baud rate adjustable 4800–921600 bps (default varies by model).
  • Status indication and user functions (model-dependent): safety switch, buzzer, RGB indicator, GPS FIX light.
  • Pi-type antenna network design, impedance matching (50Ω), antenna VSWR below 1.6.

For installation help or pre-sales compatibility questions, contact support@rcdrone.top or visit https://rcdrone.top/.

Specifications

Common Mechanical

Body size Φ59.2 × 17.8 mm

Model Comparison (BE-575 vs BK-575 vs BK-575H)

Parameter BE-575 BK-575 BK-575H
Working mode / bands GPS L1 C/A, QZSS L1 C/A/S, BDS B1I/B1C, Galileo E1B/C, SBAS L1 C/A: WAAS, EGNOS, MSAS, GAGAN GPS L1 C/A, QZSS L1 C/A/S, GLONASS L1OF, BDS B1I, Galileo E1B/C, SBAS L1 C/A: WAAS, EGNOS, MSAS, GAGAN GPS L1 C/A, QZSS L1 C/A/S, GLONASS L1OF, BDS B1I, Galileo E1B/C, SBAS L1 C/A: WAAS, EGNOS, MSAS, GAGAN
Channel N/A 92 searching channel 92 searching channel
Sensitivity (table) Cold start -148 dBm; Hot start -160 dBm Cold start -148 dBm; Hot start -159 dBm Cold start -148 dBm; Hot start -159 dBm
Capture sensitivity test (table) Tracking -166 dBm; Re-arrest -160 dBm; Cold start -148 dBm; Warm start -160 dBm Tracking -167 dBm; Re-arrest -160 dBm; Cold start -148 dBm; Warm start -159 dBm Tracking -167 dBm; Re-arrest -160 dBm; Cold start -148 dBm; Warm start -159 dBm
Horizontal accuracy 2.0 m CEP 1.5 m CEP 1.5 m CEP
Velocity / speed accuracy 0.05 m/s 0.05 m/s 0.05 m/s
PPS time accuracy RMS 30 ns; 99% 60 ns RMS 30 ns; 99% 60 ns RMS 30 ns; 99% 60 ns
Baud rate 4800 bps – 921600 bps; default 115200 bps 4800 bps – 921600 bps; default 115200 bps 4800 bps – 921600 bps; default 38400 bps
Output level TTL level TTL level CAN level
Output protocol NMEA, UBX NMEA, UBX NMEA, UBX
Frequency of updates 0.25Hz – 18Hz; default 1Hz 0.25Hz – 25Hz; default 1Hz 0.25Hz – 25Hz; default 1Hz
FLASH With FLASH With FLASH With FLASH
Supply / voltage DC voltage 3.6V–5.5V; typical: 5.0V DC voltage 3.6V–5.5V; typical: 5.0V DC voltage 5.0V
Current 30 mA / 5.0V 45 mA / 5.0V 120 mA
Weight 36 g 36 g 33 g
MCU None None Cortex-M4
Barometer None (table also shows: IST8310) None (table also shows: IST8310) MS5611-01BA03 (table also shows: RM3100)
Switch None None Support
Buzzer None None Support
Cable / connector note 1.25 mm 10 pins connector; length 37 cm 1.25 mm 10 pins connector; length 37 cm 1.25 pitch 4 pins socket; length 37 cm
Operating temperature -40 °C to +85 °C -40 °C to +85 °C -40 °C to +85 °C
Storage temperature -40 °C to +105 °C -40 °C to +105 °C -40 °C to +105 °C
Indicator light FIX LED ×2 red light is always on when powered on; RGB LED ×1 color light FIX LED ×2 red light is always on when powered on; RGB LED ×1 color light FIX LED ×1 red light stays on when powered; CAN LED ×1 green light flashes during CAN communication; SAFE LED ×1 purple light for safety switch; RGB LED ×1 color light (effective when MCU is present)

BK-575H Detailed Parameters (additional table)

Chip M9140-KB
Operating mode GPS, GLONASS, BDS, GALILEO
Auxiliary system SBAS, QZSS
Channel 92 channel
Sensitivity Track -167 dBm; Recapture -160 dBm; Cold start -148 dBm; Hot start -159 dBm
Horizontal accuracy 1.5 m CEP
Speed accuracy 0.05 m/s
Dynamic heading angle accuracy 0.3 deg
1PPS time accuracy RMS 30 ns; 99% 60 ns
Start time Cold start 24 s; Assisted start 2 s; Hot start 2 s
Baud rate 4800 bps – 921600 bps; default 38400 bps
Output level CAN level
Output protocol NMEA, UBX
NMEA statement RMC, VTG, GGA, GSA, GSV, GLL
Update frequency 0.25Hz–25Hz; default 1Hz
FLASH With FLASH; configuration can be changed and power will not be lost
Second pulse Configurable from 0.25 Hz to 10 MHz; default period 1 s; high level lasts 100 ms
Work restrictions High 80,000 m; Speed 500 m/s; Acceleration due to gravity ≤4 g
MCU ARM, Cortex-M4, STM32F412RET6; FLASH 512KB; SRAM 256KB; 100MHZ; LQFP-64 (10×10)
Connector 1.25 pitch 4PIN socket
Compass RM3100
Barometer MS5611-01BA03
6-axis attitude sensor N/A
Switch Support
Buzzer Support
SD Card N/A
USB N/A
Interface CAN2.0 A/B, Max 1 Mbit/s; USB2.0, full-speed
LED FIX: FIX LED ×1 red light solid on when powered on; CAN: CAN LED ×1 flashes when CAN communicates; SAFETY: SAFE LED ×1 purple light safety switch light; RGB: RGB LED ×1 color light (valid with MCU)
Power consumption DC 5.0V; 120 mA
Physical Size Φ59.2 × 17.8 mm; Weight 33 g
Environment Operating temperature -40 °C to +85 °C; Storage temperature -40 °C to +105 °C

BK-575H 4-Pin (MCU CAN) Pin Description

Interface Pin Name I/O Description Interface note
MCU CAN 1 5V I MCU programming power supply Default 5.0V
MCU CAN 2 CANH I CANH communication interface MCU CAN communication interface
MCU CAN 3 CANL I CANL communication interface MCU CAN communication interface
MCU CAN 4 GND G Ground Ground

Applications

  • FPV
  • Fixed-wing UAVs
  • Flight-controlled drones
  • Aerial photography UAV positioning

What's Included

  • BK-575H Series Receiver ×1 (when BK-575H single package is selected)
  • 1.25 pitch 4-PIN socket cable ×1 (line length: 60 cm) (when BK-575H single package is selected)

Details

Beitian BE-575 / BK-575 / BK-575H GNSS GPS model comparison table with bands, accuracy and interfaces

Choose between BE-575, BK-575, and BK-575H based on supported constellations, output level (TTL or CAN), and update rate requirements.

Beitian BK series round GNSS receiver front and rear view with accuracy and star-search highlights

Designed for reliable UAV navigation, the BK series receiver focuses on fast satellite acquisition and stable positioning for flight controllers.

Four-constellation GNSS reception infographic for BeiDou, GPS, GLONASS and Galileo with RM3100 compass chip

Multi-constellation reception helps improve lock performance, while the onboard RM3100 compass supports heading data for compatible setups.

Icon list of built-in features: electronic compass, safety switch, indicator light, GPS fix light, barometer and buzzer

Integrated status indicators and optional functions—such as safety switch, buzzer, compass, and barometer—vary by model and simplify installation.

NMEA and UBX output protocols with labeled functions: safety switch, FIX light, buzzer, RGB light and hex screws

NMEA and UBX protocol support makes it easy to integrate with Pixhawk, PX4, and APM configurations, with visual and audible status feedback.

Satellite signal and star map charts comparing BK series performance and satellite image generationsMeasured performance tables for BK series: capture sensitivity, positioning accuracy, startup time and power consumption

Performance test tables summarize sensitivity, accuracy, startup time, and power draw to help compare variants in real flight-controller builds.

Product wiring diagram for GPS module to USB-to-TTL cable or microcontroller, plus round module size dimensions

Wiring diagrams cover basic connections for configuration and integration, and the size reference helps plan mounting on the airframe.

Product parameters sheet listing GNSS bands, update rate, baud rate range, interfaces and operating conditionsRear view connector pin description for MCU/CAN interface and mechanical dimension drawings

Pin definitions and mechanical drawings support correct wiring and enclosure fit before installation.

NMEA-0183 data content table listing GGA, GLL, GSA, GSV, RMC and VTG messages plus software resources screenshotApplication field collage showing FPV drone, fixed-wing UAV and flight-controlled drone use casesPackage contents list showing BK-575H series GNSS receiver and 60 cm 4-pin cable (single package)

Package includes the receiver and a 4‑pin cable (60 cm); confirm the exact model variant when ordering.

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