SKU: 5979048184

HolyBro Pixhawk 4 Flight Controller

Sale price$175.05 Regular price$194.50
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Ships within 48 hours · Estimated delivery Jul 24 - Jul 29

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Description

HolyBro Pixhawk 4 Flight ControllerPixhawk 4 features advanced processor technology from STMicroelectronics, sensor technology from Bosch, InvenSense, and a NuttX real time operating system, delivering incredible performance, flexibility, and reliability for controlling any autonomous vehicle. The Pixhawk 4s microcontroller has a 2MB flash memory and 512KB RAM. With the increased power and RAM resources, developers can be more productive and efficient with their development work. More

Pixhawk® 4 features advanced processor technology from STMicroelectronics®, sensor technology from Bosch®, InvenSense®, and a NuttX real-time operating system, delivering incredible performance, flexibility, and reliability for controlling any autonomous vehicle.

The Pixhawk 4’s microcontroller has a 2MB flash memory and 512KB RAM. With the increased power and RAM resources, developers can be more productive and efficient with their development work. More complex algorithms and models can be implemented on the autopilot.

High-performance, low-noise IMUs on board are designed for stabilization applications. Data-ready signals from all sensors are routed to separate interrupt and timer capture pins on the autopilot, permitting precise time-stamping of sensor data. Newly designed vibration isolations enables more accurate readings, allowing vehicles to reach better overall flight performances.

The two external SPI buses and six associated chip select lines allow to add additional sensors and SPI-interfaced payload. There are total of four I2C buses, two dedicated for external use and two grouped with serial ports for GPS/Compass modules.

Note: 

  • M10 GPS Requires PX4 1.14 & ArduPilot 4.3 or newer. 

Technical Specifications 

  • Main FMU Processor
    • STM32F765 - 32 Bit Arm ® Cortex® -M7, 216MHz, 2MB memory, 512KB RAM
  • IO Processor
    • STM32F103 - 32 Bit Arm® Cortex®-M3, 72MHz, 64KB SRAM (Current)
    • STM32F100 - 32 Bit Arm ® Cortex® -M3, 24MHz, 8KB SRAM (Discontinued)
  •  On-board sensors
    • Accel/Gyro: ICM-20689
    • Accel/Gyro: BMI055/ICM-20602
    • Mag: IST8310
    • Barometer: MS5611 

Electrical Data

  • Power module output: 4.9~5.5V
  • Max input voltage: 6V
  • Max current sensing: 120A
  • USB Power Input: 4.75~5.25V
  • Servo Rail Input: 0~36V

Mechanical Data

  • Dimensions: 44x84x12mm
  • Weight(plastic case): 33.3g
  • Weight(aluminum case): 49g
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 5979048184

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Jennifer_2909
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★★★★★ 5
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Color: Disney: Cars Lightning Speed, Style: Kids Large, Color: Disney: Cars Lightning Speed, Style: Kids Large
From the reviews I thought it was going to be small, but surprisingly its the perfect size for my son. Amazing quality, great size, comfortable and bright colors! Couldn't resist and got the lunch box to match as well 😊
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Reviewed in the United States on May 23, 2026
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Amzn Reviewer
San Leandro, US
★★★★★ 5
Great size for 5 year olds!
Color: Disney: Frozen Elsa's Snowflake, Style: Kids Medium
This is a darling backpack. My daughter has been using it for a few months already and it’s pretty sturdy. The size is excellent for 5 year olds. It took me a while to find a backpack small enough that would fit her lunch box.
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Reviewed in the United States on May 9, 2026
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hannah
Bozeman, US
★★★★★ 5
Perfect for my three year old!
Color: Bluey: Sky, Style: Kids Medium, Color: Bluey: Sky, Style: Kids Medium
It was officially time to transition from a diaper bag to a big girl backpack! And both my daughter and I love this backpack! It is perfect size for her and holds everything she needs for school. It’s perfect for everyday use. I think the price is fair for the quality and sturdiness! She is gonna be able to use this until kindergarten! I definitely recommend!
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Reviewed in the United States on April 17, 2026
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Kaylyn Marks
Natrona Heights, US
★★★★★ 5
Good quality toddler backpack
Color: Disney: Pixar Mashup on Blue, Style: Kids Medium, Color: Disney: Pixar Mashup on Blue, Style: Kids Medium
Good size toddler backpack! My son is obsessed with every character on the backpack. We got matching water bottle and lunch box too so everything is coordinated for daycare. Been using for 8 months now with no issues. Very durable. All zippers intact and work with ease.
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Reviewed in the United States on April 9, 2026
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L.M.
Carnegie, US
★★★★★ 5
Couldn't be better!
Size: Large
Yes, these are "old lady" boxers, but you can't beat the comfort and the fact that they are all cotton with covered elastic. I usually wear a 7 in Hanes, etc. Large (or ex lg if you want them looser) fit me fine. They looked small out of the package, and even smaller after washing, but still fit. Size up if you are unsure.
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