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GY-US42 Pixhawk APM Flight Control Ultrasonic Distance Measurement Sensor Module
The GY-US42 Pixhawk APM Flight Control Ultrasonic Distance Measurement Sensor Module is a value-for-money multi-brand ultrasonic sensors designed for everyday users. It features Item Type: Ultrasonic Sensor and Model No. / Name: GY US42.
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About This Product
The GY-US42 Pixhawk APM Flight Control Ultrasonic Distance Measurement Sensor Module is a value-for-money multi-brand ultrasonic sensors designed for everyday users. It delivers reliable performance at an accessible price.
Key Specifications
- Item Type: Ultrasonic Sensor
- Model No. / Name: GY US42
- Frequency: 15 Hz — smooth, flicker-free operation
- Communication Interface: I²C, UART (TTL), PWM — compatible with modern devices
- Measurement Distance (m): 0.2 – 7.2
- Operating Voltage (V): 3 – 5 — works with standard household power
- Operating Current (mA): 9
- Operating Temperature (°C): −20 to +65
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The GY-US42 Ultrasonic Distance Measurement Sensor Module is a compact and reliable solution for accurate short-to-long range distance sensing. Designed for Pixhawk and APM flight controllers, it delivers stable measurements from 20 cm up to 720 cm with 1 cm resolution, making it ideal for altitude hold, obstacle avoidance, and terrain following applications.
Ultrasonic Distance Measurement Sensor Supporting I²C, UART (TTL), and PWM output, the module offers excellent flexibility for integration with drones, robots, and embedded systems. With low power consumption and wide operating temperature support, the GY-US42 performs consistently in both indoor and outdoor environments.
Features:
- Wide measuring range up to 7.2 meters
- High accuracy with 1 cm resolution
- Supports I²C, UART, and PWM communication
- Low power consumption for embedded systems
- Compact and lightweight design
- Optimized for Pixhawk and APM controllers
Package Includes:
1 x GY-US42 Pixhawk APM Flight Control Ultrasonic Distance Measurement Sensor Module
1 x Header Pin





