--- product_id: 227276049 title: "WitMotion WT901C-485 mpu9250 High-Precision Gyro+Accelerometer+Angle+Magnetometer,9-Axis Digital Compass (Kalman Filtering, Modbus),Triple-Axis Tilt Angle Inclinometer for PC/Arduino/Raspberry Pi" brand: "witmotion" price: "10744 kr" currency: ISK in_stock: true category: "Witmotion" url: https://www.desertcart.is/products/227276049-witmotion-wt901c-485-mpu9250-high-precision-gyro-accelerometer-angle-magnetometer store_origin: IS region: Iceland --- # RS485 Modbus multi-connect 9-axis sensor fusion Kalman filtering tech WitMotion WT901C-485 mpu9250 High-Precision Gyro+Accelerometer+Angle+Magnetometer,9-Axis Digital Compass (Kalman Filtering, Modbus),Triple-Axis Tilt Angle Inclinometer for PC/Arduino/Raspberry Pi **Brand:** witmotion **Price:** 10744 kr **Availability:** ✅ In Stock ## Summary > 🧠 Elevate your precision game with WitMotion’s 9-axis sensor powerhouse! ## Quick Answers - **What is this?** WitMotion WT901C-485 mpu9250 High-Precision Gyro+Accelerometer+Angle+Magnetometer,9-Axis Digital Compass (Kalman Filtering, Modbus),Triple-Axis Tilt Angle Inclinometer for PC/Arduino/Raspberry Pi by witmotion - **How much does it cost?** 10744 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/227276049-witmotion-wt901c-485-mpu9250-high-precision-gyro-accelerometer-angle-magnetometer) ## Best For - witmotion enthusiasts ## Why This Product - Trusted witmotion brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Advanced Sensor Fusion:** Combines gyro, accelerometer, magnetometer with Kalman filtering for ultra-stable output. - • **Plug & Play Versatility:** Compatible with PC, Arduino, Raspberry Pi—perfect for prototyping and industrial use. - • **Precision You Can Trust:** Ultra-low static error of 0.05° on X/Y axes ensures rock-solid orientation data. - • **Lifetime Support & Warranty:** 12-month warranty plus lifetime expert support keeps your projects future-proof. - • **Seamless Multi-Device Integration:** Supports up to 128 units simultaneously via RS485 Modbus for scalable projects. ## Overview The WitMotion WT901C-485 is a high-precision 9-axis digital compass integrating gyro, accelerometer, and magnetometer sensors with advanced Kalman filtering. Designed for professional-grade accuracy, it offers ultra-low static and dynamic errors, supports multi-device RS485 Modbus connections, and is compatible with PC, Arduino, and Raspberry Pi platforms. Backed by 12-month warranty and lifetime support, it’s the go-to inclinometer for engineers and makers demanding reliable, scalable orientation data. ## Description WitMotion WT901C-485 mpu9250 High-Precision Gyro+Accelerometer+Angle+Magnetometer,9-Axis Digital Compass (Kalman Filtering, Modbus),Triple-Axis Tilt Angle Inclinometer for PC/Arduino/Raspberry Pi: desertcart.com: Industrial & Scientific ## Features - 【 High Performance 】Rock-solid data output: RS485 Modbus Pitch Roll Yaw (X Y Z axis) Acceleration + Angular Velocity + Angle + Magnetic Field - 【 Robust Design 】X, Y-axis: 0.05° (Static) , X, Y-axis: 0.1° (Dynamic), Long term measurement, Support multi-connection up to 128units simultaneously via WITMOTION PC software or other MCU - 【 WITMOTION Advantage 】8-year Professional Attitude Measuring Solution Provider, sensors integrated R&D dynamic fusion algorithm and Kalman Filtering ensuring stable data output and excellent bias stability, low noise level, increasing measurement accuracy - 【 Worry-free Support 】12-month warranty, lifetime friendly customer service by WitMotion team. Option 1. The tutorial link is printed on the guiding card inside the package. Option 2. search wit-motion(dot)com and download the complete tutorial. Option 3. contact us if you need any help, support (at) wit-motion (dot) com - 【 What You Get 】1 x WitMotion WT901CRS485 Modbus Accelerometer sensor+ 1* 4-PIN Dupont cable +1 x Welcome guide ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08HD8HWRW | | Best Sellers Rank | #162,179 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #50 in Acceleration Sensors | | Date First Available | November 27, 2015 | | Item Weight | 1.13 ounces | | Manufacturer | WitMotion Shenzhen Co.,Ltd | | Package Dimensions | 2.99 x 2.95 x 0.87 inches | ## Images ![WitMotion WT901C-485 mpu9250 High-Precision Gyro+Accelerometer+Angle+Magnetometer,9-Axis Digital Compass (Kalman Filtering, Modbus),Triple-Axis Tilt Angle Inclinometer for PC/Arduino/Raspberry Pi - Image 1](https://m.media-amazon.com/images/I/41+kq7GXk0L.jpg) ![WitMotion WT901C-485 mpu9250 High-Precision Gyro+Accelerometer+Angle+Magnetometer,9-Axis Digital Compass (Kalman Filtering, Modbus),Triple-Axis Tilt Angle Inclinometer for PC/Arduino/Raspberry Pi - Image 2](https://m.media-amazon.com/images/I/41aJmZB-GTL.jpg) ![WitMotion WT901C-485 mpu9250 High-Precision Gyro+Accelerometer+Angle+Magnetometer,9-Axis Digital Compass (Kalman Filtering, Modbus),Triple-Axis Tilt Angle Inclinometer for PC/Arduino/Raspberry Pi - Image 3](https://m.media-amazon.com/images/I/41rFjFdSkML.jpg) ![WitMotion WT901C-485 mpu9250 High-Precision Gyro+Accelerometer+Angle+Magnetometer,9-Axis Digital Compass (Kalman Filtering, Modbus),Triple-Axis Tilt Angle Inclinometer for PC/Arduino/Raspberry Pi - Image 4](https://m.media-amazon.com/images/I/51k+9WppgXL.jpg) ![WitMotion WT901C-485 mpu9250 High-Precision Gyro+Accelerometer+Angle+Magnetometer,9-Axis Digital Compass (Kalman Filtering, Modbus),Triple-Axis Tilt Angle Inclinometer for PC/Arduino/Raspberry Pi - Image 5](https://m.media-amazon.com/images/I/41UqZ9DofJL.jpg) ## Questions & Answers **Q: we need to connect two inclinometers via a rs 485 converter, what other accessories do we need?** A: Oye, señor o manda, Sí, puede usar nuestro convertidor USB-485 para conectarse con nuestro WT901C-485. Por favor revise el enlace para ordenar. https://www.amazon.es/dp/B07VMFJ5Y3?ref=myi_title_dp Si necesitas cualquier otra ayuda, por favor no dudes en decírmelo. support(at)wit-motion(dot)com Equipo de apoyo **Q: Please confirm the date of delivery to Poland, thank you** A: The date is displayed on the product details page (for reference only), you can also consult Amazon's official customer service. Thank you for your understanding and support. **Q: I'm interested in using this sensor with an Arduino Nano. Are there any arduino libraries or code examples?** A: Instead of the nano I've used SeedStudio XIAO 52840 Sense (Available from Amazon) The Sense version has integrated accelerometers. , BLE, WIFI, and LiPo battery charger. It can be used with Arduino IDE and has sample programs to capture sensor data. **Q: Can this be used with open source flight controllers such as inav or betaflight?** A: Thank you for your question. This requires the adaptation of the protocol. The specific use effect is subject to the actual situation. ## Frequently Bought Together - WitMotion WT901C-485 mpu9250 High-Precision Gyro+Accelerometer+Angle+Magnetometer,9-Axis Digital Compass (Kalman Filtering, Modbus),Triple-Axis Tilt Angle Inclinometer for PC/Arduino/Raspberry Pi - WITMOTION USB to RS485 Modbus RTU UART Converter Cable with CH340 Chip, Terminated by 4 Way Female Socket Header, Serial Adapter (1m/3.28ft, Black), Windows 10,8,7, Linux MAC OS --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.is/products/227276049-witmotion-wt901c-485-mpu9250-high-precision-gyro-accelerometer-angle-magnetometer](https://www.desertcart.is/products/227276049-witmotion-wt901c-485-mpu9250-high-precision-gyro-accelerometer-angle-magnetometer) --- *Product available on Desertcart Iceland* *Store origin: IS* *Last updated: 2026-09-04*