{"product_id":"5-pack-cjmcu-103-rotary-angle-sensor-module-10kω-potentiometer","title":"5-Pack CJMCU-103 Rotary Angle Sensor Module 10KΩ Potentiometer","description":"\u003ch2\u003eCJMCU-103 Rotary Angle Sensor Module – 5-Pack Potentiometer for Precise Position Measurement\u003c\/h2\u003e\n\n\u003cp\u003eGet reliable, high-accuracy rotary position sensing with this \u003cstrong\u003e5-pack of CJMCU-103 Rotary Angle Sensor Modules\u003c\/strong\u003e. Featuring a dust-proof potentiometer design and analog voltage output, these compact PCB modules integrate effortlessly with Arduino, Raspberry Pi, and other microcontroller platforms — ideal for hobbyists, engineers, and educators working on electronics projects.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecise Rotary Measurement:\u003c\/strong\u003e Effective rotation range of 0°–333.3° with ±2% linearity for accurate, repeatable position readings in demanding applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLong Service Life:\u003c\/strong\u003e Rated for up to 300,000 rotations, ensuring lasting durability across a wide range of projects and prototyping cycles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnalog Voltage Output:\u003c\/strong\u003e Delivers a clean analog signal that integrates seamlessly with microcontrollers and data acquisition systems — no extra conversion hardware needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Operating Temperature:\u003c\/strong\u003e Performs reliably from -40°C to +85°C, making it suitable for indoor lab environments and more demanding outdoor or industrial setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Easy to Mount:\u003c\/strong\u003e Surface-mount (SMD\/SMT) design with a 4mm rotating hole diameter and 10KΩ trimmer potentiometer fits neatly into tight PCB layouts without sacrificing functionality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRotation Angle Sensor (CJMCU-103)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePCB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePurple\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRotation Angle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0°–333.3° (Electrical \u0026amp; Mechanical, Continuous)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnalog Voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLinearity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±2%\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10KΩ ± 30%\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eActuator Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eShaft-to-Hole (4mm rotating hole diameter)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSurface Mount (SMD\/SMT Lug)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLifespan\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 300,000 rotations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e5 × CJMCU-103 Rotation Angle Sensor Modules\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cp\u003eLooking for more electronics tools and project essentials? Check out these popular items:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/360-bicycle-chain-cleaner-tool-gear-cleaning-kit\"\u003e360° Bicycle Chain Cleaner Tool | Bike Gear Cleaning Kit\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Actual product color may vary slightly from images due to monitor brightness and display settings. Please allow minor measurement tolerances.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eQ: What microcontroller platforms are compatible with the CJMCU-103 Rotary Angle Sensor Module?\u003c\/h4\u003e\n\u003cp\u003eA: The CJMCU-103 features a standard analog voltage output, making it compatible with a wide range of microcontroller platforms including Arduino, Raspberry Pi, ESP8266, ESP32, and most other development boards that support analog input. Simply connect VCC, GND, and the analog signal pin to your board's ADC input for straightforward data acquisition.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the effective rotation angle of this sensor?\u003c\/h4\u003e\n\u003cp\u003eA: The CJMCU-103 has an effective electrical and mechanical rotation range of 0° to 333.3°, with a linearity of ±2%. This makes it well-suited for applications requiring precise and repeatable rotary position measurements within that range.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this sensor module suitable for outdoor or high-temperature environments?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The CJMCU-103 operates reliably across a wide temperature range of -40°C to +85°C, making it appropriate for both standard indoor lab use and more challenging environments where temperature extremes may occur. The dust-proof design also adds extra protection in workshop or field settings.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How long will these sensor modules last?\u003c\/h4\u003e\n\u003cp\u003eA: Each CJMCU-103 sensor is rated for up to 300,000 rotations, providing excellent long-term reliability for prototyping, production testing, or ongoing project use. Buying this 5-pack ensures you have spares on hand and consistent performance across multiple builds.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What microcontroller platforms are compatible with the CJMCU-103 Rotary Angle Sensor Module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The CJMCU-103 features a standard analog voltage output, making it compatible with a wide range of microcontroller platforms including Arduino, Raspberry Pi, ESP8266, ESP32, and most other development boards that support analog input. 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