Company profile

Nanjing Ruichun Electric Co., Ltd. is a provider specializing in the R&D, production, and complete system services of intelligent control PCBAs. With strong technical capabilities and a comprehensive quality management system, we have become a trusted partner of many well-known global brands. We are committed to becoming our customers' most reliable innovation partner, backed by technology and committed to quality, dedicated to providing a continuous stream of innovative power to every partner, working together to achieve win-win results!

All products

products title1

Nanjing Ruichun Electric develops, manufactures, and provides turnkey services for intelligent control PCBAs. Its products include smart air purifiers, water purifiers, ultrasonic humidifiers, and automotive tire pressure monitoring systems.

products title2

Nanjing Ruichun Electric develops, manufactures, and provides turnkey services for intelligent control PCBAs. Its products include smart air purifiers, water purifiers, ultrasonic humidifiers, and automotive tire pressure monitoring systems.

products title3

Nanjing Ruichun Electric develops, manufactures, and provides turnkey services for intelligent control PCBAs. Its products include smart air purifiers, water purifiers, ultrasonic humidifiers, and automotive tire pressure monitoring systems.

products title4

Nanjing Ruichun Electric develops, manufactures, and provides turnkey services for intelligent control PCBAs. Its products include smart air purifiers, water purifiers, ultrasonic humidifiers, and automotive tire pressure monitoring systems.

products title5

Nanjing Ruichun Electric develops, manufactures, and provides turnkey services for intelligent control PCBAs. Its products include smart air purifiers, water purifiers, ultrasonic humidifiers, and automotive tire pressure monitoring systems.

products title6

Nanjing Ruichun Electric develops, manufactures, and provides turnkey services for intelligent control PCBAs. Its products include smart air purifiers, water purifiers, ultrasonic humidifiers, and automotive tire pressure monitoring systems.

Air purifier smart control board

This Air Quality Monitoring Air Cleaner Board PCba serves as the intelligent control center for the entire purification system. Integrating advanced microprocessor technology, precise sensing algorithms, and stable power drive, it coordinates the fan motor, filter, user interface, and all intelligent functions. Its mission is to transform the complex air purification process into a quiet, efficient, and effortless automated experience, providing users with an unprecedented intelligent air quality management solution and forming the cornerstone of high-end, reliable air purification equipment.

Air Purifier PCB Board With Pm2.5 Sensor Integration

This Air Quality Monitoring Air Cleaner Board PCBA serves as the intelligent control center for the entire purification system. Integrating advanced microprocessor technology, precise sensing algorithms, and stable power drive, it coordinates the fan motor, filter, user interface, and all intelligent functions. Its mission is to transform the complex air purification process into a quiet, efficient, and effortless automated experience, providing users with an unprecedented intelligent air quality management solution and forming the cornerstone of high-end, reliable air purification equipment.

Smart Air Purifier Control Board with PM2.5 Laser Sensor & Wi-Fi IoT Support

Air Purifier PCB with Laser PM2.5 Sensor is more than just a circuit board; it's the intelligent hub of your air purifier and the source of a superior experience. Integrating advanced sensing, intelligent algorithms, and stable drive, it transforms the complex purification process into a quiet, efficient, and fully automated immersive experience, forming the cornerstone for creating high-end, best-selling air purifiers.

Ultrasonic Humidifier Circuit Control Board with Smart Atomization

Our Humidifier Circuit Control Board With Mobile App Support is a precision control system specifically designed for high-end humidification equipment. As the "intelligent brain" of the entire humidifier, it integrates advanced digital signal processing technology, precise humidity sensing algorithms, and efficient power drive modules, transforming simple humidification into an intelligent, precise, and reliable environmental control experience. Electrical Parameters Working Voltage AC 100–240V ±10%, 50/60Hz Standby Power ≤ 0.5W Output Power 30–120W continuously adjustable Ultrasonic Frequency 1.7–2.4 MHz auto-tuning Humidity Control Accuracy ±3% RH

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No brief introduction

One-Stop Turnkey PCBA Assembly Service SMT THT & Box Build Manufacturing

We provide One-stop Turnkey PCB Assembly Services, transforming your circuit board designs into fully functional finished electronic products. As an Electronics Manufacturing Service (EMS) provider with 20 years of industry experience, we integrate end-to-end capabilities including PCB fabrication, component procurement, SMT assembly, THT insertion, testing verification, and complete system assembly (box build). Our production facility is equipped with fully automated SMT production lines, 10-zone nitrogen reflow ovens, wave soldering systems, 3D SPI/AOI inspection systems, and functional test stations. We strictly adhere to IPC-A-610 Class 2/3 standards and ISO 9001:2015/IATF 16949 quality management systems, ensuring consistent quality from rapid prototyping to mass production.

Custom PCB Fabrication: HDI, Flex, Metal Core & RF Microwave Boards (Prototype to Volume)

As a High Frequency RF PCB Manufacturer with 20 years of professional experience, we are committed to providing the global electronics industry with one-stop Quick Turn PCB Prototype Service. Our factory strictly executes IPC-A-600 Class 2/3 standards and holds ISO 9001:2015, IATF 16949, and UL certifications, ensuring our circuit boards meet industrial, automotive, and aerospace quality standards.

USB Aroma Humidifier Smart Control Board

This USB aromatherapy humidifier control board is a highly integrated intelligent drive system designed specifically for modern desktop, in-vehicle, and personal health scenarios. As the core controller of the device, it integrates ultrasonic atomization, intelligent aromatherapy, multi-mode control, and energy-saving management into a single miniature PCB board. Through advanced MCU main control and precision analog circuitry, it achieves efficient and stable operation under 5V USB power supply.

Intelligent Silent BLDC Fan Motor Driver PCBA with Stepless Speed Control

As the system's command center, this Smart Wi-Fi Fan PCBA (Expandable via UART / I2C) is responsible for precisely interpreting user commands, coordinating component operations, and driving the motor to execute everything from stable airflow delivery to complex intelligent sensing functions. Unlike traditional simple switches or mechanical speed control schemes, our control board is built upon high-performance microcontrollers or dedicated control chips. Utilizing advanced electronic regulation technology (such as PWM pulse width modulation), it achieves smooth, stepless motor speed control. Furthermore, it seamlessly integrates temperature and human presence sensors, transforming the fan from a passive tool into a modern home appliance that actively adapts to its environment and interacts intelligently with users. Ultimately, this control board is the decisive factor in ensuring your fan product achieves top-tier competitiveness regarding user experience, energy efficiency, and operational reliability.

Industrial Grade Electric Power Tool Control Board with 6-Level Protection FOC Module

This FOC Brushless Motor Controller Board is a high-performance brushless motor intelligent drive system designed specifically for professional and industrial applications. As the power control center of electric tools, the product utilizes FOC field-oriented control algorithms and 32-bit DSP real-time processing, supporting a maximum continuous output current of 50A and a peak current of 100A, providing excellent power density and reliability for various power tools such as drills, angle grinders, saws, and wrenches. The control board is UL 60730 safety certified and operates within a temperature range of -25℃ to +105℃, meeting the demanding requirements of industrial applications.

Universal Medical Grade Oxygen Concentrator Control Board with PID Flow Sensor

Our professionally designed smart control board serves as the core "brain" of the entire device. Built to strict industrial standards, this Oxygen Concentrator Controller PCB is specifically optimized for the rigorous demands of oxygen therapy equipment, ensuring reliable 24/7 continuous operation.

Automotive Grade 8-Channel Matrix LED Driver Board with CAN FD & AEC-Q100 Control

This Adaptive Driving Beam (ADB) LED Driver is a high-performance constant current drive platform engineered specifically for modern smart vehicle lighting systems. Acting as the "intelligent power core" of automotive lighting, the product strictly adheres to AEC-Q100/101/200 certification standards. It utilizes a six-layer PCB stack-up design with high-TG FR-4 substrate, covering a full automotive-grade operating temperature range of -40°C to +125°C. With ISO 26262 ASIL-B functional safety certification, it provides zero-failure performance assurance for both OEM and aftermarket upgrade markets.

Universal Smart Dehumidifier Control Board PCB - FOC Inverter, Wi-Fi Compatible with PID Algorithm

Our smart control board serves as the high-performance command center designed for professional dehumidification equipment. As a premier Wi-Fi Smart Dehumidifier Module, it leverages advanced sensing technology and adaptive algorithms to precisely coordinate key components like compressors, fans, and pumps. This transforms complex environmental regulation into an efficient, intelligent, and reliable automated experience, providing a robust foundation for applications ranging from industrial workshops to smart homes.

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