High-Performance Low-Power IoT Sensor PCBA Board Assembly

SZH operate a fully self-owned production base equipped with multiple high-precision SMT lines, complemented by DIP, testing, and assembly lines. This enables flexible production from prototyping to large-scale PCB assembly.
High-Precision SMT Lines: Support 01005 components, 0.3mm pitch BGA, QFN, and other fine-pitch package assembly.
Full-Process Coverage: Including double-sided SMT, mixed assembly, selective soldering, and press-fit technology.
Rigorous Quality Control: Full-process inspection with SPI, AOI, X-Ray, functional testing, and aging test systems.

  • SZH
  • China
  • Information

1. Overview
This is a highly integrated, ultra-low power finished PCBA board designed specifically for IoT edge data acquisition. It solves the pain points of traditional sensor solutions—long development cycles, high power consumption, and instability—making it the ideal choice for smart agriculture, environmental monitoring, smart cities, asset tracking, and predictive maintenance.

2. Technical Specifications

CategorySpecifications
Core MCUARM Cortex-M series ultra-low-power MCU (e.g., STM32L series). Clock speed customizable.
Operating VoltageWide input range: 2.0V - 3.6V (Typical 3.3V). Compatible with Li-SOCl₂, Li-MnO₂, alkaline batteries, etc.
Wireless ModuleOptional: NB-IoT / Cat-M1 / LoRaWAN / BLE 5.2 / WiFi. Pre-flashed with protocol stacks and certified.
Sensor InterfacesMultiple channels:
• ADC (12-16 bit)
• I2C & SPI (for digital sensors)
• UART (for debug/expansion)
• GPIOs
StorageOn-board Flash (4MB - 16MB optional). Supports local data logging for network resilience.
Operating EnvironmentOperating Temp: -40℃ ~ +85℃; Storage Temp: -40℃ ~ 125℃.

3. Core Advantages Explained

      Turnkey Solution: We provide end-to-end service from hardware design, component sourcing, SMT assembly, soldering, testing, to firmware pre-burning. You receive a fully functional, tested, and ready-to-integrate board.

  • Fully Customizable: We adapt to your specific needs:

    • Sensor types and quantity.

    • Wireless technology and frequency bands.

    • Firmware functions (sampling rate, reporting logic, embedded algorithms).

    • Interface definition and board dimensions.

  • Quality & Assurance: We use high-quality components from brands like Yageo, TDK, and TI. Every PCBA undergoes AOI, ICT, and functional aging tests to ensure reliability. Dedicated technical support and after-sales service are provided.


Application Scenarios

  • Smart Agriculture: Soil moisture monitoring, weather stations, greenhouse control.

  • Environmental Monitoring: Air quality (PM2.5, VOC), water quality, noise pollution.

  • Smart Cities: Smart manhole covers, smart streetlights, waste bin level monitoring.

  • Industrial IoT (IIoT): Equipment condition monitoring (vibration, temperature), warehouse environment tracking, asset localization.

  • Smart Buildings: Office/data center environmental monitoring, fire hazard预警.


Our Services & Support

  1. PCBA OEM/ODM Services: Full-cycle service from schematic design to mass production based on your specs or concept.

  2. Sample Provision: Support small-batch sample orders for your testing and validation.

  3. Technical Documentation: Complete datasheet, hardware design guide, communication protocol, and cloud integration sample code.

  4. Software Support: Provision of basic drivers and firmware framework to accelerate your application layer development.


Frequently Asked Questions (FAQ)

  • Q: Is this a development board or a production-ready product?
    A: This is a production-ready PCBA assembly for direct integration into your end product. We provide industrial-grade, fully tested boards, not just prototyping evaluation kits.

  • Q: What is the Minimum Order Quantity (MOQ)?
    A: We support small-batch pilot runs (typically from 100pcs) and welcome large-volume orders. Specific MOQ is negotiable based on customization level.

  • Q: What is the lead time?
    A: Standard versions: In stock or 2-3 weeks. Custom versions: Typically 4-6 weeks (including prototyping and testing), depending on complexity.


Call to Action (CTA)

Take Action & Launch Your Smart IoT Project Today!

  • For Standard Products: Click "Request a Quote" or "Request Samples." Our sales engineer will contact you promptly.

  • For Custom Projects: Click "Contact Us" to submit your initial requirements. Our technical team will provide a professional proposal and quotation within 24 hours.


Low-Power IoT Sensor PCBA Board Assembly – Engineered for Persistent IoT Connectivity.


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