OEM HVAC System Monitoring Manufacturer & Suppliers

Enterprise IoT-Enabled Precision Sensors, Multi-Protocol Gateways, & Smart Building Environmental Controls

Premium HVAC System Monitoring & Logging Hardware

Industrial-grade environmental sensors featuring high-precision calibration, Swiss sensor architecture, and multi-protocol flexibility.

Indoor Air Quality & Ozone Data Logger

CE Certification High-Performance APEM-5930G Indoor Air Quality & Ozone Data Logger

Industrial environmental data logger for ozone, indoor air quality, temperature, and relative humidity with integrated storage.

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Power over Ethernet Sensor

China APEM-5930 Power over Ethernet Temperature and Humidity Sensor

Advanced Ethernet-enabled monitoring transmitter powered via PoE, tracking relative humidity, dew point, and ambient thermal states.

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LoRa Temperature Humidity Sensor

Custom APEM-5736 LoRa Temperature and Humidity Sensor

Sub-GHz wireless telemetry system optimized for deep-building penetration, extremely long battery life, and high resistance to interference.

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Ethernet Temperature Humidity Pressure Sensor

China APEM-5930P Ethernet Sensor for Temperature, Humidity, Pressure

Multi-parameter engineering tool integrating atmospheric pressure, dew point, relative humidity, and temperature on an active RJ45 interface.

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Ethernet Temperature Humidity Sensor

OEM APEM-5930W Ethernet Temperature Humidity Sensor (WiFi/Wired)

Dual-mode architecture combining wired network redundancy with 2.4GHz WiFi wireless operation for fluid retrofits.

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SO2 and NO2 Monitoring Sensor

Custom APEM-5930G Sensor: Real-time Temperature, Humidity, SO₂ & NO₂ Monitoring

Specialized gas electrochemical sensor designed for harsh industrial air flows, providing continuous safety telemetry.

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Ethernet IAQ & CO Logger

CE Certification APEM-5930G Ethernet IAQ & CO Logger - Temperature, Humidity

Advanced commercial building ventilation monitoring node with onboard storage, detecting dangerous CO accumulations.

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Ethernet TVOC & HCHO Logger

OEM APEM-5930G Ethernet TVOC & HCHO Logger with Temperature & Humidity

High-precision chemical organic pollutant monitor, engineered to comply with WELL Building standards for clean air monitoring.

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The Global Industrial Landscape of Intelligent HVAC Monitoring

The modernization of building automation and industrial process management demands highly sophisticated environmental telemetry. Modern HVAC (Heating, Ventilation, and Air Conditioning) systems are no longer merely local air temp controllers; they function as complex, integrated micro-climate management ecosystems. In this shift, high-reliability OEM HVAC system monitoring sensors serve as the essential input arrays that feed building management engines with real-time, actionable environmental data.

Globally, commercial and industrial building operators face dual challenges: optimizing energy consumption in response to rigorous ESG (Environmental, Social, and Governance) mandates, and ensuring healthy, highly compliant indoor air environments. According to ASHRAE Standards 55 and 62.1, keeping the balance between outdoor air exchange rates and structural energy retention requires continuous, real-time sensing of volatile compounds, relative humidity, pressure differentials, and dew point variables. Standard analog sensors fail to address this complexity because they lack internal calibration and suffer from signal decay over long cable runs.

As a leading supplier and specialized manufacturer of micro-climate telemetry, Yingchuanglihe engineers industrial-grade monitoring platforms designed to integrate directly with modern BMS (Building Management Systems) via IP networks. Our sensors use advanced, digital-output Swiss and German thermal sensing nodes that perform raw mathematical translations of physical variables directly on the chip, preventing line loss and delivering clear, interference-free signals across extensive facility footprints.

Industry Compliance Standards Addressed

  • ASHRAE 55: Thermal environmental standards for human occupancy.
  • ASHRAE 62.1: Ventilation rates for acceptable indoor air quality (IAQ).
  • RESET Standard: Data quality parameters for continuous indoor air monitoring.
  • WELL Building Standard: Health and wellness air monitoring mandates.

Industrial-Grade Hardware & Engineering Architecture

A technical dive into the sensing engines, physical layers, and multi-network protocols powering our OEM sensor systems.

18+
Years R&D Experience
±0.2°C
Temperature Precision
±1.5%
RH Sensing Precision
8 Hours
Inquiry SLA Guarantee

Swiss & German Core Chips

We source high-end physical measurement chipsets from Switzerland (Sensirion) and Germany. Every node is factory calibrated to offer minimal relative drift and maximum long-term stability.

Power over Ethernet (PoE)

By using standard IEEE 802.3af PoE technology, our APEM-5930 series consolidates data transmission and electrical power into a single RJ45 drop, lowering infrastructure costs.

Industrial Multi-Protocol Support

Our gateways support Modbus RTU (over RS485), Modbus TCP/IP, SNMP (v1/v2c), MQTT, LoRaWAN, and standard API JSON pulls. Integrate seamlessly into legacy and cloud management environments.

Macro-Level Environmental Integration & Applications

Deploying OEM telemetry setups to secure critical infrastructure, maximize uptime, and optimize air quality.

Data Center Monitoring

Enterprise Data Centers

With high-density server configurations, precise thermal tracking is critical. Implementing thermal monitoring using our PoE APEM-5930 sensors helps identify hot spots, optimize air distribution, and maintain safe operating micro-climates.

Lab and Cleanroom

Laboratory & Cleanroom Environments

Medical, pharmacological, and semiconductor operations require extremely precise climate control. Our pressure-enhanced APEM-5930P monitors maintain stable positive and negative room pressure differentials to prevent cross-contamination.

Industrial Warehousing

Industrial Warehousing & Cold Chain Logistics

Protecting pharmaceutical goods and organic materials requires strict micro-climate logging. Our APEM-5930G Multi-Parameter models measure TVOC, absolute humidity, and temperature variations to prevent chemical degradation.

About Yingchuanglihe

Beijing Yingchuanglihe Electronic Technology Co., Ltd. — Your Trusted Partner in Sensor Design, Calibration, and R&D Since 2007.

Established in 2007, Beijing Yingchuanglihe Electronic Technology Co., Ltd. is a high-tech manufacturing enterprise located in Beijing, China. Operating from a modern 1,500 square meter production facility and employing a team of over 100 dedicated technical professionals, we specialize in high-precision, multi-parameter environmental telemetry.

Over the past 18 years, Yingchuanglihe has developed robust environmental monitoring systems, including our flagship Ethernet, Wi-Fi, and LoRa multi-parameter sensor arrays. Our solutions serve critical infrastructure globally, including intelligent data centers, smart agricultural operations, high-speed rail lines, and modern automated cleanrooms.

Core R&D Strengths & Operational Quality

  • Precision-First Methodology: Every sensor core is calibrated in our dedicated chambers against precise reference standards, ensuring absolute accuracy.
  • Broad Customization (OEM/ODM): We develop custom physical casings, circuit board layouts, custom firmware, and communication protocols tailored to your technical requirements.
  • Robust Compliance: All standard sensors are fully certified with CE, FCC, and RoHS marks, making them ready for global import and deployment.

Exhibition & Dynamic Enterprise Footprint

Yingchuanglihe Team & Exhibition Image Exhibition Booth Detail Exhibition Communication Exhibition Showcase Display Product Layout Board Professional Networking

Our Certifications

Enterprise Certificate 1 Enterprise Certificate 2 Enterprise Certificate 3 Enterprise Certificate 4

Company History & Key Milestones

A history of continuous innovation, technical breakthroughs, and collaborative engineering partnerships.

2007
The company was founded in Beijing. Developed our initial TCP/IP environmental monitoring terminal and launched the v1.0 centralized monitoring software.
2008
Partnered with Mocha Software to launch the TH-5939 series of environmental monitoring devices with native SNMP protocol integration.
2009
Collaborated with Switzerland's COMLAB to introduce the TH-5869 protective Ethernet monitoring system, deployed across several national high-speed rail lines.
2010
In partnership with Founder Technology, launched the APEM-6100 series, pioneering the use of Power over Ethernet (PoE) in climate telemetry.
2012
Partnered with Foxconn to deploy customized cleanroom and workshop tracking setups, establishing several environmental metrics that became industry standards.
2015
Collaborated with Baidu to design and supply the APEM-5900 smart Ethernet monitoring terminal, deployed across the Baidu Yangquan Data Center.
2019
Launched our integrated outdoor cabinet monitoring system, deployed in key highway transport and smart-grid infrastructures with Huawei and China Merchants Huaruan.
2021
Deeply involved in autonomous driving support, designing high-level edge road-test box sensing networks and specialized edge calculation gateways.
2024
Established joint business divisions with Beijing Enterprises Water Group and co-founded the Beidou High-Precision Deformation Business Unit, expanding our capabilities to Beidou high-precision tracking and smart pipeline monitoring.

Technology Roadmap & Future Outlook

Our strategic vision for the next generation of environmental telemetry and building automation sensors.

Edge-Computing & Dynamic Analytics

Moving beyond simple data collection, our upcoming sensor lines will perform on-device, localized predictive diagnostics. This helps optimize cooling cycles and predict compressor and air handler performance directly on the localized sensor edge.

Beidou High-Precision Spatial Correlation

Integrating Beidou's micro-deformation positioning with micro-climate telemetry helps identify structural shifts and physical wear in critical infrastructure pipelines caused by sudden thermal changes.

Hybrid Low-Power Sensor Meshes

Our next-generation designs integrate ultra-low-power LoRaWAN and secure Wi-Fi 6 meshes. This allows legacy building retrofits to deploy with minimal wiring while maintaining continuous, high-frequency updates.

Deep-Dive Technical FAQ

Answers to common questions regarding our OEM integration, calibration protocols, and system deployments.

1. What sets Yingchuanglihe OEM HVAC sensors apart from commercial-grade solutions?
Our sensors are built for demanding industrial environments. Unlike standard commercial sensors that use analog resistance paths, we integrate high-end digital-output Swiss and German sensor chips. This design processes measurements directly on the chip, preventing signal loss or degradation over long industrial lines and eliminating external electrical noise.
2. Can these sensors integrate directly with standard third-party SCADA and BMS software?
Yes. Our systems are built on standard communication protocols. They natively support Modbus RTU (over physical RS485 loops), Modbus TCP/IP, SNMP (v1/v2c for IT and data center environments), MQTT (for cloud integrations), and LoRaWAN. This allows direct integration with most SCADA, PLC, and Building Management Systems without requiring custom middleware.
3. How are calibration drift and long-term sensor reliability managed?
Our sensor nodes use specialized polymer capacitive sensing elements for relative humidity and band-gap physical structures for temperature. Each sensor is factory calibrated in specialized temperature and humidity chambers. This physical design provides low drift rates (<0.03°C per year and <0.25% RH per year), minimizing the need for manual recalibration.
4. What customization options do you support for OEM/ODM projects?
As a direct manufacturer, we offer end-to-end design and manufacturing customization. This includes custom physical enclosures with specified IP ingress ratings, customized PCBs, custom firmware, extended cable runs, and support for proprietary Modbus maps or communication protocols.

Industrial-Grade Product Portfolio

Explore our full line of environmental sensors and find the right fit for your facility monitoring needs.

Indoor Air Quality & Ozone Data Logger

CE Certification High-Performance APEM-5930G Indoor Air Quality & Ozone Data Logger

Industrial environmental data logger for ozone, indoor air quality, temperature, and relative humidity with integrated storage.

View Technical Details
Power over Ethernet Sensor

China APEM-5930 Power over Ethernet Temperature and Humidity Sensor

Advanced Ethernet-enabled monitoring transmitter powered via PoE, tracking relative humidity, dew point, and ambient thermal states.

View Technical Details
LoRa Temperature Humidity Sensor

Custom APEM-5736 LoRa Temperature and Humidity Sensor

Sub-GHz wireless telemetry system optimized for deep-building penetration, extremely long battery life, and high resistance to interference.

View Technical Details
Ethernet Temperature Humidity Pressure Sensor

China APEM-5930P Ethernet Sensor for Temperature, Humidity, Pressure

Multi-parameter engineering tool integrating atmospheric pressure, dew point, relative humidity, and temperature on an active RJ45 interface.

View Technical Details
Ethernet Temperature Humidity Sensor

OEM APEM-5930W Ethernet Temperature Humidity Sensor (WiFi/Wired)

Dual-mode architecture combining wired network redundancy with 2.4GHz WiFi wireless operation for fluid retrofits.

View Technical Details
SO2 and NO2 Monitoring Sensor

Custom APEM-5930G Sensor: Real-time Temperature, Humidity, SO₂ & NO₂ Monitoring

Specialized gas electrochemical sensor designed for harsh industrial air flows, providing continuous safety telemetry.

View Technical Details
Ethernet IAQ & CO Logger

CE Certification APEM-5930G Ethernet IAQ & CO Logger - Temperature, Humidity

Advanced commercial building ventilation monitoring node with onboard storage, detecting dangerous CO accumulations.

View Technical Details
Ethernet TVOC & HCHO Logger

OEM APEM-5930G Ethernet TVOC & HCHO Logger with Temperature & Humidity

High-precision chemical organic pollutant monitor, engineered to comply with WELL Building standards for clean air monitoring.

View Technical Details