Custom Remote Humidity And Temperature Sensor Suppliers & Factories

Providing Precision IoT Monitoring Solutions, Industrial-Grade Integration, and E-E-A-T Certified Environmental Telemetry Worldwide.

Our Flagship Environmental Sensors

High-performance wireless, Ethernet, and LoRaWAN environmental telemetry devices for mission-critical monitoring.

Custom APEM-5736 LORA Temperature and Humidity Sensor

APEM-5736 LORA Temperature and Humidity Sensor

Long Range Wireless Monitoring Solution. Incorporates low power, stable E-Ink Display modules designed for industrial operations.

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

CE Certification APEM-5930G IAQ & Ozone Data Logger

High-performance sensor integrated with multi-parameter atmospheric loggers for safety-critical ozone evaluation.

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OEM APEM-5930W Ethernet Sensor

OEM APEM-5930W Ethernet Temp & Humidity Sensor

Reliable smart monitoring sensor supporting wired Ethernet and standard TCP/IP networking models.

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China APEM-5736 LORA Temperature Humidity Sensor

China APEM-5736 LORA E-Ink Display Sensor

E-Ink Display integrated Long-Range wireless LoRa technology, engineered for high penetrative telemetry in large sites.

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Wholesale WiFi/Wired APEM-5930W Ethernet Sensor

Wholesale WiFi/Wired APEM-5930W Ethernet Sensor

Dual connectivity framework supports seamless switching between wireless WiFi and wired RJ45 ethernet protocols.

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Custom APEM-5930G Sensor

Custom APEM-5930G Temp, Humidity, SO₂ & NO₂ Sensor

Equipped for environment quality mapping, real-time noxious sulfur and nitrogen gas monitoring.

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Custom APEM-5930P Ethernet Sensor

APEM-5930P Dew Point & Atmospheric Pressure Sensor

Four-in-one sensor structure designed to measure Temp, Humidity, Dew Point, and Barometric Pressure.

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Custom APEM-5930W Ethernet Temperature Humidity Sensor

Custom APEM-5930W Smart Ethernet Sensor

Engineered for cleanroom calibration and remote server room environmental safety checks.

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Enterprise Overview

About Yingchuanglihe

Beijing Yingchuanglihe Electronic Technology Co., Ltd. is a pioneer in environmental monitoring and custom telemetry sensors. Established in 2007, the company focuses on designing, manufacturing, and distributing robust multi-parameter sensors. Our mission is to supply highly accurate, stable, and integration-ready sensor hardware that acts as the data foundation for industrial IoT (IIoT), smart buildings, water networks, and autonomous transportation platforms globally.

Headquartered in Beijing, our state-of-the-art facility spans over 1,500 square meters. Operating five automated assembly and calibration lines and staffed by a dedicated R&D and technical workforce of more than 100 professionals, we guarantee reliable batch delivery, strict QA testing, and quick turnaround times for custom OEM/ODM sensor configurations.

18+
Years Experience
1500+
Workshops (m²)
5+
Production Lines
100+
Staff Members

Our Strategic Strengths

  • Premium Chip Integration

    We source ultra-precise sensor chips from Swiss and German manufacturers, securing drift-free operations over long lifespans.

  • Full Certification Compliance

    All environmental telemetry products are certified compliant with CE, FCC, and RoHS standards.

  • Protocol Versatility

    Native protocol support for Modbus RTU, Modbus TCP, SNMP (v1/v2c/v3), MQTT, JSON, and raw HTTP APIs.

Industrial Telemetry & Environmental Intelligence

A deep dive into global deployment scenarios, technical architectures, and future trends of remote sensor networking.

1. Macro Industrial Landscape & B2B Intent

Globally, industrial automation, logistics, and data infrastructure require continuous micro-environmental tracking to guarantee operational continuity and compliance. From ASHRAE-guided cooling optimizations in high-density computing centers to GAMP 5 compliance in international pharmaceutical shipping, the cost of data gaps is extremely high.

Modern B2B procurers are moving away from simple standalone data loggers toward integrated IoT environmental gateways. Telemetry must be real-time, resilient to power and network outages, and easy to interface with systems like SCADA, Building Management Systems (BMS), and ERP environments. Our designs prioritize dual-protocol support (e.g., Modbus and SNMP) and backup communication configurations to prevent data loss.

Information Gain Metric:

By integrating on-sensor dew point calculation and barometric pressure differential tracking, Yingchuanglihe sensors eliminate the need for secondary gateway processing, lowering software overhead and system latency.

2. Tech Architecture & Swiss/German Accuracy

At the core of every Yingchuanglihe sensor is a high-grade CMOSens® semiconductor chip sourced from leading European silicon suppliers (Sensirion and Bosch). This ensures long-term calibration stability and high sensitivity:

  • Temperature Range: -40°C to +80°C with an accuracy of ±0.1°C to ±0.3°C.
  • Relative Humidity: 0% to 100% RH with an accuracy of ±1.5% to ±3% RH.
  • Dew Point: Calculated inside the sensor firmware using the Tetens equation, ensuring real-time output.
  • Sensor Drift: Under 0.03°C per year, reducing recalibration maintenance.

Power over Ethernet (PoE) variants utilize isolated power circuitry to isolate heat generated by network components from the sensor chip, ensuring that thermal dissipation does not skew temperature readouts.

3. Protocol Suite & Network Redundancy

To integrate smoothly with existing enterprise platforms, our sensors support a wide range of application-layer protocols:

  • SNMP (Simple Network Management Protocol): Designed for IT data centers, supporting Zabbix, PRTG, and Nagios natively.
  • Modbus TCP/RTU: Designed for industrial automation and PLC units (Siemens, Allen-Bradley, Omron).
  • MQTT & HTTP JSON API: Designed for cloud endpoints (AWS IoT Core, Microsoft Azure IoT Hub, custom HTTP webhooks).

Wireless versions (Wi-Fi and LoRaWAN) include internal data flash storage. If the wireless connection drops, the sensor continues logging data locally and uploads it once the network is restored, preventing data loss.

4. Deep Customization & OEM/ODM Capability

Every industrial environment has unique constraints. Yingchuanglihe offers a structured customization framework:

  • Probe Configuration: Wall-mounted, duct-mounted, or split-sensor designs with high-temperature cabling up to 10 meters.
  • Enclosure Protection: From IP30 indoor enclosures to IP66/IP68 explosion-proof housings for industrial process monitoring.
  • Multi-Gas Add-ons: Options to integrate CO, TVOC, O₃, SO₂, NO₂, H₂S, and O₂ tracking directly into the main temperature and humidity telemetry board.

Our in-house R&D team can prototype custom firmware modifications (such as custom register maps or SNMP MIB files) within 10 working days.

Company History & Technology Milestones

Over 18 years of technical evolution in industrial IoT and precision environmental telemetry.

07
2007 - Foundation

Company founded. Developed our first TCP/IP-based intelligent environmental monitoring terminal, alongside the initial release of our central environmental monitoring software suite.

08
2008 - SNMP Protocol Integration

Partnered with Mocha Software to co-develop the TH-5939 series of environmental sensors, introducing native SNMP support for network management environments.

09
2009 - High-Speed Rail Deployment

Partnered with Switzerland's COMLAB to release the TH-5869 protective ethernet terminal, deployed across major high-speed rail links including the Beijing-Kowloon and Wuhan-Guangzhou lines.

10
2010 - Power-over-Ethernet (PoE) Launch

Cooperated with Founder Technology to launch the APEM-6100. This unit was among the industry's first to utilize Power-over-Ethernet (PoE IEEE 802.3af) for environmental tracking.

12
2012 - Manufacturing Standards

Established commercial partnerships with Foxconn, setting our telemetry product specs as one of the benchmarks for workshop microclimate tracking.

15
2015 - Cloud Scale Data Centers

Launched the next-gen APEM-5900 terminal in partnership with Baidu, deploying it at the Yangquan Data Center. Upgraded software to support multi-parameter tracking.

18
2018 - Smart City Expansion

Introduced integrated smart solutions systems, expanding beyond server rooms into smart parks, municipal archives, and distribution centers.

19
2019 - Outdoor Cabinet Solutions

Launched cabinet monitoring systems, deployed in highway ETC initiatives in partnership with Huawei and China Merchants Huaruan.

21
2021 - Autonomous Driving Roadside Units

Designed and deployed temperature and humidity telemetry systems for roadside autonomous driving edge boxes and edge computing gateways in Beijing.

23
2023 - Intelligent Computing Infrastructure

Supported the construction of large-scale intelligent computing centers, supplying thermal management sensors for liquid-cooled server racks.

24
2024 - Beidou Satellite Telemetry Integration

Formed joint divisions with Beijing Enterprises Water Group and Beijing University of Civil Engineering and Architecture, integrating Beidou high-precision spatial tracking into municipal water networks.

Industry Applications

Where precision meets performance: protecting investments in critical environments.

Data Center Monitoring

Data Centers & Telecom Rooms

Prevents equipment failures and optimizes cooling using real-time temperature, humidity, and pressure monitoring, supporting SNMP and Modbus TCP.

Labs and Cleanrooms

Labs & Cleanrooms

Keeps track of differential pressure, VOCs, ozone levels, and dew points to protect sensitive chemical and pharmaceutical processes.

Communication Networks

Communication Infrastructure

Ensures stable operation of roadside autonomous driving boxes and telecom base stations, even in extreme outdoor weather conditions.

Smart Municipal Infrastructure

Smart Wells & Water Networks

Supports utility networks with high-precision telemetry, integrated with Beidou spatial tracking to monitor municipal assets.

Defense & Army Logistics

Defense & Military Logistics

Provides durable, secure, and EMC-compliant environmental monitoring for high-security storage areas and field equipment.

Industrial Manufacturing

Industrial Automation

Tracks and logs environmental parameters on assembly lines, helping manufacturers maintain quality control and reduce product defects.

Custom OEM/ODM Services

Tailoring environmental sensors to match your specific system requirements.

Hardware Modification

Custom probe styles, probe lengths, high-temperature cables, IP ratings, and board shapes to fit into your existing enclosures.

Firmware & Protocol Customization

Custom SNMP MIB files, custom Modbus register layouts, and adjusted measurement intervals to match your software platform.

Multi-Sensor Integration

Integrate additional sensors like Dew Point, Carbon Monoxide, Oxygen, Ozone, or H₂S directly into a single PoE/Ethernet module.

White-Labeling & Branding

Custom logo printing, specialized packaging, and tailored product labels to help you build your own brand identity.

Quality Certificates

We implement strict production and testing processes to ensure our products meet international quality and environmental standards.

Corporate Certification 1
Corporate Certification 2
Corporate Certification 3
Corporate Certification 4
CE Certificate
FCC Certificate
RoHS Compliance
Production Facility Certificate

Company Exhibitions

We participate in international IoT, electronics, and environmental engineering trade shows to showcase our latest technologies.

Technology Roadmap & Future Outlook

Developing the next generation of industrial environmental sensors.

Key R&D Initiatives

  • Beidou Satellite High-Precision Deformation Tracking: Combining micro-displacement and geographic data with microclimate readings for geotechnical and infrastructure monitoring.
  • Next-Generation Low-Power Wireless Probes: Upgrading our LoRaWAN designs to extend battery life up to 10 years using advanced power-saving states.
  • Edge AI Diagnostics: Adding basic anomaly detection inside the sensor firmware to identify equipment issues before sending data to the cloud.
  • Liquid Cooling Sensors: Designing specialized leak detection and thermal sensors for direct-to-chip liquid cooling systems in modern computing centers.

Meeting the Demands of Modern Industry

Industrial environmental monitoring is evolving from basic data logging to proactive safety management. We design our sensors to serve as reliable data sources for these advanced control systems. Whether you are building smart city infrastructure, managing server rooms, or automating factory floors, our ongoing technical development is designed to provide you with reliable, stable hardware.

By using imported semiconductor chips, maintaining certifications, and offering dedicated technical support, we help system integrators and engineers deploy stable, long-term environmental monitoring networks.

Frequently Asked Questions

Answers to common technical questions about our remote temperature and humidity sensors.

What type of sensor chips are used in your environmental sensors?

We integrate high-precision digital CMOSens® chips imported directly from Switzerland (Sensirion SHT series) and Germany (Bosch). These chips combine sensor elements and signal processing on a single silicon substrate, providing excellent long-term stability, quick response times, and resistance to environmental noise.

Does PoE power affect the temperature readings of the sensor?

No. We resolve potential self-heating issues from Power-over-Ethernet (PoE) modules in two ways: first, by isolating the heat-generating power management circuits from the sensor element; and second, by offering split-probe models (such as the APEM-5930E) where the sensor probe is separated from the main network transmitter by a physical cable. This ensures accurate temperature readings.

Which communication protocols are supported natively?

Our sensors support Modbus TCP, Modbus RTU (over RS485), SNMP (versions v1, v2c, and v3), MQTT (for cloud integrations), and HTTP/HTTPS JSON APIs. This wide protocol support makes it easy to integrate the sensors with IT monitoring systems (Zabbix, PRTG), SCADA systems, PLCs, and cloud platforms.

Do your wireless sensors have built-in storage to prevent data loss?

Yes. Our Wi-Fi and LoRaWAN wireless sensor units are equipped with internal flash memory. If the connection to the gateway or wireless access point is lost, the sensor continues logging data locally. Once the network is restored, the logged data is automatically uploaded to prevent gaps in your records.

What are the options for sensor probe customization?

We provide extensive probe customization. You can choose from various probe lengths (up to 10 meters), protective filters (sintered metal, plastic, or PTFE for harsh chemicals), split-probe configurations, and specialized housings for high-temperature or high-pressure environments.

Industrial Data Loggers & Specialized Telemetry

Multi-gas monitoring, extended probe systems, and industrial gateways for specialized applications.

Wholesale APEM-5930E Ethernet Temperature Humidity Sensor

Wholesale APEM-5930E Ethernet Sensor with Optional Probes

Features external, detachable probes designed to simplify recalibration and prevent self-heating effects.

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CE Certification APEM-5930E Ethernet Sensor

CE Certification APEM-5930E Extended Probe Sensor

Certified for the European market. Features an external cabling design, ideal for environmental chambers and cleanrooms.

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China APEM-5930G Ethernet IAQ & CO Data Logger

APEM-5930G Ethernet IAQ & Carbon Monoxide Logger

Combines temperature and humidity tracking with carbon monoxide and general air quality measurements.

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Wholesale APEM-5930G Oxygen & Hydrogen Sulfide Data Logger

APEM-5930G Oxygen & Hydrogen Sulfide Data Logger

Industrial-grade sensor for oxygen and hydrogen sulfide levels, designed for safety monitoring in water treatment and chemical facilities.

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OEM APEM-5930G Ethernet Sensor

OEM APEM-5930G High-Precision SO₂ & NO₂ Sensor

Designed for industrial emission zones. Provides real-time tracking of sulfur dioxide and nitrogen dioxide levels.

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OEM APEM-5930G Ethernet Indoor Air Quality Data Logger

OEM APEM-5930G Ethernet Indoor Air Quality Logger

Monitors ozone (O₃), general IAQ parameters, temperature, and humidity, designed for commercial building air filtration systems.

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Custom APEM-5736 LORA Temperature and Humidity Sensor Supplier

Custom APEM-5736 LORA Sensor (Custom Factory Spec)

LoRa-based environmental sensor featuring low power consumption and a customizable firmware parameter set.

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Custom APEM-5930G Sensor Factory

Custom APEM-5930G Real-time SO₂ & NO₂ Monitor

Designed for environmental compliance reporting. Integrates temperature, humidity, SO₂, and NO₂ measurements into one unit.

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