OEM Digital Temperature And Humidity Sensor Manufacturer & Factories

Providing Precision-Engineered Multi-Parameter Environmental Sensors, Data Loggers, and Smart IoT Gateways for Industrial Automation, Data Centers, and Smart Infrastructure Globally.

High-Performance IoT Sensing Devices

Integrate robust Ethernet, Wi-Fi, and LoRa environmental sensors directly into your enterprise networks. Engineered for high accuracy and long-term stability.

China APEM-5930G Ethernet Multi-Parameter Sensor

APEM-5930G Ethernet Multi-Parameter Sensor (TVOC, O₃, Temp, Humidity)

High-precision air quality gateway monitoring total volatile organic compounds, ozone levels, and essential thermodynamics metrics over standard ethernet networks.

Product Detail
Wholesale APEM-5930G Data Logger

APEM-5930G High-Performance IAQ & Ozone Data Logger

Advanced data logger designed for industrial air quality parameters. Monitors Ozone (O₃), indoor air pollution indicators, temperature, and relative humidity with precision storage capability.

Product Detail
OEM APEM-5930W Ethernet Sensor

APEM-5930W Dual-Network Ethernet Temperature & Humidity Sensor

Wired Ethernet and Wi-Fi dual-network interface configuration for uninterrupted environmental monitoring. Equipped with precision calibrated sensing elements.

Product Detail
Custom APEM-5930G Ethernet Data Logger

APEM-5930G Custom TVOC & Formaldehyde Ethernet Data Logger

Optimized for real-time monitoring of formaldehyde, total volatile chemicals, temperature, and humidity. Ideal for modern commercial office spaces and labs.

Product Detail
Wholesale APEM-5930G Ethernet Multi-Parameter Sensor

APEM-5930G Ethernet Multi-Parameter TVOC & O₃ Sensor Gateway

A multi-functional sensing device delivering industrial air pollutants monitoring, providing comprehensive diagnostics for dynamic indoor environments.

Product Detail
China APEM-5930G Multi-Parameter Sensor

APEM-5930G Multi-Parameter Integrated Monitoring Module

Designed for systematic integration into HVAC controls, building management software, or smart computing centers with native industrial protocol options.

Product Detail
APEM-5930W Ethernet Sensor

APEM-5930W Smart Environmental Monitoring Sensor

Customizable wired/wireless temperature, humidity, and dew point probe. Featuring ruggedized housing, dynamic calibration offsets, and fast response times.

Product Detail
OEM APEM-5930G Ethernet Sensor

APEM-5930G Ethernet SO₂ & NO₂ Environmental Sensor

Specialized sensor module optimized for real-time monitoring of sulfur dioxide and nitrogen dioxide levels along with fundamental thermodynamic monitoring.

Product Detail

The Strategic Importance of Digital Temperature & Humidity Monitoring

Analyzing procurement requirements, tech integration, and long-term stability in the age of global automation and high-density compute nodes.

In modern industrial systems, precise regulation and observation of microclimates are paramount. Once considered simple HVAC support elements, digital temperature and humidity sensors have evolved into crucial inputs for data integrity, plant safety, operational optimization, and regulatory compliance. Whether preventing thermal runaway in hyperscale server centers, securing validation in sterile pharmaceutical cleanrooms, or tracking shelf-life indicators in global cold chains, digital sensors are the foundation of process automation.

A reliable environmental data grid requires more than standard measurements. The key lies in robust transmission protocols (such as Power over Ethernet, Modbus TCP, LoRaWAN, and Wi-Fi), low sensor drift, and multi-sensor options. Modern sensors capture multiple parameters simultaneously, monitoring temperature, relative humidity, dew point, atmospheric pressure, TVOCs, Ozone (O₃), Carbon Monoxide (CO), SO₂, and NO₂ in a single system. This all-in-one approach reduces deployment costs, minimizes point failures, and provides a comprehensive view of environmental conditions.

Information Gain: Understanding Calibration and Sensor Drift

All semiconductor-based capacitive relative humidity and bandgap temperature sensors experience drift over time. This drift is caused by exposure to volatile organic compounds (VOCs), dust, aging of the polymer substrate, or thermal stress. As an OEM manufacturer, Yingchuanglihe addresses this issue using imported sensing elements (from Switzerland and Germany) and built-in software offsets. Additionally, optional protective filters—such as sintered metal caps or PTFE membranes—prevent particulate accumulation without affecting response times, ensuring long-term data integrity.

Global Enterprise Sourcing & Procurement Framework

Addressing the critical supply-chain parameters and quality standards required by international system integrators and engineers.

System Scalability and Integration

Global procurement teams prioritize compatibility with existing systems. Our sensors support Modbus TCP/RTU, SNMP v1/v2c/v3, MQTT, and HTTP JSON. This enables direct integration into SCADA systems, Building Automation Systems (BAS), and Data Center Infrastructure Management (DCIM) software without requiring custom drivers.

Regulatory and Compliance Standards

Industrial applications require compliance with strict standards. Our components feature CE, FCC, RoHS, and UKCA certifications, and are compatible with FDA 21 CFR Part 11 requirements. This compatibility is supported by traceable calibration certificates (NIST & national standards) for pharmaceutical and medical device validation.

OEM/ODM Customization Capabilities

Off-the-shelf devices do not fit every deployment. Yingchuanglihe provides comprehensive OEM/ODM services, including customized cable lengths, split probes (like the APEM-5930E model), specialized sensor housings, custom firmware with custom communications, and private-label branding for system suppliers.

About Beijing Yingchuanglihe

A professional manufacturer of environmental monitoring sensors, since 2007. Offering accurate and reliable data support for intelligent environmental monitoring across all industries.

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

Strategic Evolution Timeline

2007
Beijing Yingchuanglihe was founded, launching its first environmental monitoring terminal using TCP/IP network protocols alongside its V1.0 central software interface.
2008
Partnered with Mocha Software to co-develop the TH-5939 series of network SNMP environmental sensors.
2009
Cooperated with COMLAB (Switzerland) to launch the TH-5869 protective ethernet monitoring device, deployed in major national high-speed rail links.
2010
Cooperated with Founder Technology to deploy the APEM-6100, one of the earliest environmental sensors to utilize Power over Ethernet (PoE) technology.
2012
Collaborated with Foxconn, establishing Yingchuanglihe sensor hardware as an industry standard for precision electronics workshops.
2015
Developed next-gen APEM-5900 with Baidu, deploying monitoring hardware inside the Yangquan Data Center cluster. Upgraded multi-parameter support frameworks.
2018
Developed high-adaptability environmental monitoring software, facilitating horizontal expansion across diversified industrial sectors.
2019
Introduced the integrated outdoor cabinet monitoring system, deployed in Huawei and China Merchants expressway sensor infrastructure.
2021
Participated in Beijing's autonomous driving integration project, designing road-test environmental modules and edge computing gateways.
2023
Participated in intelligent computing center infrastructures, optimizing sensor protocols to support high-density AI cooling demands.
2024
Established divisions with Beijing Enterprises Water Group and co-founded Beidou business division for deformation monitoring. Secured IDC qualifications.

Industrial Solutions & Technical Specifications

Detailed analysis of environmental monitoring deployment architectures across key commercial sectors.

Data Center Environmental Monitoring

Hyperscale Data Centers

Modern high-density computing centers generate significant heat. Real-time temperature, humidity, and dew point sensors prevent electrostatic discharge (ESD) and condensation. Deployed sensors utilize PoE power and SNMP protocol support, providing integration into existing infrastructure dashboards.

Laboratory & Cleanroom Monitoring

Laboratory & Pharmaceutical Cleanrooms

Pharmaceutical processes require strict adherence to regulatory standards (FDA 21 CFR Part 11). Multi-parameter sensors monitor room temperature, relative humidity, differential air pressure (like the APEM-5930P model), and carbon levels to maintain sterile, controlled environments.

Industrial Manufacturing & Logistics

Manufacturing & Cold Chain Logistics

Sensitive product manufacturing requires continuous environmental monitoring. Our LoRaWAN and Modbus devices provide wide wireless coverage and robust wired RS485 loops, protecting raw materials, high-tech components, and finished products during production and storage.

Technical Roadmap & Future Outlook

Industrial environmental monitoring is moving toward chip-level multi-sensing and decentralized edge processing. Integrating intelligence directly into the sensor module allows the device to compute dew point values locally, run self-calibration routines, and send data packets directly via protocols like MQTT, without requiring external PLC systems.

In terms of communication hardware, our roadmap prioritizes hybrid configurations. The combination of wired PoE connections (for stationary facility networks) and low-power, long-range wireless links (like LoRaWAN or NB-IoT for hard-to-reach locations) ensures reliable operations in demanding environments. Modern system designs also incorporate gas sensing—including CO, SO₂, NO₂, H₂S, and TVOC—into the standard thermodynamic sensor array to provide comprehensive environmental monitoring.

OEM/ODM Customization & Metrology Strengths

Leveraging specialized technical capabilities and certified production to deliver tailored environmental monitoring equipment.

Imported Core Sensors

Yingchuanglihe sensors use high-precision sensing elements imported from Switzerland and Germany, providing long-term reliability, low annual drift, and fast response times.

Automated Production Lines

Equipped with five automated lines and professional calibration chambers, we maintain a reliable production capacity to meet bulk corporate requirements on time.

Expert Technical Support

Our dedicated engineering and design teams respond to queries within 8 hours, supporting customers from the initial design phase through system integration.

Corporate Compliance & Product Certifications

Corporate Certificate

Company ISO Certificate

Compliance Certificate

CE Verification

Factory Audit Certificate

ISO9001 Standard

Quality Certificate

SGS Audit Certificate

RoHS Testing

RoHS Compliance

FCC Certification

FCC Verification

Product Calibration Certificate

NIST-Traceable Calibration

Laboratory Certification

CNAS Lab Verification

Safety Standard Certificate

IP65 Protection Certificate

Calibration Standard

Metrology Calibration Reports

Global Exhibitions & Dynamic Industry Exchange

Primary Industrial Catalog

In-depth technical profiles for our high-demand environmental sensors and telemetry transmitters.

APEM-5930 PoE Temperature & Humidity Sensor

APEM-5930 Power over Ethernet Temperature & Humidity Sensor

Supports DC12~48V + PoE power input, delivering temperature, humidity, and dew point measurements over a single Ethernet cable.

Inquire Now
APEM-5930P Ethernet Temperature Humidity & Pressure Sensor

APEM-5930P Ethernet Temp, Humidity & Atmospheric Pressure Sensor

Combines standard APEM-5930 telemetry with accurate atmospheric pressure monitoring, ideal for HVAC pressure differentials and weather monitoring.

Inquire Now
APEM-5930E Ethernet Sensor with Extend Probe

APEM-5930E Ethernet Sensor with External Separated Probe

Separates the main processing unit from the sensing probe using a flexible cable (1-3m), facilitating measurements in high-temperature or confined spaces.

Inquire Now
APEM-5930G Ethernet IAQ & Carbon Monoxide Logger

APEM-5930G Ethernet IAQ & CO Environmental Data Logger

An industrial-grade monitoring solution integrating temperature, relative humidity, carbon monoxide, and indoor air quality parameters in a single housing.

Inquire Now

Industrial Telemetry Options

Explore our complete range of specialized multi-gas monitors, long-range LoRa modules, and dedicated environmental dataloggers.

Wholesale APEM-5736 LORA Sensor

APEM-5736 LORA Wireless Temperature & Humidity Sensor

Long-range wireless RF telemetry sensor module designed for agricultural zones, dynamic factory floors, and warehouse installations.

Product Detail
Custom APEM-5736 LORA Wireless Sensor

APEM-5736 Long-Range LORA Environmental Monitor

Low-power wireless system optimized for extended battery life and reliable signals through heavy structural obstacles.

Product Detail
China APEM-5930G Ethernet IAQ & CO Sensor

APEM-5930G Ethernet Indoor Air Quality & Carbon Monoxide Sensor

Designed for public building ventilation control, incorporating precision temperature, humidity, and CO monitoring.

Product Detail
OEM APEM-5930G Ethernet TVOC & HCHO Logger

APEM-5930G Industrial TVOC & Formaldehyde Ethernet Datalogger

A high-performance monitoring device featuring local data storage, PoE support, and remote polling functionality.

Product Detail
APEM-5736 LORA Wireless Sensor

APEM-5736 Wireless Temperature & Humidity Sensor Node

LoRaWAN environmental sensor supporting custom sub-GHz frequency plans (EU868, US915, AS923) for international deployments.

Product Detail
China APEM-5930E Ethernet Sensor

APEM-5930E High-Accuracy Remote Probe Ethernet Sensor

Equipped with specialized filter caps, this remote probe model supports accurate environmental monitoring in high-humidity chambers.

Product Detail
Custom APEM-5930G Sensor

APEM-5930G Real-Time SO₂ & NO₂ Monitoring Station

A multi-parameter sensor designed for industrial air quality and safety applications, featuring programmable alarm relay outputs.

Product Detail
Custom Industrial APEM-5930G Logger

APEM-5930G Ethernet O₂ & H₂S Industrial Data Logger

Combines standard environmental monitoring with safety gas sensors (oxygen and hydrogen sulfide) to protect confined spaces and sewage networks.

Product Detail

Expert Engineering FAQ

Answering key technical questions regarding industrial environmental telemetry, calibration, and networking protocols.

What is the typical long-term calibration drift of your digital sensors?

Our standard digital temperature and humidity sensors use Swiss-imported capacitive polymer humidity sensors and bandgap temperature sensors. Under standard operating conditions, the temperature drift is less than 0.03°C per year, and the relative humidity drift is less than 0.25% RH per year. For environments with high concentrations of VOCs or chemical sanitizers, we recommend using sensors with PTFE filter membranes or sintered metal protection caps to protect the sensing element and extend the calibration interval.

Which communication protocols are natively supported by the APEM-5930 series?

The APEM-5930 series supports multiple communication protocols to facilitate easy integration. It supports Modbus TCP for industrial PLCs and SCADA networks, SNMP (v1, v2c, and v3) for IT network infrastructure and DCIM platforms, and MQTT/HTTP POST protocols for direct data transmission to IoT cloud databases without requiring middle gateways.

How does the APEM-5930E remote probe option handle high condensation environments?

The APEM-5930E separates the sensitive measurement probe from the transmitter housing using a shielded cable (available up to 3 meters). This design keeps the electronic components and network ports protected outside the humid zone. The external probe is fitted with a hydrophobic PTFE membrane filter that allows water vapor to pass through for measurement while protecting the sensor chip from liquid condensation and dust contamination.

Can you supply customized firmware or branding for OEM/ODM orders?

Yes. As an OEM manufacturer with in-house R&D capabilities, we provide comprehensive firmware and hardware customization. We can preload custom Modbus register configurations, adjust protocol polling intervals, implement custom SNMP MIB files, print customer logos on the device housing, and design customized product packaging for bulk OEM orders.

What calibration and quality standards do your sensors meet?

All our manufacturing processes follow ISO 9001 quality management procedures. Every sensor is calibrated in our temperature and humidity chambers before shipment, using reference instruments traceable to national metrology standards (NIST equivalent). We provide calibration certificates for applications in pharmaceutical cleanrooms or critical laboratory environments upon request.