OEM Waterproof Temperature Humidity Sensor Supplier & Factories

Industrial-Grade Environmental Monitoring Solutions Engineered for High-Reliability, Ingress Protection, and Seamless IoT Integration.

Our Premium Hardware Selection

Explore our flagship catalog of industrial and commercial environmental monitoring nodes, integrated with Swiss-made sensor tech and high-level IP encapsulation.

CE Certification APEM-5930G Ethernet Sensor
Ethernet SO₂ & NO₂ IP-Rated

APEM-5930G Ethernet Gas, Temp & Humidity Sensor

Advanced multi-parameter safety node equipped with dual electrochemical channels and digital relative humidity integration.

Wholesale APEM-5930G TVOC and O₃ Ethernet Sensor
TVOC Ozone (O₃) Web-Based

APEM-5930G TVOC and O₃ Environmental Sensor

High-precision diagnostic module specifically developed for IAQ assessment, industrial sanitization, and cleanrooms.

Custom APEM-5930G Ethernet Data Logger
Oxygen H₂S PoE Enabled

APEM-5930G Ethernet H₂S & O₂ Data Logger

Heavy-duty wastewater and petrochemical monitoring unit with local logging capability and dry-contact alarm output.

China APEM-5930 Power over Ethernet Sensor
PoE 802.3af Dew Point Modbus TCP

APEM-5930 PoE Temperature & Humidity Sensor

Standard data center environment transmitter offering simplified cabling and plug-and-play network deployment.

Custom APEM-5930G Ethernet Data Logger for Temperature and Humidity
HCHO TVOC Industrial

APEM-5930G Ethernet TVOC & HCHO Data Logger

Continuous VOC monitoring terminal tailored for green building validation and clean manufacturing workspaces.

OEM APEM-5930E Ethernet Temperature Humidity Sensor
External Probe High-Temp IP66 Shield

APEM-5930E Ethernet Sensor with Remote Probe

Designed with an isolated sensor tip linked by a ruggedized cable for extreme environment testing up to 120°C.

OEM APEM-5930W Ethernet Sensor
WiFi & RJ45 Dual Network Auto-Failover

APEM-5930W Dual-Mode WiFi/Ethernet Sensor

Intelligent hybrid monitoring device that automatically routes data to alternative interfaces upon connection loss.

China APEM-5930 PoE Sensor Customizable
Customized OEM PoE RJ45 API Available

APEM-5930 Power over Ethernet Sensor (OEM Build)

Tailored OEM model supporting customized enterprise firmware, bespoke telemetry protocols, and logo branding.

Corporate Footprint & Technical Capabilities

Beijing Yingchuanglihe Electronic Technology Co., Ltd. (YCLISensors) is a premier manufacturer of high-precision environmental monitoring hardware.

Since our founding in 2007, we have focused on precision engineering, rugged design, and flexible protocols. With a modern 1,500+ square meter factory in Beijing, advanced micro-calibration labs, and a skilled R&D team, we support clients globally across key industries.

18+
Years Experience
1500+
m² Production Base
5+
Automated Lines
100+
Staff Members

Core Engineering Strengths

Swiss & German Core Sensors

We integrate Sensirion and Bosch measurement engines to guarantee long-term stability and minimal drift over years of operation.

Bespoke OEM/ODM Workflows

From custom casing designs and ingress ratings (IP65-IP68) to custom PCB layouts, we match your project specifications.

Multi-Protocol Communication

Our units natively support Modbus TCP/RTU, SNMP (v1/v2c/v3), MQTT, HTTP/REST API, and LoRaWAN connectivity.

Our Development Journey

Tracking the milestones of Beijing Yingchuanglihe through technology cycles and strategic enterprise integrations.

2007
Company founded. Engineered initial environmental monitoring terminals based on TCP/IP protocol stack and launched proprietary centralized server monitoring suite.
2008
Partnered with Mocha Software to design and manufacture TH-5939 series supporting native SNMP integrations for telecoms.
2009
Collaborated with COMLAB (Switzerland) to launch TH-5869 railway environmental monitors, deployed across China’s high-speed rail network.
2010
Co-developed APEM-6100 with Founder Technology, introducing some of the market's first PoE-enabled temperature and humidity sensors.
2012
Established industrial standards for cleanroom assembly lines through deep partnerships with Foxconn.
2015
Partnered with Baidu to deploy the next-gen APEM-5900 smart Ethernet hardware nodes in Baidu's Yangquan Cloud Data Center.
2018
Launched our Smart Cities & IoT solutions division, extending our monitoring framework from IT racks to wide-area deployments.
2019
Rolled out specialized outdoor cabinet monitoring systems for Huawei and China Merchants expressway sensor nodes.
2021
Engineered rugged edge processing gateways and sensory nodes for autonomous driving roadside equipment deployments in Beijing.
2023 - 2024
Expanded into Smart Computing and Intelligent Infrastructure. Formed strategic business units with Beijing Enterprises Water Group and Beijing University of Civil Engineering to develop Beidou-integrated water network sensors.

Industrial Whitepaper: The Evolution of Waterproof Temperature Humidity Sensors

1. Ingress Protection (IP) & Material Science in Harsh Environments

Modern industrial environments demand robust environmental sensors. Water ingress can short electrical circuits and damage delicate polymer capacitive elements. To prevent this, our OEM waterproof sensors use specialized PTFE (Polytetrafluoroethylene) membrane filters. These membranes allow water vapor molecules to pass through for measurement while blocking liquid water droplets, dust, and airborne oils.

We offer ingress ratings from IP65 for washdown zones to IP68 for continuous submersion. Our enclosures are built with high-grade polycarbonate, ABS, or CNC-machined 316L stainless steel. This ensures resistance to chemical sanitizers, saltwater spray, and mechanical stress, protecting the inner electronic boards from oxidation and degradation.

2. Global Procurement Dynamics & Compliance Standards

For global procurement managers, sensor selection involves evaluating compliance, integration costs, and lifetime reliability. Modern B2B sourcing requires components to meet international standards such as CE, FCC, RoHS, and REACH.

Technical Sourcing Checklist for Hardware Engineers:

• Accuracy Profile: Temperature ±0.1°C to ±0.3°C; Relative Humidity ±1.5% to ±2.0% RH.
• Communication Standards: Integration with SCADA, DCS, or Cloud systems via Modbus (TCP/RTU), MQTT, SNMP, or LoRaWAN.
• Calibration Cycle: Sensor engines designed for minimal drift, requiring calibration check intervals of only 12 to 24 months.

Long-term stability reduces the need for manual on-site maintenance. Choosing a manufacturer that integrates high-quality, pre-calibrated sensing chips helps lower operational costs and ensures reliable field data.

3. China Factory 4.0: Supply Chain Resilience & Customization

Yingchuanglihe leverages China's advanced industrial ecosystem. Our Beijing production facility uses automated SMT (Surface Mount Technology) assembly, nitrogen reflow ovens, and computerized calibration chambers. This setup allows us to process high-volume OEM orders efficiently while maintaining quality control.

By sourcing raw silicon wafers, copper alloys, and high-performance polymers locally, we maintain a stable supply chain and mitigate external disruptions. Our flexible tooling and software-defined architectures allow us to provide custom firmware, housing designs, and communication protocols within short lead times.

4. Industrial & Infrastructure Applications

Our waterproof sensors are designed for high-demand applications:

• Cold Chain Logistics & Storage: Protecting pharmaceuticals and food products requires constant environmental monitoring. Our IP67 sensors withstand high humidity and cold storage temperatures down to -40°C, preventing condensation build-up.

• High-Density Data Centers: With high-performance computing generating significant heat, our PoE sensors track temperature and humidity variations across server aisles to optimize cooling efficiency and prevent electrostatic discharge.

• Water Management & Utilities: Used in municipal pipe networks and sewage systems, our IP68 modules monitor humidity levels inside utility cabinets to protect electronic components from water damage and corrosion.

Certifications & Professional Qualifications

Our systems and facilities are fully certified, meeting strict global standards for performance and environmental safety.

Corporate Qualification Certificate

ISO9001 Facility

National High Tech Enterprise Certification

High-Tech Enterprise

Software Copyright Registration Certificate

Software Copyright

CE Electromagnetic Compatibility Standard Certification

CE Compliance

FCC Wireless and Telecommunication Standard Compliance

FCC Certification

RoHS Environmental Safety Certification

RoHS Compliant

Product Line Extension & Specialized Hardware

Select specialized models featuring gas detection, high atmospheric pressure options, and remote wireless capabilities.

China APEM-5930G Ethernet IAQ CO Sensor
CO Monitor PoE Power Modbus TCP

APEM-5930G Ethernet IAQ & Carbon Monoxide Sensor

Monitors indoor air quality, temperature, and carbon monoxide levels in underground parking areas and commercial spaces.

China APEM-5930P Ethernet Atmospheric Pressure Temperature Humidity Sensor
Barometric Ethernet RJ45 Meteorological

APEM-5930P Ethernet Temp, Humidity & Pressure Sensor

Includes an integrated barometric pressure sensor, designed for cleanrooms, weather stations, and altitude chambers.

Custom APEM-5930 Power over Ethernet Sensor
Customized RJ45 High Stability Telemetry API

APEM-5930 Custom PoE Temp & Humidity Transmitter

A customizable PoE transmitter featuring isolated circuitry to prevent electrical interference in industrial environments.

Custom APEM-5736 LORA Temperature Humidity Sensor
LoRaWAN Ultra-Low Power Long Range

APEM-5736 LoRaWAN Temperature & Humidity Sensor

A low-power wireless sensor with extended battery life, designed for agricultural and wide-area industrial monitoring.

Custom APEM-5930 Power over Ethernet Sensor Manufacturers
PoE Standard Bespoke Design Embedded UI

APEM-5930 Custom OEM PoE Sensor Node

Provides native network integration, integrated web setup pages, and direct API data output.

China APEM-5930G Ethernet Multi-Parameter Sensor
TVOC & O₃ Multi-Channel Ethernet RJ45

APEM-5930G Ethernet Multi-Parameter Sensor

Simultaneously monitors TVOC, Ozone, temperature, and relative humidity to provide comprehensive indoor environmental data.

Custom APEM-5736 LORA Temperature Humidity Sensor Wireless
Wireless LoRa IP66 Probe Long Range

APEM-5736 Wireless Temperature & Humidity Transmitter

Features a robust wireless link designed to transmit environmental data through concrete and steel barriers in industrial facilities.

Custom Industrial Grade APEM-5930G Ethernet Data Logger
O₂ / H₂S Gases Relay Port Robust Case

APEM-5930G Industrial O₂ & H₂S Data Logger

A heavy-duty environmental logger with integrated digital inputs and relay outputs for automated safety ventilation control.

Frequently Asked Questions & Technical Support

Read our technical FAQ covering device configuration, deployment strategies, and general maintenance.

Q1: What materials are used to make YCLISensors waterproof modules?
We use high-grade Polycarbonate (PC), flame-retardant ABS, or 316L stainless steel depending on application requirements. The sensor openings are protected by a micro-porous PTFE membrane that allows humidity sensing while preventing water droplets and dust from entering the housing.
Q2: Can the APEM-5930 series connect directly to third-party SCADA systems?
Yes. Our devices support industry-standard protocols, including Modbus TCP over Ethernet and Modbus RTU over RS485 interfaces. This enables direct integration with third-party PLC, DCS, SCADA systems, and industrial IoT platforms.
Q3: How does Power over Ethernet (PoE) benefit sensor installation?
PoE (compliant with IEEE 802.3af standards) allows both power and network data to run over a single RJ45 Ethernet cable. This reduces wiring complexity, eliminates the need for nearby AC outlets, and helps lower installation costs.
Q4: How often do these industrial-grade sensors need calibration?
Under normal operating conditions, our high-precision Swiss-made sensor chips experience minimal drift (typically less than 0.25% RH and 0.03°C per year). We recommend checking calibration every 12 to 24 months, depending on the environment.
Q5: Do you provide software for real-time data logging?
Yes, we offer environmental monitoring software that provides real-time data visualization, historical logs, system alarms, and automated PDF report generation.
Q6: What is the typical lead time for custom OEM/ODM orders?
Standard samples can ship within 3 to 7 working days. Custom OEM orders—including specific logo designs, custom firmware, or specialized communication protocols—typically take 4 to 6 weeks, depending on design complexity.
Q7: What ingress protection rating is recommended for chemical washdown areas?
For environments subject to high-pressure water jets and sanitization chemicals, we recommend using an IP67-rated enclosure. For continuous submersion or exposure to high-pressure washdowns, an IP68-rated enclosure with a stainless steel filter cap is preferred.
Q8: Can these sensors operate in sub-zero or high-temperature environments?
Yes, our standard modules are rated for temperatures ranging from -40°C to +85°C. For extreme temperature applications (up to +120°C), we offer models with remote, metal-shielded probes (such as the APEM-5930E) that isolate the electronics from heat sources.