Yem-40cl Digital CO2 Meter Hygrometer Thermometer Data Logging Function Gauge Temperature Humidity Monitor
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Product Highlights
- Comprehensive Monitoring: Measures temperature, humidity, and CO2 concentration simultaneously with high precision.
- Data Logging Function: YEM-40CL stores up to 22,528 data points per channel with adjustable intervals.
- Customization Available: OEM and ODM solutions are offered for clients requiring custom products.
- User-Friendly Display: 3.9-inch LCD with backlight, touch buttons, and max/min/average indicators.
- Versatile Applications: Ideal for homes, offices, schools, hospitals, and agricultural greenhouses.
- Export Quality Certified: Product certified with CE and RoHS standards for safety and compliance.
- Flexible Power Options: Powered by 3 AAA batteries or Micro USB DC 5V/2A supply.
Product Attributes
- Customization
- Available
- After-sales Service
- Technical Support
- Warranty
- 1 Year
- Model NO.
- YEM-40CL
- Brand
- Yowxa
- Customized
- Optional
- Portable
- Portable
- Certification
- CE, RoHS
- Gas
- CO2
- Type
- Air Quality Monitor
- Measurement
- Temperature, Humidity, CO2
- Recording Function
- Yes
- Weight
- About 124G (No Batteries)
- Transport Package
- Carton
- Specification
- 108*96*20mm
- Trademark
- YOWEXA
- Origin
- Shenzhen, China
- Production Capacity
- 50000PCS/Year
Product Images of Yem-40cl Digital CO2 Meter Hygrometer Thermometer Data Logging Function Gauge Temperature Humidity Monitor
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Product Description

| Model | YEM-40C | YEM-40CL |
| Measurement Parameters | Temperature(dry ball, dew point), Humidity, Carbon Dioxide | |
| Recording Function | None | Yes |
| Unit | Temperature:ºC, ºF; Humidity:%RH; Carbon Dioxide:PPM | |
| Measuring Range | Temperature: -30~+ 65ºC(built-in probe); -40~+125ºC(external probe); | |
| Humidity: 0~100%RH(Non-condensation) | ||
| Carbon Dioxide: 0 ~ 10,000PPM | ||
| Measuring Accuracy | Temperature: ±0.5ºC(-10~ +65ºC); ±1.0ºC(Other Range) | |
| Humidity: ±5%RH(10~90%RH, 25ºC); ±6%RH(Others) | ||
| Carbon Dioxide: ±3%±40PPM (400~2000PPM,0~50ºC); (Other ranges shown for reference only) | ||
| Resolution | Temperature: 0.1ºC | |
| Humidity: 0.1%RH | ||
| Carbon Dioxide: 1PPM | ||
| Response Time(t90) | Temperature: 15 minutes(built-in probe); 5 minutes(external probe) | |
| Humidity: 15 minutes(built-in probe); 5 minutes(external probe) | ||
| Carbon Dioxide: ≥3 minutes | ||
| Measuring Interval | Temperature: 5 seconds | Temperature: 5 seconds |
| Humidity: 5 seconds | Humidity: 5 seconds | |
| Carbon Dioxide: 5 seconds~30 minutes adjustable | Carbon Dioxide: 5 seconds~120 minutes adjustable | |
| Recording Interval | None | 5 seconds~120 minutes adjustable |
| LCD Refresh Interval | 5 seconds | |
| Storage Capacity | None | 22,528 Data points per channel |
| Operating Temperature | 0~+50ºC | |
| Storage Temperature | -30~ + 65ºC (no batteries) | |
| Battery | 3 pcs 1.5V AAA alkaline batteries (USB power supply is recommended) | |
| Power Supply Interface | Micro USB,DC 5V/2A | |
| Protection Class | IP20 | |
| Overall Dimensions | 108*96*20mm | |
| Housing Material | ABS | |
| Weight | About 124g (no batteries) | |
YEM-40C/40CL is mainly used for environmental carbon dioxide concentration and temperature and humidity monitoring, suitable for home furnishing, classrooms and office places.
| FEATURES: • 3.9-inch display, with backlight • Touch-sensing button • Show maximum, minimum, average • Red-backlight over-limit alarm • Real-time and historical alarm status indication • Storage capacity of 22,528 per Channel(YEM-40CL) • Generate txt /csv/xls/dlg format file(YEM-40CL) • PC software analysis data(YEM-40CL) • Low power consumption • Calibration function • Battery protection |
APPLICATION: • Shopping mall • Hospital • Restaurant • School • Home furnishing • Office space environmental testing • Agricultural greenhouses and breeding • Laboratory |


YOWEXA, established in 2010, is a high-tech enterprise with 3 holding subsidiaries and a production area of 1,500 square meters, focusing on the R&D, manufacturing, sales, and solutions of precision measuring instruments and sensors. There are more than 30 R&D personnel and dozens of independent intellectual property rights. 

Q. Do you make custom products?
A. Yes, we offer OEM/ODM solutions for our clients.
Q. How long is your lead time for samples?
A. 5-7 days. For bulk orders, 10-30 days depending on the quantity.
Q. What is your terms of payment?
A. 100% for small orders. 30% in advance as deposit and 70% balance before the delivery.
Q. How can we pay?
A. You can pay via T/T, PayPal and Western Union.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI242033". Items marked "" are certified.
Company Profile
YOWEXA, established in 2010, is a high-tech enterprise with 3 holding subsidiaries and a production area of 1, 500 square meters, focusing on the R& D, manufacturing, sales, and solutions of precision measuring instruments and sensors.
We are co-founded by venture capital institutions and senior industry experts, scholars, and engineers. We are a company with a variety of sensor measurement and control technologies as the core orientation. There are more than 30 R& D personnel and dozens of independent intellectual property rights at home and abroad.
Our products mainly include coating thickness gauges, air quality monitors and environment meters, data loggers, thermometers, etc. Most of these products have passed FCC, CE, RoHS, Reach, DO-160G, EN12830, FDA 21CFR11, ASTM, DIN, ISO, BS, etc.
Products are widely used in automotive testing, cold chain transportation of pharmaceuticals and food, warehousing, bioengineering, pharmaceutical and food industry, equipment manufacturing, surface treatment, scientific research institutions and laboratories, HVAC, industrial Internet of things, agricultural Internet of things, home building environmental health, Ultra-clean space, hospitals, schools, and other fields.
The sensing technologies we are involved in include thickness, temperature, humidity, carbon dioxide, TVOC, formaldehyde, haze, pressure, and process signals. At the same time, we innovatively and economically integrate Bluetooth, WiFi, GSM, GPRS, Lora, NB, cloud services, and other Internet of things technologies into our products, bringing customers a highly intelligent technological experience.
The core concept of our products is innovation, simplicity and easy to use. Based on high precision, competitive price, on-time delivery, and good after-sales service, we have won a good reputation from customers and welcome OEM and ODM requirements.
About Our Factory & Business Background
- Address
- Room 1503~1505, 15/F, 1st Building, Shenzhen COFCO Chuangxin Park, No.8, Liuxian 1st Road, Baoan, Shenzhen, China. P.C.: 518133
- Terms of Payment
- LC, T/T, PayPal, Western Union, Small-amount payment, Money Gram
- International Commercial Terms(Incoterms)
- FOB, CIF, EXW
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- shenzhen
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2010-04-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia
FAQ
- Do you make custom products?
- Yes, we offer OEM/ODM solutions for our clients.
- How long is your lead time for samples?
- 5-7 days. For bulk orders, 10-30 days depending on the quantity.
- What is your terms of payment?
- 100% for small orders. 30% in advance as deposit and 70% balance before the delivery.
- How can we pay?
- You can pay via T/T, PayPal and Western Union.
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