Fresh Keeper-IUT Dry Ice Temperature Data Logger
The Fresh Keeper-IUT Dry Ice Temperature Data Logger from Zhengzhou Freshliance Electronics Corp., Ltd is the ideal temperature controller for ultra-low shipments that require frequent temperature sampling intervals. This versatile wide range Temperature Data Logger offers high-resolution temperature ranges of -90ºC to +70ºC, allowing for up to 35000 readings with a real temperature value display. The Ultra Low Thermometer automatically generates a report when connected to a computer, eliminating the need for additional software.

Model | Fresh Keeper-IUT | Type | Reusable |
Sensor | Internal NTC sensor | Memory Capacity | 35000 readings |
Temperature range | -90ºC~70ºC (-130ºF~158ºF) | Accuracy | ±0.5ºC/0.9ºF (-30ºC~70ºC/-22ºF~158ºF) ; ±1ºC/1.8ºF(The others) |
Resolution | 0.1ºC/ºF | Mark | Max. 9 points |
Start Mode | Configurable | Alarm range | High and low alarms; Max. 6 alarm points |
Run Days | Reusable: Max. 120 days | Shelf Life | 2 years |
Battery | 3.6V Lithium Battery | Connection | USB, NFC (optional) |
Report Format | PDF; CSV; PDF & CSV | Protection Grade | IP67 |
Dimension | 97mm*45mm*19.5mm | Weight | 60g |
Certification | CE, RoHS, comply with EN12830 | Compatible OS | Windows, Mac |






Welcome to Zhengzhou Freshliance Electronics Corp., Ltd
Established in 2015, Zhengzhou Freshliance Electronics Corp., Ltd is an ISO9000-certified enterprise located in the Zhengzhou Airport Economy Zone, China. We specialize in providing temperature and humidity data loggers, and environmental monitoring IOT systems for various industries.
Our dedicated R&D team ensures that our products are customized to meet the specific needs of our customers. Our IOT platform utilizes WIFI and 4G/5G communications, offering solutions with sensors equipped with Bluetooth, Lora, or RF technology.
With a commitment to promoting a fresh and safe life, we have distributed nearly 10 million data loggers worldwide, renowned for their high accuracy, especially in low temperatures below -30ºC. Our products adhere to CE, FDA, ROHS, EN12830, and RTCA/DO-160 standards.
Looking towards the future, our goal is to deliver innovative, precise, and high-quality products, accompanied by exceptional customer service. We welcome OEM and ODM orders to meet diverse requirements.





Welcome to Zhengzhou Freshliance Electronics Corp., Ltd
Why Choose Zhengzhou Freshliance Electronics Corp., Ltd:
- 10 million pcs logger used by customers worldwide
- Independent laboratory for verifying product performance
- Ultimate production ability backed by actual data
- Professional FDA CE EN12830 ROHS certifications
- Wide range of loggers to meet diverse needs
- Cost-effective with expertise quality
- 24/7 customer service for fast response and delivery
- Private label and complete one-stop OEM service
- ISO certified manufacturer with quality assurance
FAQ
Q1: Can I place a sample order first?
A1: Yes, we offer different prices for small, medium, and large quantities. You can order with varying prices based on the quantity.
Q2: How can I make payment?
A2: We accept PayPal, Western Union, and T/T. Let us know your preferred method, and we will provide our bank details or accommodate your requirements.
Q3: How do I place an order?
A3: Please send your purchase order via email, Trade Manager, Skype, or request a Proforma Invoice from us.
Q4: What is the delivery time?
A4: Samples are shipped within 2-3 working days. Bulk orders typically take 5-20 working days, depending on the design.
Q5: How are products shipped?
A5: We use DHL, UPS, and FedEx for shipping.
Q6: Can you customize products with our designs and logo?
A6: Yes, we offer standard and customized products with logo placement. Our R&D team supports technical queries. ODM/OEM services are available.