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7Semi SHT21 Humidity and Temperature Sensor Probe MRS Type I2C


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Manufacturer Part Number:
₹1,056.10 inc. GST
₹895.00 ex. GST
The 7Semi SHT21 is a high-precision I2C probe for measuring humidity and temperature in harsh environments. Its IP65 waterproof metal probe & breathable shell ensure accuracy & durability. View full description
₹1,056.10 inc. GST
₹895.00 ex. GST


Upgrade your environmental monitoring projects with the 7Semi SHT21 Temperature and Humidity Sensor Probe and experience unparalleled performance. With its metal probe and breathable shell, this probe is designed to withstand even the harshest environments, while the IP65 waterproof protection ensures maximum durability and longevity. The probe is equipped with a 1 meter cable length, making it easy to install and use in a variety of settings.

With its I2C interface, the 7Semi SHT21 is incredibly easy to integrate into your existing systems, allowing you to seamlessly collect and analyze data. And with the advanced features of the SHT21, you can rest assured that you're getting the most accurate measurements possible. This probe boasts a high level of accuracy in both temperature and humidity measurements, making it the perfect tool for a wide range of applications, from weather monitoring to HVAC systems and beyond.

Invest in the 7Semi SHT21 temperature and humidity sensor probe and experience the ultimate in environmental monitoring technology. With its durable construction, advanced features, and easy integration, this probe is the perfect choice for anyone who demands accurate and reliable data.

Key Features
  • Breatable shell
  • Operating temperature range -40C - 125 C
  • Corrosion resistance
  • High temperature resistance
  • Large air permeability, fast gas humidity flow and exchange rate, uniform divergence.
  • Excellent ability of anti-dust, anti-corrosion and waterproof (IP65)
  • Protecting PCB modules from dust, particulate pollution and oxidation of most chemicals to ensure sensors a long-term stable operation, higher reliability and long service life
  • Remarkable performance in harsh environments such as small space, pipe, trench, wall pass mounting, high-pressure space, vacuum chamber, test chamber, large flow mediums, high humidity area, high temperature and heat environment, hot drying process, dangerous zones, explosive environment containing explosive gas or dust, etc
  • 150 bar anti-pressure capability
  • Seamless integrated, shedding-free
  • The stainless steel porous housing for sensor probe, have accurate pore size, uniform and even-distributed apertures.
  • Pore size range: 5 to 120 microns; it has good filtration, dustproof and interception effect, high filtration efficiency.
  • Fully calibrated
  • Digital output, I2C interface
  • Low power consumption
  • Excellent long term stability

SHT20 Digital Humidity Sensor Probe (RH/T) Comparison Table

SHT20 Digital Humidity Sensor Probe Applications

A humidity and temperature sensor probe is a device used to measure the amount of moisture and heat present in the air or a particular environment. This probe typically contains two sensors, one to measure temperature and the other to measure relative humidity. The temperature sensor is usually a thermistor, while the humidity sensor can be a capacitive or resistive sensor. These sensors work together to provide accurate and reliable measurements of the environmental conditions. The data collected by the probe can be used in a variety of applications, such as HVAC systems, weather monitoring, and agriculture. With the ability to detect changes in humidity and temperature, the probe can help prevent damage to buildings, crops, and other valuable assets. Overall, the humidity and temperature sensor probe is an essential tool for many industries and applications where accurate environmental monitoring is critical.

Product FAQ
Q: What is the common use of a Temperature and Humidity Sensor?
A: Temperature and Humidity sensors are among the most commonly used environmental sensors. It is widely used to provide the actual humidity condition within air at any given point or in any given place. Such devices are commonly used in situations in which air conditions may be extreme or where air conditions need to be controlled due to varying reasons.

Q: Why is Temperature and Humidity sensors important in some industries?
A: Humidity is the presence of water within the air. Measuring humidity within the environment can be critical due to the fact that the higher the humidity, the warmer it may seem. In industries, humidity measurement is often important because it can affect the health and safety of personnel as well as the cost of the product. As a result, temperature and humidity sensors are often quite important.

Q: How do I choose a suitable Temperature and Humidity Sensor?
A: There are some important specifications you might need to consider when you choose this product. This includes:
  • Accuracy
  • Long-term stability
  • Ability to recover from condensation
  • Resistance to physical and chemical contaminants
  • Interchangeability
  • Repeatability

Technical Specifications

Operating Voltage:
Temperature Range:
-40 to 125 C
Humidity Range:
Humidity Accuracy:
a=+/- 2 %
Temp Accuracy:
a+/- 0.3 C
Sensor Brand:
Sensor Used:
Red: VCC, Black: GND, Yellow: SDA, Green: SCL
Metal probe with copper sintered filter/ PE

Warranty Information

All the products supplied by Evelta are genuine and original. We offer 14 days replacement warranty in case of manufacturing defects. For more details, please visit our cancellation and returns page.

    2 Reviews

  • Posted by Mridul Pandeya on 14th Jan 2023


    Easy to interface, fairly accurate and good quality

    Interfacing this sensor is quite easy and you will find tons of documentation online. Accuracy is good and response time is fast.

  • Posted by Himanshu on 6th Aug 2022


    Perfect for my project

    It is easy to use, I like the size and it doesn't take up a lot of room, it's perfect for my project.