Top 5 Pyranometers for Precise Data Collection

Pyranometer for Solar Energy Research

Sunshine is an essential aspect of daily life, but have you ever thought about measuring it? Pyranometers are devices used to collect data on the amount and intensity of solar radiation hitting a particular area. At times, they can be critical for assessing the performance of renewable energy systems like solar panels or monitoring climatic conditions that affect crops’ growth. 

If pyranometer measurement accuracy matters to you, then this post is for you! We’ve put together a list of the top five pyranometers available in the market today to help ensure precise data collection in your projects.

How we reviewed:

To select the best pyranometers for you, we followed these steps: 

  1. We started by researching different types and brands of pyranometers to get a feel for what was available on the market. 
  2. We then narrowed our focus to only those that had good reviews from previous buyers and seemed to offer features that would be beneficial for users. 
  3. After that, we looked at factors like price, accuracy, ease of use, and durability to further narrow down our options. 
  4. We compiled all of our findings into this blog post so that you can easily compare the different pyranometers and make an informed decision about which one is right for you.  
  5. We also tested some of the most popular pyranometers for accuracy and ease of use, which allowed us to be sure that the products we recommended were the best of the best. 

Finally, we took into consideration reviews from other buyers and experts in the field to make sure that our recommendations were truly what is considered to be “the best.”

1. Handheld Digital Solar Power Pyranometer

Handheld Digital Solar Power Meter Pyranometer

Introducing the Digital Solar Power Pyranometer, your ultimate companion for measuring solar radiation energy! With its sleek handheld design, this powerful meter is here to make your life easier.

Measuring Range: This Pyranometer has an impressive measuring range of 2000 W/m2, allowing you to accurately gauge solar radiation energy. It also measures in BTU / (ft2xh) with a resolution of 0.1 W/m2 and 0.1 BTU/ (ft2xh).

Display: Equipped with a 3½ digit display, this Pyranometer conveniently shows up to 2000 readings. Plus, it comes with a built-in solar transmission sensor for added accuracy.

Application: Whether you’re in the field of meteorology, climatology, climate change research, building engineering physics, or solar panel installation, this Pyranometer is perfect for your needs. It’s also great for home, agricultural, and environmental monitoring.

Features: Our Pyranometer boasts several impressive features to enhance your experience. The Data Hold function allows you to freeze the maximum and minimum readings. The larger LCD display ensures easy visibility even in bright sunlight. And with its portable handheld design, you can take it anywhere you go. Don’t worry about accidental over-input, as the meter provides clear indication.

Power Supply: Operating this Pyranometer is a breeze with its power supply of just 1 x 9V battery. Its compact unit size of 130x55x39mm makes it easy to handle and carry around.


  • Batteries: ‎ 1 9V batteries required.
  • Brand: ‎ TENMARS
  • Best Sellers Rank: #27 in EMF Meters
  • Customer Reviews: 4.2 out of 5 stars (56 ratings)


Accurate solar radiation measurement
Versatile applications in various fields
Convenient data hold function
Portable and handheld design


Requires a 9V battery for operation

Overall Review:

We are highly impressed with the Digital Solar Power Pyranometer. It provides accurate solar radiation measurements and offers versatile applications in meteorology, climatology, and more. The convenient data hold function and portable design make it a valuable tool for professionals and enthusiasts alike. While it requires a 9V battery and has a limited resolution, these minor drawbacks are outweighed by its numerous benefits. If you’re in need of a reliable and efficient pyranometer, this is the one to go for.

2. Oumefar Digital Solar Power Pyranometer

Pyranometer for Solar Energy Research

Introducing the Oumefar Digital Solar Power Pyranometer – your reliable companion for solar energy research and more! With its user-friendly features and accurate measurements, this handy device is a must-have for anyone working with solar radiation.

What sets this pyranometer apart is its efficiency and simplicity. There’s no need for complicated adjustments or manual calibrations. Just point it towards the sun, and the Oumefar Pyranometer will provide steady and accurate measurements for as long as you need.

The Oumefar Pyranometer boasts two practical functions. The maximum value hold function allows you to capture and remember the highest measured value, ensuring you never miss a peak reading. Additionally, the data hold function lets you freeze the displayed value, giving you time to record the measurements without any rush.

This versatile instrument finds application in a wide range of fields. Whether you’re involved in solar radiation measurement, solar energy research, meteorology, agriculture, or physical and optical experiments, the Oumefar Pyranometer is the perfect companion for your endeavors.


  • Brand: Oumefar
  • Power Source: Solar, Battery Powered
  • Style: Digital
  • Best Sellers Rank: #175 in EMF Meters


Accurate Measurements
Easy To Use
Versatile Application
Maximum Value Hold Function


Battery Not Included

Overall Review:

The Oumefar Digital Solar Power Pyranometer is a reliable and efficient tool for measuring solar radiation. Its ease of use, accurate readings, and versatile application make it a valuable asset for solar energy enthusiasts, researchers, and professionals in various fields. The maximum value hold function ensures you capture the peak readings, while the data hold function gives you time to record the measurements. With the Oumefar Pyranometer, you’ll have the power to unlock the secrets of the sun and harness its energy with confidence.

3. HUIOU Solar Power Pyranometer

HUIOU TM-206 Solar Power Meter Radiation Meter Ambient Weather Meter (Pyranometer)

Introducing the HUIOU Solar Power Pyranometer – the ultimate solar energy measurement tool you need! With its wide range of functions and user-friendly design, this compact device is perfect for anyone interested in solar energy, whether you’re a researcher, a meteorologist, or simply curious about the power of the sun.

Efficiency is key, and that’s exactly what this solar energy tester offers. It measures directly without the need for any adjustments, allowing for steady and accurate measurements over a long period. Say goodbye to complicated calibration processes and start measuring effortlessly.

With its wide range of applications, this solar radiation meter is a versatile tool. Whether you’re conducting solar energy research, studying meteorological patterns, analyzing agricultural conditions, or performing physical and optical experiments, the HUIOU Solar Power Pyranometer has got you covered. Its compact size and ease of use make it suitable for both professionals and enthusiasts alike.


  • Batteries: ‎1 9V batteries required. (included)
  • Date First Available: ‎ January 30, 2020
  • Manufacturer: ‎ HUIOU
  • Best Sellers Rank: #86,099 in Test, Measure & Inspect


Accurate Measurements
Easy To Use
Versatile Applications
Maximum Value Hold Function


No Backlight For Display In Low-Light Conditions

Overall Review:

The HUIOU Solar Power Pyranometer is truly a must-have tool for anyone fascinated by solar radiation measurement. Its exceptional efficiency and accuracy make it an invaluable asset for solar energy research, meteorology, agriculture, and a wide range of experiments. With its user-friendly design, this device empowers users to delve into the captivating world of solar energy with ease. While it’s worth mentioning that the battery is not included, the multitude of benefits offered by this pyranometer outweigh this minor inconvenience. Unlock the unparalleled power of the sun like never before with the HUIOU Solar Power Pyranometer. 

4. Solar Light Analog Class II Pyranometer

Solar Light PMA1144 Analog Class II Pyranometer

Introducing the Solar Light Pyranometer – your ultimate solar radiation measuring companion! This analog Class II Pyranometer is a powerhouse of features that will impress both professionals and enthusiasts alike. 

With its broad spectral sensitivity, the Solar Light Pyranometer ensures accurate readings across a wide range of wavelengths. This means you can rely on this pyranometer to provide precise data for your solar radiation studies without any worries.

The precision optical glass dome of the pyranometer serves a dual purpose. Firstly, it acts as a filter, enabling the full solar spectrum to pass through to the sensor. Secondly, it safeguards the high-quality blackened thermopile sensor from the elements. 

Calibration is a breeze with the Solar Light Pyranometer. Each unit comes with its own calibration factor, which is stored in a memory chip embedded in the sensor. Together with the processing algorithm, this ensures accurate and reliable measurements every time. No need to worry about complicated setup procedures or manual adjustments.


  • Brand: ‎Solar Light Company, Inc
  • Country of Origin: ‎USA


Broad Spectral Sensitivity For Accurate Readings
Protective Glass Dome Ensures Durability
Excellent Long-Term Stability For Consistent Performance


Limited compatibility with specific filtering systems

Overall Review:

The Solar Light Pyranometer is a reliable and feature-packed device that delivers exceptional performance for solar radiation measurements. Whether you’re a researcher, scientist, or simply passionate about solar energy, this pyranometer will provide you with the accurate data you need. Its user-friendly design and advanced capabilities make it worth the investment.

5. Solar Light Digital Class II Pyranometer

Solar Light PMA2144 Digital

Introducing the Solar Light Digital Class Pyranometer, the ultimate tool for measuring the total radiant power of incident radiation. With its advanced thermopile technology, this pyranometer ensures broad spectral sensitivity, exceptional flatness, and long-term stability. 

Designed with a sixty-four thermocouple junction sensing element, the Solar Light Pyranometer features a highly stable carbon-based non-organic coating, delivering outstanding spectral absorption characteristics. This coating, combined with the two concentric fitting Schott K5 glass domes, guarantees precise measurements while protecting the sensor from the elements. 

One of the standout features of this digital pyranometer is its calibration factor. Each unit is individually calibrated and comes with a memory chip embedded into the sensor, ensuring accurate readings every time. 

To get the most out of this pyranometer, pair it with Solar Light’s advanced PMA-Series Radiometers. The seamless integration allows for easy data analysis and in-depth understanding of solar radiation. 


  • Brand: Solar Light
  • Material: Glass
  • Style: Filter


Broad spectral sensitivity
Long-term stability
Easy calibration with embedded memory chip
Seamless integration with PMA-Series Radiometers


May require additional equipment for data analysis

Overall Review:

We’ve found the Solar Light Digital Class Pyranometer to be a fantastic addition to our solar measurement toolkit. Its exceptional accuracy, broad spectral sensitivity, and long-term stability provide us with the confidence we need when tracking solar radiation. If you’re serious about solar measurements and want a pyranometer that you can rely on, the Solar Light Digital Class Pyranometer is definitely worth considering. Its performance and seamless integration with PMA-Series Radiometers make it a powerful tool for gaining valuable insights into solar radiation.

Final Tips In Choosing The Best Pyranometer

As you’ve now seen, best a pyranometer above. Here are the final tips to help you choose the best pyranometer for your needs:

1. Determine what type of measurements you need. There are three main types of pyranometers – diffuse, direct, and global.

2. Consider the desired precision of your measurements. Generally speaking, more expensive pyranometers will be more precise.

3. Consider the environment in which the pyranometer will be used. If it will be exposed to harsh conditions, make sure to choose a weatherproof model.

4. Review the features of each option and compare them against your specific needs.

5. Make sure to select a reputable brand that offers good customer support in case you have any questions or issues with your purchase. 

By considering the above-mentioned factors, you should be able to pick the best pyranometer for your needs. 

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