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The Best Par Meters of 2023 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Par Meters of 2023. Check our ranking below.

2,313 Reviews Scanned

SaleRank No. #1
Quantum PAR Meter Full-Spectrum High Precision PPFD Tester for Photosynthetic Activity of Indoor and Outdoor Plants 400-700nm Light Lux Tester
  • ✅RELIABLE TESTER: The measurement range is between 0 and 5000 μmol/m²/sec. The cut-on wavelength is 400 nm and the cut-off wavelength is 700 nm with a tolerance of ±10 nm, which indicates that the meter is designed to measure the PAR within this defined waveband, providing accurate and reliable readings of the amount of light energy available for photosynthesis.
  • ✅RECORD FUNCTION: It has the capability to store up to 100 measured values. This allows the user to easily track and review previous readings, providing a record of the changes in PAR over time. Additionally, it has a real-time display feature that shows the last four recorded data, providing a quick and convenient way for the user to view recent measurements. This feature is particularly useful for monitoring and tracking changes in light energy levels in real-time, allowing for prompt and informed decisions to be made
  • ✅USAGE: A PAR meter is a valuable tool for growers, scientists, and researchers, providing accurate and reliable measurements of the amount of light energy available for photosynthesis, allowing for improved plant growth, increased energy efficiency, better crop management, and increased understanding of plant needs.
  • ✅TRIPOD SOCKET: It comes with a tripod socket to provide a convenient and practical way to securely attach the meter to a tripod (not included in the set), ensuring stability and accuracy during measurements, and providing greater flexibility in taking measurements
  • ✅ON THE GO TESTER: Portable, easy-to-use, flexible, and convenient tool for measuring PAR levels. It is a compact and lightweight design making it easy to carry the meter from one location to another, allowing for measurements to be taken in different parts of a greenhouse, growth chamber, or field. Ergonomic and user-friendly interface.
Rank No. #2
VBR-100 Quantum PAR Meter 6000umol/(㎡s),Full Spectrum,Show Red and Blue PPFD in Light Seperately,PPFD Distribution Record
  • Test PAR | PPFD for any light spectrum accurately. Can show the PAR of red and blue light in light seperately. Blue light is efficiently absorbed by plant chlorophyll. Red light is conducive to the growth of flowers and the maturation of fruits.
  • Calculate DLI if the PPFD is stable.
  • Record PPFD data at different points methodically by grids and get the PAR Uniformity(Uo). Optimized Growth, ensures even light for balanced plant growth and higher yield.I ncreased Efficiency, identifies weak spots to adjust light placement, reducing energy use. Prevents Light Issues, Avoids damage from too much light and growth issues from too little. The datas can be downloaded.
  • Simple and safe APP for test PAR. Quick bluetooth connection.
  • Easy to carry the PAR meter.The PAR Meter can be fixed on the drone or toy car to test PPFD anywhere in the greenhouse. No need for the tester to move around.
Rank No. #3
VBR-Aqua IP68 PAR Meter for Aquarium,Reef.R,G,B PAR Seperately.with a 3FT Telescopic Rod
  • PAR Meter for Aquarium specially. IP68 Waterproof Sensor with a 3F telescopic rod.
  • Test the PAR for kinds of lights accurately. Can search "compare" in Q&A to see the comparison between VBR-AQUA and other brand.
  • Show the PAR of the blue, green, and red in the light seperately. Know the PAR of Blue that is very important for your coral growth, health, and coloration.
  • Record 400 points of PAR, convenient to record the PAR of each position in the tank. DLI for 28 days.
  • 3 AAA batteries can ensure the PAR meter last for 100 hours. Also can use the adapter for continuous testing.
Rank No. #4
AH-Quantuv PAR Meter,Test PPFD(400-750nm) and UVA(320-400nm) Irradiance Intensity.Show The Seperate PAR of R,G,B in Grow Light. Record PAR | UVA
  • Test PAR(400-750nm) and UVA(320-400nm) irradiation Power Intensity. The PAR sensor IC inside is from a famous Japan semiconductor company. Search “compare" in Q&A to see the accuracy comparison with other brand.
  • Show the umol/(m²s)) of Blue, green, and red in the light seperately. Plants typically requires more blue light during the seedling and vegetative stages, while during the flowering, a higher level of red light is needed.
  • Show the UVA irradiance power intensity. UVA light can help to optimize growth conditions, enhance photosynthesis, improve plant quality, and reduce stress and damage. But Excessive UVA irradiation may cause harm to plant organisms.
  • Has the functions of HOLD for reading easily. The PAR Recording Function that makes drawing the PAR distribution map easier. Can log up to 100 par datas.
  • We have different interfaces to display PAR, UV Power Irradiation Intensity, Seperate PAR of Blue, Green, and Red, Historical PAR Record. The operation is simple and straightforward.
Rank No. #5
PAR Meter for Reef Tank Waterproof PAR Meter Aquarium IP68 Quantum Sensor PPFD Meter Data Logger, Full-Spectrum Quantum PAR Meter with 79" Cable and 37" Solid Telescopic Pole Included
  • ✅【IP68 Waterproof PAR Meter】The quantum sensor of the PAR meter is designed with IP68 waterproof level, and it comes with a 37" Solid Telescopic Pole (Included), it's able to measure the photosynthetically underwater accurately
  • ✅【High Accuracy】The measurement range of the waterproof PPFD meter is from 0~4000 μmol/m²/sec, The cut-on wavelength is 400 nm and the cut-off wavelength is 700 nm with ±10 nm, ensuring accurate results and making plants develop optimally with sufficient light in the aquarium
  • ✅【79" Cable & 37" Solid Telescopic Pole】This aquarium par meter comes with waterproof 79" cable and 37" solid telescopic pole, the sensor can be mounted in the solid telescopic pole, it's easy to measure the readings of photosynthetic underwater and prevent the water to land on the floor
  • ✅【Record Function】DANOPLUS PAR Meter can record up to 100 measured values, you may easily track and review previous measuring readings, it is particularly useful to track and change the light energy levels for prompt decisions
  • ✅【Multi-Functional& User-Friendly】This par meter features Real-time measurement, Calibration, HOLD, and Data Logging functions. The set included: PAR meter main unit (not waterproof), IP68 waterproof quantum sensor, 79" Cable, 37" solid telescopic pole, AAA batteries x 3pcs

Last update on 2025-07-19 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best Par Meters?

Do you get stressed out thinking about shopping for a great Par Meters? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching Par Meters, which is why we have assembled a comprehensive list of the greatest Par Meters available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Par Meters that you consider buying. Your questions might include the following:

  • Is it worth buying an Par Meters?
  • What benefits are there with buying an Par Meters?
  • What factors deserve consideration when shopping for an effective Par Meters?
  • Why is it crucial to invest in any Par Meters, much less the best one?
  • Which Par Meters are good in the current market?
  • Where can you find information like this about Par Meters?

We’re convinced that you likely have far more questions than just these regarding Par Meters, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Par Meters, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Par Meters. Make sure that you are only using trustworthy and credible websites and sources.

We provide an Par Meters buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Par Meters currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of Par Meters has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an Par Meters?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your Par Meters.
  5. Customer Ratings: Number ratings grade Par Meters objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Par Meters.
  7. Product Quality: You don’t always get what you pay for with an Par Meters, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an Par Meters is should be an indication of how long it will work out for you.

We always remember that maintaining Par Meters information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Par Meters is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.

FAQ:

Q: What kind of measurement is a Par meter?

A: A PAR meter, also known as a “quantum sensor” measures the intensity of light, the amount of electromagnetic radiation below a single source, or multiple sources of light. The easiest way to think of a PAR meter is to think of measuring light intensity.

Q: How long does a PAR light meter last?

A: The par light meter uses 2, 1.5v batteries with a life of 200 hours. The light meter measures 174 by 51 by 32 millimeters with an accuracy of +/- 4% rdg.

Q: Do you need a Par meter to grow indoors?

A: Growing indoors requires the use of grow lights to mimic the light from the sun. Grow lights come in different types all with varying light spectrum. Sometimes it becomes confusing as to how much lighting the crops need. This is where a par meter comes in handy.

Q: Which is the best Par meter for LED lights?

A: The sensor is also waterproof which can be beneficial after feeding your plants as to not break due to moisture. This PAR light meter is so good that it is backed by a 4-year warranty and is made in the USA. It works very well and is one of the best PAR meters available for LED lights.

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