Pyranometers & Sensors for power plants monitoring

Experience unparalleled accuracy in solar irradiance and temperature measurement. Ensure optimal performance of your power installations.

Pyranometers

High-quality, accurate, and durable pyranometers for precise solar irradiance measurements.
Anemometers

Reliable, accurate, and durable anemometers for precise wind speed measurements.
Temperature sensors

Accurate, reliable, and durable temperature sensors for consistent readings.
featured products

Advanced Sensing Solutions

Sunmeter 2 PRO LED – Advanced Photovoltaic Pyranometer

IEC 60904-2 compliant, ensuring the highest standards in photovoltaic device measurement and calibration- Output: RS485-MODBUS

Precision-engineered photovoltaic pyranometer for unparalleled solar irradiance measurement accuracy.

Sunmeter 2 – 485 Pro Wind LED – Advanced Solar Measurement Solution

IEC 60904-2 certified, ensuring the highest standards in photovoltaic device measurement and calibration (with combination of Anemometer & Temmeter sensors which are sold separately).

3-in-1 sensor for solar irradiance, temperature, and wind speed via RS485 Modbus.

Litemeter Modbus Pro – Digital Photovoltaic Pyranometer

Litemeter PRO: Advanced solar irradiance sensor with monocrystalline silicon cell for precise and reliable solar radiation measurement.

PYR1-420 – Class B Thermopile Pyranometer

ISO 9060:2018 Class B certified, ensuring adherence to international standards for solar radiation measurement instruments.

Professional-grade Class B Thermopile Pyranometer for high-precision solar radiation measurement in meteorological and photovoltaic applications.

EnvMeter PRO Temperature Sensor

Based on a PT100 temperature sensor

Envmeter pro is a high precision temperature sensor based on a PT1000 temperature sensor, and designed for meteorological use.

Pulse Output Anemometer

IEC 61400-12-1 compliant, all-aluminum construction with optional anti-icing system

Durable aluminum cup anemometer with pulse output for precise wind speed monitoring

Sunmeter Pro Certified – Calibrated by Fraunhofer Institute

IEC 60904-2 Certified, calibrated by Fraunhofer ISE (DAKKS accredited)-Output: RS485-MODBUS

Professional-grade solar irradiance sensor with Fraunhofer calibration

Understanding the Technology

Thermopile vs Photovoltaic Irradiance Sensors

Thermopile
Spectral response
Thermopile spectral response chart
The Thermopile spectrum is flat and its behavior does NOT correspond to PV module.
Radiation reflection
Thermopile radiation reflection diagram
Behavior does NOT correspond to PV module.
Irradiance sensor
Spectral response
Irradiance sensor spectral response chart
The Irradiance sensor spectrum behavior correspond to PV module
Radiation reflection
Irradiance sensor radiation reflection diagram
Light reflection on flat glass · Behavior does correspond to PV Module
PV module
Reference
Spectral response
PV module spectral response chart
Reference baseline
Radiation reflection
PV module radiation reflection diagram
Reference baseline
Normal glass radiation reflection VS Photovoltaic (PV) glass radiation reflection
Normal glass
Normal glass reflection diagram

A higher ratio of incoming solar ray is reflected when they are not prepandicular

Photovoltaic (PV) glass
PV glass reflection diagram

Minimize the reflection of solar irradiance

Our sensors use Photovoltaic glass,
so they guarantee the Same Behavior

In addition they guarantee
Durability + Stability

Solar panel (PV module)
Solar panel diagram

Reference

Explore Irradiance Sensors
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Protection against lightning

Protects irradiance sensors and photovoltaic monitoring equipment from lightening induced overvoltages. Discover Blitz-Wall!

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TÜV ISO 9001 Certification

Strict Q.M.S. for ISO 9001:2015 regarding irradiation and temperature sensors and calibrations.

EMC
Certification

Electromagnetic Compatibility, equipment and systems do not interfere.

IEC61724-1
‍Compliant

Product durability gold standard for crystalline silicon photovoltaic products.

IEC6090-2
‍Compliant

Product durability gold standard for crystalline silicon photovoltaic products.
why us

We create sensors with the highest standards.

Our commitment to quality ensures you receive the most reliable data possible.  Each sensor undergoes rigorous testing to meet international standards (like IEC 61215, ISO 9001:2015) and individual calibration for precise measurements across a wide temperature range.

certifications
Our services

Precision instrument calibration service.

provide accurate, reliable, fully-certified recalibration of photovoltaic and thermopile pyranometers or solarimeters either in the field or in the laboratory for solar farms and photovoltaic plants world-wide.

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Photovoltaic Sensor TestingPhotovoltaic Sensor Testing with an Oscilloscope
about soluzione solare

Precision, quality and stability.

Today Soluzione Solare is an international brand, specialized in the production of high performance sensors for the measurement and monitoring of solar radiation and temperature in renewable energy plants, photovoltaic systems and weather gauges.

About us
News

Latest news and activities.

all articles
November 27, 2025

Sunmeter Pro Can Now be Configured via Android Devices with SMConfig Application

SUNMETER is the first PV reference cell (Silicon irradiation sensor) PV reference cell with RS485 Modbus output, on the market since 2009.Now you can configure it directly in the field, without bringing it back to your laboratory.All you need is an Android tablet or smartphone (minimum 4.5″ display). The app is compatible with most mid- […]

May 02, 2025

Soluzione Solare at Intersolar 2025: Where Italian tech meets the PV global market

At Intersolar Europe 2025 , Soluzione Solare presents its global vision: bring Italian engineering excellence of measures in solar energies to regions committed to sustainable energy transitions markets worldwide. From May 7 to 9 , we’ll be at Hall B4 – Booth 530 at Messe München , showcasing a complete line of next-generation irradiance and […]

June 09, 2025

ENV 4: Solar Temperature Sensor for Sunmeter

📈 Enhance Your Solar Monitoring with ENV 4 Now available, ENV 4, the latest innovation in our line of solar monitoring solutions! This new low-cost analog temperature sensor allows you to connect two temperature sensors to the Sunmeter. Thus, now we can have 3 data at the same time with no extra cost; Irradiation, Module […]

our story

How Soluzione Solare has been founded.

In 2001 the founder Andrea Calatroni joined an innovative company producing and installing photovoltaic systems.

Enriched with this knowledge, Andrea founded Soluzione Solare in 2007. The experience gained building photovoltaic systems led to the development of Soluzione Solare’s range of high-performance photovoltaic products.

become a partner

Why partner with Soluzione Solare ?

  • Quality guarantee – Soluzione Solare produces only high performance with high precision-made products.

  • Certified products – We insist on rigorous testing, meeting ISO, IEC and WMO standards.

  • Easy shipping – Our products are lightweight (less than 1/2Kg or 1lb) and durable, so easy to ship.

  • Low maintenance – Soluzione Solare products are robust, weather resistant and low maintenance.

partner with us
Installation of a photovoltaic pyranometerSoluzione Solare's team
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