Fienzio EY-1800 watt Solar Tester (5-1800W) Review – Pros & Cons – Fienzio EY-1800W

The Fienzio EY-1800 watt Solar Tester (5-1800W) is like a doctor for your solar panels. It helps you check if they are healthy and working well. This tool can measure how much power, voltage, and amp your panels are producing. It has an upgraded measuring range, so it can test many different sizes of solar panels. It’s smart because it uses MPPT technology. This helps find the best way for your panels to send out power. So, whether you have a small RV setup or a larger system, the Fienzio EY-1800 watt Solar Tester (5-1800W) can help.

This Fienzio EY-1800 watt Solar Tester (5-1800W) is easy to use, and you don’t need a science degree. The screen shows you clear numbers, even when the sun is bright. It can test panels ranging from 5 watts all the way up to 1800 watts. It also checks voltage between 20 and 120 volts, and current from 0 to 60 amp. This wide range makes it useful for many solar power setups, from picnics to bigger industry applications. Plus, it has safety features to protect you and your equipment. It’s like having a reliable manual for your solar panels, helping with their management and troubleshooting.

Think of the Fienzio EY-1800 watt Solar Tester (5-1800W) as a detective for your solar system. If your panels aren’t making enough power, this tool can help you find out why. It can check individual panels to see if one is not working right. This can save you time and money in the long run. It’s also portable, so you can easily take it to different locations, like for RV setups or remote games. While it doesn’t help with baby care or organizing jigs, it’s a valuable tool in the solar energy world. It helps ensure your solar panels are working their best, giving you the most power from the sun.

FEATURES:
– Tests panels up to 1800W
– Measures voltage (20-120V)
– Checks current (0-60A)
– Smart MPPT for best power
– Finds panel problems
– Easy to use for testing
– Shows solar panel data
– Upgraded measurement range
– Multifunction tool
– For PV panel testing

The Fienzio EY-1800 watt is a tool that helps you check your solar panels. It can test panels up to 1800 watt and measure their voltage and current. It has a smart feature to find the best power from the panel and can help find problems. The tester is easy to use and shows you the important information about your solar panel. It has an upgraded range for measurements and does many things for testing PV panels.

PROS:
– Wide power range
– High voltage range
– Good current range
– Smart MPPT tools
– For PV panel data
– Helps troubleshoot
– Upgraded range
– Tests solar panels
– Measures panel data
– Portable design

CONS:
– Lower voltage limit
– Not for panels below 20V
– Fluctuating auto readings
– Possible inaccurate readings
– May need another meter
– Slow to find MPP
– Short duty cycle
– Can jump readings
– Cost may not be worthwhile
– Only up to 120V

This Fienzio solar panel tester is a tool that can check how well your solar panels are working. It can measure a wide range of power, voltage, and current, which is good for different types of solar panels. It has smart features to help find the best power point and can show you the panel’s information to help fix problems. It’s portable, but it won’t work for very low voltage panels (below 20V) and the readings it gives can sometimes change or be a bit off, so you might need another tool to double-check. Also, it might take a little while to find the best power point, it only tests for a short time, and the readings can jump around. It can only handle panels up to 120V, and some people might think it costs too much for what it does. Read more…









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EY-1800W Solar Panel Tester MPPT Photovoltaic Panel Multimeter, Upgraded Measuring Range (5~1800W, 20~120V, 0~60A), Smart MPPT Tools for Testing Solar PV Panel Data and Troubleshooting


EY-1800W Solar Panel Tester MPPT Photovoltaic Panel Multimeter, Upgraded Measuring Range (5~1800W, 20~120V, 0~60A), Smart MPPT Tools for Testing Solar PV Panel Data and Troubleshooting

$103.99 @ Amazon.com (Save 10%)

Product Description

Enhanced Testing Power: Measures solar panel power output from 5W to 1800W, voltage from 20V to 120V, and current from 0A to 60A, making it suitable for a wide range of solar applications, from residential systems to commercial installations. This comprehensive range allows for quick diagnostics and optimizations, ensuring better performance and higher returns on investment.

Doubled Voltage Range: The upgraded EY-1800W features a voltage range of 20-120V, enabling the tester to support solar panel combinations with series connections below this limit, greatly enhancing testing capabilities for complex photovoltaic systems and meeting higher voltage application scenarios.

Ultra Clear LCD Display: Features a large, easy-to-read LCD screen that provides clear visibility of measurements even in bright sunlight, ensuring accurate data viewing during testing.

Safety Multi-Protection: Features over-voltage, over-temperature, over-current, and reverse polarity protection, ensuring a safe testing process. No additional power supply is required, simplifying usage.

Portable Design: Weighing only 470 grams and equipped with EVA packaging and various connecting cables, it’s easy to carry and store, and suitable for a wide range of solar applications.

Product Details
Brand: Fienzio
Model #: EY1800W
Color: Green
Price: $103.99 (Save 10%)
EY-1800W Solar Panel Tester MPPT Photovoltaic Panel Multimeter, Upgraded Measuring Range (5~1800W, 20~120V, 0~60A), Smart MPPT Tools for Testing Solar PV Panel Data and Troubleshooting

EY1800W Solar Panel Tester, DC/AC Solar Power Meter, Photovoltaic Panel Multimeter, Auto & Manual MPPT, Open Circuit Voltage, Maximum Power Point Power/Voltage/Current, Backlit LCD Display


EY1800W Solar Panel Tester, DC/AC Solar Power Meter, Photovoltaic Panel Multimeter, Auto & Manual MPPT, Open Circuit Voltage, Maximum Power Point Power/Voltage/Current, Backlit LCD Display

$99.19 @ Amazon.com

Product Description

Upgraded Version: EY1800W solar panel tester upgraded to be capable of measuring the solar power up to 1800W and voltage up to 120V

MPPT: Solar power meter supports Auto MPPT detection & Manual MPPT detection, automatically adjusting the test interval based on the current power value and refreshing the display accordingly

Measuring Capacity: Solar panel tester power meter measures PV panel max. power point power/voltage/current, and PV panel open circuit voltage

Safety Protections: Solar power meter equipped with protections against over voltage, over temperature, over current, reverse connection, and overrated power

Backlit LCD Screen: Solar AC DC power meter designed with a HD LCD display with backlight for clear reading even in sunlight, with full automatic VOC voltage readable in any mode

Energy Saving: Solar panel meter comes with a pair of alligator clips to connect to the solar panel (NOT included), no need of extra power supply

Product Details
Brand: WQV
Color: MULTI
Dimensions: 3.15 X 1.18 X 6.5 Inches (Length X Width X Height)
Price: $99.19
EY1800W Solar Panel Tester, DC/AC Solar Power Meter, Photovoltaic Panel Multimeter, Auto & Manual MPPT, Open Circuit Voltage, Maximum Power Point Power/Voltage/Current, Backlit LCD Display

ELEJOY 1800W Solar Panel Tester MPPT Photovoltaic Multimeter & Watt Meter Smart Portable Tool for Solar PV Panel Data & Troubleshoot Measures Power Output, Performance, and Open Circuit Voltage


ELEJOY 1800W Solar Panel Tester MPPT Photovoltaic Multimeter & Watt Meter Smart Portable Tool for Solar PV Panel Data & Troubleshoot Measures Power Output, Performance, and Open Circuit Voltage

$110.89 @ Amazon.com

Product Description

【Real-Time Measurements】Accurately measures the Output Power of solar panels at their Max Power Point (Pmax), Performance, Open Circuit Voltage (Voc), and Short Circuit Current (Isc).

【Portable】Lightweight and portable equipped with EVA tool kit , this tester is designed for easy use in the field. No batteries are required—simply connect to your solar panel to start testing immediately.

【Easy to Use Interface】The solar panel multimeter features an LCD display for easy reading and operation, allowing users to quickly and accurately measure various parameters.

【Expert Troubleshooting Made Easy】With a maximum current rating of 60A and a rated voltage of 120V,quickly identify performance issues, compare actual output against specifications, and assess multiple panels effortlessly for comprehensive system diagnostics.

【Easy to Connect】The MPPT Solar Controller comes with MC-4 connectors and alligator clips included, making it easy to set up and use.

Product Details
Brand: elejoy
Model #: EY1800w
Size: 1800w
Color: Green+White
Dimensions: 6.5 X 3.15 X 1.18 Inches (Length X Width X Height)
Price: $110.89
ELEJOY 1800W Solar Panel Tester MPPT Photovoltaic Multimeter & Watt Meter Smart Portable Tool for Solar PV Panel Data & Troubleshoot Measures Power Output, Performance, and Open Circuit Voltage

FrogBro 1800W Solar Panel Tester Photovoltaic Multimeter, Troubleshooting Tool with Smart MPPT Display, Upgraded Measuring Range (5~1800W, 20~120V, 0~60A) for Solar PV Panel Testing and Data Analysis


FrogBro 1800W Solar Panel Tester Photovoltaic Multimeter, Troubleshooting Tool with Smart MPPT Display, Upgraded Measuring Range (5~1800W, 20~120V, 0~60A) for Solar PV Panel Testing and Data Analysis

$104.99 @ Amazon.com

Product Description

Enhanced PV Tester: The FROGBRO 1800W Solar Panel Tester can measure solar panels with output power ranging from 5W to 1800W, voltages from 20V to 120V, and currents up to 60A. This makes it suitable for a wide range of solar applications, including residential and commercial systems.

Double Voltage Range: The PV Panel Tester's voltage range is upgraded to 20V to 120V, supporting series-connected solar panels below this limit, making it ideal for more complex PV systems.

Clear LCD Display: The tester features a large, easy-to-read LCD screen that clearly displays measurements even in direct sunlight, ensuring accurate data during testing.

Multiple Safety Protections: Equipped with overvoltage, overheating, overcurrent, and reverse polarity protection, the tester ensures safe operation. It also requires no batteries - just connect to the solar panel and start testing.

Compact Design: Weighing only 460 grams and housed in a durable EVA box, this tester is lightweight and easy to carry. It comes with MC4 and alligator clip cables for use with a variety of solar installations.

Product Details
Brand: FROGBRO
Model #: 1800W
Color: Green
Dimensions: 3.2 X 1.2 X 6.3 Inches (Length X Width X Height)
Price: $104.99
FrogBro 1800W Solar Panel Tester Photovoltaic Multimeter, Troubleshooting Tool with Smart MPPT Display, Upgraded Measuring Range (5~1800W, 20~120V, 0~60A) for Solar PV Panel Testing and Data Analysis

GladJoJoY Upgrade 1800W Solar Panel Tester MPPT Photovoltaic Panel Multimeter, Smart MPPT Tools for Testing Solar PV Panel Open Circuit Voltage & Troubleshooting, LCD & Multiple Safety Protections

GladJoJoY Upgrade 1800W Solar Panel Tester MPPT Photovoltaic Panel Multimeter, Smart MPPT Tools for Testing Solar PV Panel Open Circuit Voltage & Troubleshooting, LCD & Multiple Safety Protections

$94.99 @ Amazon.com

Product Description

At GladJoJoY, we’re all about providing top-notch tools to make your life simpler and your work more efficient. We take quality seriously—every product undergoes thorough testing to meet our high standards. But hey, we get it—sometimes things don’t go as planned! If you ever have any questions or run into issues, just give us a shout. We are more than happy to provide you with answers and assistance at any time. We offer a 12-month warranty, so you can use it with confidence.

【Upgraded series function】Say goodbye to the limits of the EY-1600W! Our upgraded 1800W solar panel tester steps up its game by handling both parallel and series-connected panels—something the old version couldn’t pull off. With a power range of 5W to 1800W, voltage from 20V to 120V, and current up to 60A, it’s ready to tackle complex solar systems and high-voltage challenges.From small setups to big solar arrays, this tester’s got your back with precision, speed, and a whole lot of confidence.

【Your Solar Advisor】 Our solar multimeter is the perfect tool for testing the voltage, current, and power of your solar panels, helping you quickly assess whether your solar system is working at its best. It also lets you compare the quality of different solar panels. Plus, it’s great for finding the optimal angle or position for your panels, ensuring you get the most out of every ray of sunlight. Think of it as your solar advisor—making sure your panels are always running at peak performance!

【Clear LCD Display】Enjoy hassle-free solar testing with our solar tester’s upgraded large LCD screen that’s easy to read, even under bright sunlight! It automatically reads VOC voltage in any mode—making solar checks quicker than ever. Whether you’re testing portable solar setups, foldable panels, solar kits, or even car/boat rooftop panels, this tool’s got you covered. No need for batteries—just plug the cables into your panels and start testing! It’s that easy!

【Multiple Safety Protections】Our solar multimeter is packed with multiple safety protections, including overvoltage, overheating, overcurrent, and overload safeguards, ensuring you can work with confidence. It comes with two long MC4 cables and two alligator clip cables, making it versatile for various connection needs. (Important: The total panel power should not exceed 1800W. Always disconnect your solar panels from other devices or loads before testing!)

Product Details
Brand: GladJoJoY
Model #: SL1800W
Color: Green White
Dimensions: 6.3 X 3.1 X 1.2 Inches (Length X Width X Height)
Price: $94.99
GladJoJoY Upgrade 1800W Solar Panel Tester MPPT Photovoltaic Panel Multimeter, Smart MPPT Tools for Testing Solar PV Panel Open Circuit Voltage & Troubleshooting, LCD & Multiple Safety Protections

GOWENIC EY 1800W Solar Panel Tester, MPPT Photovoltaic Multimeter with LCD Screen and Backlight, Measuring Range (5~1800W, 20~120V, 0~60A), for Solar PV Testing


GOWENIC EY 1800W Solar Panel Tester, MPPT Photovoltaic Multimeter with LCD Screen and Backlight, Measuring Range (5~1800W, 20~120V, 0~60A), for Solar PV Testing

$66.27 @ Amazon.com

Product Description

Maximum Power Point Testing: This MPPT photovoltaic panel multimeter can accurately test maximum power point and opencircuit voltage, providing essential data for optimizing solar panel performance.

Data Display: Pmax indicates the maximum power point power. Vmp indicates maximum power point voltage. Imp indicates maximum power point current. Voc indicates open circuit voltage.

Clear Backlight: Equipped with a high definition LCD screen and backlight, this multimeter offers excellent visibility even under direct sunlight, making it easy to read and interpret results.

Solar Powered Design: This solar panel multimeter is powered directly by solar panels, without the need for additional batteries, offering an cost effective solution for your measurement needs.

Manual Auto Mode: In manual measurement mode, the multimeter automatically adjusts the test interval according to the current power value. The higher the power, the longer the interval, and refreshes the digital display. In automatic measurement mode, the multimeter tests and refreshes the digital display according to the current power value.

Product Details
Brand: GOWENIC
Model #: GOWENICmg2rnpi3h9
Color: #611
Dimensions: 8.66 X 7.48 X 2.36 Inches (Length X Width X Height)
Price: $66.27
GOWENIC EY 1800W Solar Panel Tester, MPPT Photovoltaic Multimeter with LCD Screen and Backlight, Measuring Range (5~1800W, 20~120V, 0~60A), for Solar PV Testing

Elejoy 1600W Solar Panel Tester MPPT Photovoltaic Panel Multimeter Upgraded EY-1600W with Ultra Clear LCD Display, Smart MPPT Tools for Testing Solar PV Panel Data and Troubleshooting (EY-1600W)


Elejoy 1600W Solar Panel Tester MPPT Photovoltaic Panel Multimeter Upgraded EY-1600W with Ultra Clear LCD Display, Smart MPPT Tools for Testing Solar PV Panel Data and Troubleshooting (EY-1600W)

$99.99 @ Amazon.com

Product Description

UPGRADED EY-1600W: Compared to the previous generation, our exclusive new EY1600W can double the maximum test power. You can use it to test any 5-1600W single solar panel or parallel solar panel combination (Note: due to the combination of solar modules in series, the current can exceed 60A, so combinations in series and over 60A cannot be tested. )

SOLAR PANEL SPEC TESTER: Our solar panel multimeter is designed to detect the voltage, current and power of the solar panel and assess whether your solar PV is working well. And distinguish the quality difference between different brands of photovoltaic modules with our solar tool. Or to find the best angle or space for the solar panel position.

EXCLUSIVE IMPROVED TESTER: Upgrade with large LCD screen can be read clearly in sunlight. And the fully automatic VOC voltage can be read in any mode. Suitable for portable solar panels, foldable solar panels, solar PV kits, car/boat solar energy, roof solar panels etc.

COMPACT AND PORTABLE: Our intelligent MPPT solar panel tester is packed with an EVA package, two kinds of connecting cables for different connection requirements, and the total weight is only 176g. You can put it in any of your toolkits or carry it with you like a wallet.

NO BATTERY REQUIRED - Our solar PV tester does not require a battery, just connect the cables to the solar panel, then it can work. It has two MC4 connection cables and two crocodile clip cables long enough.

MULTI PROTECTION FOR SAFETY - Our multimeter solar tester has multiple protection functions such as over-voltage protection, over-temperature protection, over-current protection and over-voltage protection. Ensure safe working for the user. (Important, the total power of the panel should not exceed 1600 W).

Product Details
Brand: Fienzio
Model #: EY-1600W
Color: Red, Yellow
Dimensions: 7.8 X 4.7 X 2.4 Inches (Length X Width X Height)
Price: $99.99
Elejoy 1600W Solar Panel Tester MPPT Photovoltaic Panel Multimeter Upgraded EY-1600W with Ultra Clear LCD Display, Smart MPPT Tools for Testing Solar PV Panel Data and Troubleshooting (EY-1600W)

FrogBro 1800W Solar Panel Tester – PV Multimeter with Smart MPPT & HD OLED Display for Solar Panel Diagnostics and Data Analysis


FrogBro 1800W Solar Panel Tester – PV Multimeter with Smart MPPT & HD OLED Display for Solar Panel Diagnostics and Data Analysis

$149.99 @ Amazon.com

Product Description

Enhanced PV Tester: The FROGBRO 1800W Solar Panel Tester can measure solar panels with output power ranging from 5W to 1800W, voltages from 20V to 120V, and currents up to 60A. This makes it suitable for a wide range of solar applications, including residential and commercial systems.

Double Voltage Range: The PV Panel Tester's voltage range is upgraded to 20V to 120V, supporting series-connected solar panels below this limit, making it ideal for more complex PV systems.

Larger & Clearer: This tester features a more vibrant and higher-contrast OLED display, which has virtually no viewing angle restrictions. Colors and brightness remain stable even when viewed from the side, and measurements remain clearly visible even under direct sunlight, ensuring data accuracy during testing.

Multiple Safety Protections: Equipped with overvoltage, overheating, overcurrent, and reverse polarity protection, the tester ensures safe operation. It also requires no batteries - just connect to the solar panel and start testing.

Compact Design: Weighing only 186g(0.41lb) and housed in a durable EVA case, this tester is lightweight and portable. Its separate stainless steel connectors simplify operation, helping you work efficiently. It's compatible with various solar panel setups.

Product Details
Brand: FROGBRO
Model #: FK-PT1800W
Color: Red
Dimensions: 7 X 5 X 3 Inches (Length X Width X Height)
Price: $149.99
FrogBro 1800W Solar Panel Tester – PV Multimeter with Smart MPPT & HD OLED Display for Solar Panel Diagnostics and Data Analysis

ZIBOO FT-1000W Solar Panel Tester MPPT Meter - 1000W Max Power, 80V/35A PV Module Tester for Voc/Isc, Open Circuit Voltage & Short Circuit Current, with Backlight & Data Hold


ZIBOO FT-1000W Solar Panel Tester MPPT Meter - 1000W Max Power, 80V/35A PV Module Tester for Voc/Isc, Open Circuit Voltage & Short Circuit Current, with Backlight & Data Hold

$47.39 @ Amazon.com (Save 5%)

Product Description

⚡ Professional-Grade PV Testing Measures maximum power (Pmax) up to 1000W, open-circuit voltage (Voc: 12-80V), and short-circuit current (Isc: 35A) with ±0.8% accuracy, ideal for validating solar panel performance in R&D, manufacturing, and field maintenance.

⚡ MPPT Efficiency Optimization Tracks Vmp (80V) & Amp (35A) in real-time to identify panel degradation or shading issues, helping installers maximize energy harvest and ROI for residential/commercial systems.

⚡ Industrial Safety & Durability Rated CAT III 1000V/CAT IV 600V with double-insulated probes, meeting IEC/EN 61010 standards for safe use on high-voltage PV arrays and combiner boxes.

⚡ Smart Data Management Features data hold + backlit LCD for reading values in dark environments (e.g., rooftops)

✅ Engineered for Solar Professionals Auto-ranging simplifies operation for technicians, while IP54 dust/water resistance and low-power auto-off ensure reliability in outdoor installations.

Product Details
Brand: ZIBOO
Model #: FT-1000W
Color: Black orange
Dimensions: 5.51 X 2.99 X 1.26 inches (Length X Width X Height)
Price: $47.39 (Save 5%)
ZIBOO FT-1000W Solar Panel Tester MPPT Meter - 1000W Max Power, 80V/35A PV Module Tester for Voc/Isc, Open Circuit Voltage & Short Circuit Current, with Backlight & Data Hold

EY1600W Solar Panel Tester, Solar DC/AC Power Meter, Photovoltaic Panel Multimeter, Open Circuit Voltage Auto & Manual MPPT, Max. Power Point Voltage/Current, Backlit LCD Display


EY1600W Solar Panel Tester, Solar DC/AC Power Meter, Photovoltaic Panel Multimeter, Open Circuit Voltage Auto & Manual MPPT, Max. Power Point Voltage/Current, Backlit LCD Display

$72.99 @ Amazon.com

Product Description

Solar meter supports Auto MPPT detection & Manual MPPT detection to automatically adjusts the test interval according to the current power value and refreshes the display

Solar panel tester measures PV panel max. power point power/voltage/current, and PV panel open circuit voltage

Solar power meter has over voltage protection, over temperature protection, over current protection, reverse connection protection, and overrated power protection

Solar AC DC power meter designed with a HD LCD display with backlight for clear reading even in sunlight, with full automatic VOC voltage readable in any mode

Solar panel meter comes with 2x alligator clip cables to connect to solar panel (NOT included), no need of extra power supply

Product Details
Brand: VQP
Model #: EY1600W
Color: Yellow, White
Dimensions: 3.15 X 1.18 X 6.5 Inches (Length X Width X Height)
Price: $72.99
EY1600W Solar Panel Tester, Solar DC/AC Power Meter, Photovoltaic Panel Multimeter, Open Circuit Voltage Auto & Manual MPPT, Max. Power Point Voltage/Current, Backlit LCD Display

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