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: photovoltaic testers – On-site I-V Characteristic Testing for PV Modules and Strings

photovoltaic testers supports measurements of up to 400V and 20A, with a maximum capacity of 8000W for PV modules or strings. It utilizes a four-wire connection method and incorporates an irradiance meter and temperature sensor to capture environmental parameters, enabling the rapid generation of I-...
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: Field weather stations provide stable collection and transmission of various atmospheric and environmental monitoring parameters

These highly integrated, high-precision observation systems feature low power consumption and simple on-site installation, allowing for rapid deployment without the need for complex debugging. Data is stored and managed via a dedicated cloud platform, making these stations ideal for long-term field...
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: Portable I-V Power Tester for Photovoltaic Power Plants: On-Site I-V Characteristic Testing of PV Strings

Designed for photovoltaic (PV) power plants, this portable I-V power tester supports measurements up to 1500V and 20A, and is compatible with PV strings with a power rating of up to 30kW. It captures key parameters—including open-circuit voltage, short-circuit current, and maximum power—while simu...
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: Weather Instruments Supports High-Precision Meteorological Data Collection in Field Environments

Weather Instruments is a highly integrated, low-power observation system designed for rapid deployment. It features solar power supply, cloud platform connectivity, 4G network support, and sensor expansion capabilities. It also includes SMS-based threshold alerts, making it suitable for diverse moni...
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: Electrical Power Analyzer enables multi-channel power grid parameter acquisition and the detection of harmonics and unbalance

Electrical Power Analyzer supports the simultaneous acquisition of four voltage and four current channels. It measures voltage and current amplitude, phase, frequency, and power factor; detects harmonics (from the 2nd to the 64th order), total harmonic distortion (THD), voltage flicker, and fluctuat...
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: Shandong Fengtu, a manufacturer of meteorological stations, offers high-precision weather observation equipment designed for field use

Meteorological stations produced by Shandong Fengtu feature high integration and low power consumption. They support rapid installation and commissioning, and come complete with sensors, data loggers, solar-powered mounting structures, and a cloud platform—making them well-suited for field monitori...
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: Series power supply for EL-Based Internal Defect Detection in Photovoltaic Modules

Designed specifically for the "reverse-powering" (reverse-bias) technique used in photovoltaic (PV) power plants, the Series power supply converts AC power into a controlled DC supply to induce electroluminescence (EL) in PV modules. When paired with an EL imaging device, it enables the de...
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: Shandong Fengtu, a manufacturer of meteorological monitoring instruments, produces advanced weather observation equipment

Shandong Fengtu offers integrated, high-precision weather observation equipment designed for low power consumption. It supports 4G connectivity and sensor expansion, operates on solar power, and features an IP66 protection rating. The system is designed for rapid deployment in various fields—such a...
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: Odor gas detector On-site Monitoring of Odorous Pollutants in Compliance with the GB14554 Standard

Odor gas detector Designed for either intermittent or 24-hour continuous monitoring, this system measures odor concentration (OU value), ammonia, and hydrogen sulfide. It features a multi-sensor array where individual sensors can be hot-swapped and calibrated separately. A 7-inch touchscreen provide...
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: Integrated Four-Parameter Weather Station for Field Meteorological Data Collection (Temperature, Humidity, Wind Speed, and Wind Direction)

The integrated four-parameter weather station is a highly compact, low-power, and high-precision meteorological observation system. It monitors temperature, humidity, wind speed, and wind direction. The complete setup includes sensors, a data logger, a solar power supply, a mounting mast, and a clou...
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