Solar panel system

Soiling Steals 4–7% of Solar Output: PV Cleaning Robots Hit the Fast Lane

MULTIFIT brings intelligent cleaning solutions to the whole lifecycle of solar plants

Dust and soiling reduce global solar power output by an average of 4–7% each year, according to the IEA PVPS Programme, with far heavier losses in arid and dusty regions. As the world’s installed PV base keeps expanding, plant operators are shifting focus from construction cost to lifetime energy yield — and cleaning robots are emerging as one of the fastest-growing categories in PV operation and maintenance (O&M) equipment.

According to QYResearch, the global PV cleaning robot market reached approximately USD 287 million in 2025 and is expected to grow to USD 693 million by 2032, a compound annual growth rate of 12.07%.

China is both the largest consumer market (42.91%) and the leading production base (71.37%), while India and the Middle East are the fastest-growing regions. In water-scarce desert and semi-arid areas, automated water-free cleaning is proving increasingly economical, replacing manual washing that carries high labor costs and safety risks.

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◆ Responding to the Trend

Responding to this trend, MULTIFIT has made PV cleaning robots a signature product line, with an annual capacity of 2,000 units and applications covering both utility-scale plants and distributed rooftops. Robotic cleaning helps recover soiling losses while cutting labor costs and safety risks, and adapts to long-range, large-span array layouts.

Combined with the MU-SGPS grid-tied systems and M-ESS energy storage products, MULTIFIT offers one-stop capabilities spanning power generation, storage and cleaning O&M. A national high-tech and specialized enterprise, the company exports to more than 100 countries.

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“O&M is a key variable in the lifetime return of a PV plant, and cleaning is the most direct lever for efficiency,” said a spokesperson for MULTIFIT. “We will keep refining the reliability and scenario adaptability of our cleaning robots, helping plant owners worldwide turn visible losses back into deliverable energy.”

As cumulative capacity grows and water constraints tighten, automated and unmanned cleaning is set to become standard practice. MULTIFIT looks forward to working with global partners to advance intelligent PV O&M.

About MULTIFIT

Founded in 2009 and headquartered in Beijing with a manufacturing base in Shantou, MULTIFIT operates under the dual brands MULTIFIT and Vmaxpower, specializing in distributed PV systems and photovoltaic cleaning robots, with products exported to more than 100 countries.

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Post time: Nov-11-2026

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