Solar Module Microcracks Raise Performance, Warranty Risks
Cell microcracks can appear even when modules appear intact after installation
September 17, 2026
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In its 2026 PV Module Reliability Scorecard, solar testing lab Kiwa PVEL reported that 87% of the manufacturers it tested had at least one module fail a reliability test. Mechanical breakage was among the two biggest problem areas.
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B.S. Nagaraj
More articles from B.S. Nagaraj.
