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Solar Module EL Defect Tester Machine. Lifetime Warranty: Comprehensive lifetime warranty coverage for all mechanical defects. High Resolution Detection: 4928*3264 resolution reveals microcracks and invisible defects. Multi-Defect Identification: Detects cracks, black spots, mixed wafers, and cold solder joints. Yield Improvement: Identifies defective modules before lamination to improve line yield. Large Sample Capacity: Supports sample sizes up to 2200mm*1100mm for large modules. Flexible System Design: Tests both framed and unframed modules before or after lamination. Automated Software: Auto-classifies defects and saves images with barcode naming. Excellent After-Sales: Provides excellent after-sales service support for global clients.