2000W off-grid Solar home system 1.with high-eff pv solar moudle 2.certificates:CE, IEC, TUV, 3. ... Co., Ltd. was established in July 2008, it is a high-tech enterprise integrating research, development, production and sale of solar ... with certificate.EVA: Anti-aging EVA with TUV certificate. 2000W HIGH PROFILE off-grid Solar home system