Lovol Engines are with EPA Certificates. Ettes Power Lovol (Ex-Perkins) Generators are ranging from 20kva upto 150kva. Lovol Engine (Tianjin) Co., Ltd. (PLEL) was derived from Perkins Engine Co., Ltd by inheriting and absorbing the professional technology and experiences of Perkins UK, which is an advanced technology-oriented enterprise combining research, manufacture and sale of diesel engines.