... ,3P4W 3.four hours tested 4.Auto start with ATS emergency generator specification: Engine1. Cummins,perkins,Lovol,Deutz,Styer,Ricardo,Weichai Engine ... ), LCD display2. Four protection systems3. Emergency stop Optional:1. Trailer type2. Soundproof / water proof3. ATS (automatic transfer switch)4. Parallel system5. Remote system ...