?Main Specifications TYPE: WT(D)6500SD Output: 8.5kW to 8.8kW Speed: 3000~3600r.p.m The set adopts GASOLINE OR DIESEL GENERATING. The welding current is smooth and steady, and spark-less, welding seam is smooth. With AVR of precise double characteristics, the welding current adjusting range is large(50A-180A) which can meet various welding technological requirements. The set has many usages. Besides welding, it can supply alternative current (220V,5kW OR 380V,5kW) which can power other electric tools. The set is light in weight, compact, easy to move with cart, safe and reliable