The air end adopts German technology and all models adopt direct-connected transmission, which makes the operation more stable. Optimized motor casing design: all designs of the oil lubricated screw air compressor meet international standards; innovative rotor design reduces the power loss of the motor by 40%. Wide voltage adaptation range makes the oil lubricated rotary screw air compressor more energy-saving and the air supply pressure more constant. https://www.aulisscomp.com/products/atmospheric-fixed-speed-screw-air-compressor.htmlAll Rights Reserved