YongHeng YH-QB01 High Pressure Compressor, 30MPA, 2800r/min, 110V USED Posted on May 9, 2024 by admin USED Unit powers on. YongHeng YH-QB01 High Pressure Compressor, 30MPA, 2800r/min, 110V. The item you receive may not be the exact one pictured when multiple items are listed. UPS 3 Day Select. UPS 2 Day Air. Your business is important to us.