3C SHOP 50 HP and below products can be purchased online. For products above this please contact us. GET IN TOUCH SHOP > Rotary Screw Air Compressor TYPES OF ROTARY SCREW Fixed Speed Variable Speed HORSEPOWER 2HP 5HP 10HP 15HP 20HP 30HP 40HP 50HP 60HP 75HP 100HP 125HP 200HP 300HP 350HP