Get your stationary gas engine air compressors from Grainger. Tanks include tank drain, pressure gauge and a rugged cast-iron compressor pump. They cycle On/Off while providing continuous air with an 80/20 duty cycle. Engines provide up to 30 HP and tanks up to 80 gallons. Heavy duty, 100% cast-iron, continuous-duty compressors feature a corrosion-resistant powder-coated finish for added durability. Buy stationary gas engine air compressors now!