Tecumseh Products Company is an industry leader in developing compressors and condensing units that utilize hydrocarbon refrigerants R290 (propane) and R600a (isobutane). Tecumseh has been producing HC refrigerant-ready compressors for more than 12 years, mostly in Europe and South America. Today, its family of eco-friendly compressors numbers more than 150 models, including the globally available AE2 fractional horsepower compressor for commercial refrigeration.