The TS20 series of double-stage air compressors are a higher end compressor product developed by Sullair Asia Industrial Co., Ltd. The product uses the U.S. Sullair OEM double-stage compressor head, the U.S. OEM varactor air end, high efficiency NEMA motor and offers features including low power consumption and low noise. The TS20 series of products inherit the advantages of other product units, being the star product among Sullair compressors. The unit uses optimized designs, overall enclosure structure, high efficiency pneumatic inlet design, DH aluminum water separator and electronic discharge valve, with greater attention paid to noise reduction. The machine unit also offers converter apparatus for the convenience of higher end users and is very popular and well praised among customers.