Introducing the D series air cooler, an exceptional range of indoor cooling equipment perfectly designed to complement your condensing units for various cold room applications. Harbin Dongan Building Sheets Co., Ltd. proudly presents three meticulously crafted sub-series tailored for specific temperature needs: the versatile DL, DD, and DJ models. The DL air cooler is ideal for maintaining a fresh-keeping environment around 0ºC, making it perfect for fresh-keep cold storage. The DD series excels at approximately -18ºC, providing optimal conditions for standard cold storage needs. For those requiring extreme cooling capabilities, the DJ series is engineered for temperatures plummeting below -25ºC to -30ºC, making it an impeccable choice for blast freezer rooms. Experience unmatched cooling performance with our Cold Room Cooler, operating at 380V voltage for peak efficiency.