Discover the exceptional D series of air coolers, expertly engineered to pair seamlessly with condensing units for a diverse array of cold room applications. This versatile indoor cooling solution is meticulously designed with three distinct sub-series tailored to meet specific temperature requirements. 1. DL Series: Ideal for maintaining freshness, this series excels in environments around 0ºC, making it perfect for fresh-keeping cold storage. 2. DD Series: Suited for conditions around -18ºC, this series is an excellent choice for standard cold storage needs. 3. DJ Series: Crafted for the utmost in cooling performance, this series operates efficiently in temperatures as low as -25ºC to -30ºC, making it indispensable for blast freezer rooms. Choose the D series air coolers for unparalleled performance and reliability, ensuring optimal conditions in all your cold storage requirements.