New-in-Crate Thermo King SLXI-400 Refrigerated Unit, Thermo King SLXi 400 Trailer Refrigeration Unit for trailers and containers, It is a high-performance, diesel-powered refrigeration unit designed for the temperature-controlled transport of perishable goods in large trailers and containers.  Suitable for refrigerated containers, the SLXi 400 ensures consistent cooling and precise temperature control, making it ideal for transporting goods such as food, pharmaceuticals, and other temperature-sensitive cargo, Capable of maintaining temperatures as low as -30°C for frozen goods and up to +25°C for chilled cargo, Rapid pull-down time ensures that goods reach and maintain the required temperature quickly, even in high ambient conditions while weighing 200lbs less! 4. Quiet and Low Emissions designed to operate quietly, making it ideal for urban environments and nighttime deliveries, Easy-to-use digital control system allows precise temperature adjustments and monitoring along with Advanced diagnostics to help with quick troubleshooting and maintenance.