Thermo King SB-230 Trailer Refrigeration Unit

The Thermo King SB-230 represents an advanced iteration of the SB series, featuring the SR-3 controller designed for superior monitoring and operational control. This unit facilitates remote setpoint management and is upgradeable for integrated wireless communications, enhancing fleet visibility and efficiency. It’s an ideal choice for maintaining precise temperature control in transit.

Key specifications include its single-temperature, nose-mount design, R-404A refrigerant, and a robust Thermo King diesel engine. The SR-3 controller with OptiSet Plus load profiles is a standout feature, allowing fleets to assign specific temperature and operational parameters to different commodities, significantly reducing the risk of driver error and load spoilage. Diagnostics are also conveniently accessed externally via an HMI with a USB port.

Available as inspected used units with confirmed engine hours, the SB-230 is priced at $5,000. Its design prioritizes ease of service and operational accuracy, making it a reliable component for modern logistics operations. The unit is designed for single-temperature applications, ensuring consistent cooling performance for a variety of goods.