Thermo King SB-110+ Trailer Refrigeration Unit

The Thermo King SB-110+ is the most compact unit in the SB+ trailer family, engineered for operators needing dependable refrigeration without excess capacity. It shares the robust TK486 engine and SR-2 controller with its larger siblings, ensuring parts commonality for fleets operating multiple SB+ models.

This unit is perfectly suited for 28 to 45-foot trailers engaged in regional transport of fresh produce, dairy, and floral items, where consistent temperature maintenance is key. It offers both cooling and heating functions powered by its efficient diesel engine and uses R-404A refrigerant. The SR-2 controller features a large, easily readable display and an ergonomically placed keypad.

Available in new and inspected used conditions, the SB-110+ is priced at $6,500. Its design emphasizes ease of operation and reliable performance for daily routes, making it an efficient and cost-effective choice for lighter-duty temperature-sensitive cargo applications.