| Item | Unit | Technical Parameters | ||
| Model | SDT-48 | SDT-50 | ||
| Passenger travel bus | M | 9-10 | 10-45 | |
| Cooling capacity | Kw | 45-48 | 48-50 | |
| Refrigerant | R134a | |||
| voltage | V.DC | 24 | 24 | |
| Compressor model | BITZER6PFCY | BITZER6PFCY | ||
| Evaporator | Form | Tubular (internal thread, hydrophilic foil) | ||
| Fan | Form | Centrifugal | ||
| Air volume | M³/h | 7600 | 11400 | |
| Condenser | Form | Tubular (internal thread, aluminum foil) | ||
| Fan | Form | Axial flow | ||
| Air volume | M³/h | 12600 | ||
| Dimensions | mm | 2115x754x1090 | 2060x788x1295 | |
| Control System | Three wind speed (manual / CNC), temperature 15-30 ℃ (continuously adjustable) | |||
| Total current | A | ≤120 | ≤150 | |
| safety devices | High voltage switch | Mpa | 2.6 | |
| Low voltage switch | Mpa | 0.05 | ||
| Fresh air device | Standard | |||
1, The overall layout of a compact, space-saving, easy to install, at the same time, easy to balance the vehicle; 2, Double duct design, so that the wind is more uniform, soft and comfortable; 3, The use of low power consumption, low noise, long life, large air volume of the condensing fan and evaporative fan, high-quality configuration to ensure that the product of high quality; 4, The use of efficient internal copper brass and efficient corrugated heat sink, energy efficiency, reduce emissions, good operating economy; the same time, the cold capacity, the car, the cooling speed inside, the effect is good.