The SF-550 is a high-performance truck refrigeration unit designed for reliable temperature control in transport applications.
| Unit Model | SF-550 |
| Applicable Temperature | 25°C ~ -20°C |
| Cooling Capacity (Environmental Temperature 35°C) |
0°C: 5000Kcal/5815W/19841BTU |
| -18°C: 3100Kcal/3605W/12300BTU | |
| Compressor Model | UX200 |
| Compressor Displacement | 200 cc/r |
| Condenser Type | P.F. |
| Condenser Fan Type | Axial Fan |
| Number of Condenser Fans | 2 Fans × 1000m³/h |
| Condenser Voltage | DC 12V / DC 24V |
| Evaporator Type | Inner screw tube and aluminium fin |
| Evaporator Fan Type | Axial Fan |
| Number of Evaporator Fans | 3 Fans × 1000m³/h |
| Evaporator Voltage | DC 12V / DC 24V |
| Power Consumption | ≤36A (DC 12V) / ≤20A (DC 24V) |
| Refrigerant | R-134a / R-404a |
| Defrost Type | Automatically hot air defrost |
| Structure | Integral unit |
| Electrical Standby System (optional) | AC 220V / AC 380V/ 415V |
| Dimensions | 1665 × 760 × 480 mm |
| Net Weight | 106 kg |