| Type | SZB33 | SZB28 |
| Displacement | 33CC | 28CC |
| Maximum Cooling Capacity | 9.5KW | 8.2KW |
| Refrigerant | R134a | |
| Maximum Operating Pressure | 2.5MPA | |
| Power Supply Voltage | DC 220V-450V | |
| Communication Voltage | DC 9V-32V | |
| Communication Type | PWM/LIN/CAN | |
| Speed Range | 1000rpm-8000rpm | |
| Maximum Discharge Temperature | 125 | |
| Protection Level | IP67 | |
| Weight | 5.8KG | 5.7KG |

