| Main Configuration |
| Model | STSQ4A | Chassis Model | ST4-I |
| Boom Height | 5*4.5m≈22m | Hoisting Speed | 26(52)m/min |
| Max Load | 4t | Slewing Cycle | 2.8/min |
| Max Height | 20-22m | Max Speed | ≤50Km/h |
| Engine Model | ZS24 ZS30 | Rigger Span | 4.0x2.7m |
| Rated Power | 18.7 22Kw | Overall Size | 7.6x1.9x2.63m |
| Motor | 11KW | | |
