AF-OH-20 Elevator Hydraulic Oil Buffer
| Parameter | Unit | OH-20 |
| Rated speed | m/s | ≤2.0 |
| Impact mass range | kg | 1000~5300 |
| Maximum buffer stroke S | mm | 290 |
| Height H | mm | 915 |
| HL-46 Oil mass | L | 2.6 |
| Base plate dimension B×A | 125×270 | |
| Installation dimension b×a | 100×210ר18 |


















