| model | SPR-5545 | SPR-4525 |
| voltage | 220V 1∮ 50-60Hz | 380V 3∮ 50-60Hz |
| power | 2kw | 9kw |
| packing size | L+H≤500 W+H≤400(H<130) | L700*W350*H200 |
| Seal knife /shrink tunnel dimensions | 550×450mm | L1000*W450*H250 |
| speed | 15-25pcs/min | 15-30pcs/min |
| air source | 6-8Kg/cm² | 6-8Kg/cm² |
| Maximum current | 10A | 25A |
| machine weight | 210KG | 250KG |
| machine size | L1750*W820*H1580mm | L1300*W700*H1465mm |