quality first, service first as the goal, to provide customers with high-quality products

| model | 2x-4a | 2x-8 | 2x-15 | 2x-30a | 2x-70a | 2x-100 | |
| pumping speed(l/s) | 4 | 8 | 15 | 30 | 70 | 100 | |
| ultimate pressure(≤pa) | without gas ballast | 6×10-2 | |||||
| with gas ballast | 6×10-1 | 1.33 | 1.33 | ||||
| power(kw) | 0.55 | 1.1 | 2.2 | 3 | 5.5 | 7.5 | |
| air inlet(mm) | kf25 | dn40 | dn40 | dn65 | dn80 | dn90 | |
| speed(r/min) | 420 | 320 | 450 | 420 | 935 | ||
| temperature rise(≤℃) | 40 | ||||||
| oil capacity(l) | 1 | 2 | 2.8 | 2 | 4.2 | 5 | |
| noise ≤db(a) | 75 | 78 | 80 | 82 | 86 | 90 | |
| weight(kg) | 59 | 158 | 202 | 236 | 338 | 360 | |
| size(cm) | 49×31×41 | 79×43×54 | 79×53×54 | 78×50×56 | 91×65×70 | 113×74×69 | |
quality first, service first as the goal, to provide customers with high-quality products