Essential details
Product Introduction

Product Description
H series of miniature oil-free piston vacuum pumps
Our mini oil-free vacuum pumps are made with introduced international advanced technology, running by way of oil-free lubrication, distinguishing features of small size, light weight, good durability, maintenance-free, low noise and so on.
It's mainly used for electric car braking power, home oxygen machine, vacuum packing machine, beauty machine, chemical machinery, medical equipment etc.
H-840 series contains different models, such as: H-840, H-840W (with brushless electric machine), H-840 AC (with single nipple), H-840 AC (with double nipples), H-840 DC (with single nipple), H-840 DC ((with double nipples)).
Model specification: H-840 AC with double Nipple
| Flow rate | 40L/ min |
| Vacuum | -0.085Mpa |
| size | 171mm x 123mm x106mm |
| Weight | 2.1KGS |
| Operating voltage | AC 220V/ 50HZ, 110V/ 60HZ |
| Noise | 60db (AC) |
H-840 series technical data:
| Voltage | No-load speed | Rated speed | Vacuum degree | Pumping speed |
| V | r/ min | R/ min | MPA | L/min |
| 12V/24V | 1800 | 1600 | -0.085 | 45 +/- 2% |

