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 machines, vacuum packing machines, beauty machines, 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-840W with brushless
| Flow rate | 40L/ min (0-40L adjustable) |
| Vacuum | -0.085Mpa |
| Size | 201mm x 137mm x 106mm |
| Weight | 2.8KGS |
| Operating voltage | DC 12V/ 24V (More voltages can be customized by contacting) |
| Noise | 58db ( AC ) |
H-840 series technical date:
| 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% |

