We are looking for a low priced miniature pressure gauge for 3-4000 psig of air.In fact high accuracy is not needed.We have rather to call this pressure indicator".Thks for the help"
Jacques,There are many manufacturers of pressure gauges who can handle 0-4000 psig. The accuracy will be about 1-2% of the gauge range. You will get better accuracy if you go to a digital pressure gauge but they are not inexpensive.Check out Ashcr
We are the manufacturer of miniature pressure gauge in China.