Time-Honored Experts in the Liquid Level Measurement and Fluid Monitoring Industry

Ernst Flow Industries was established upon the merger in 2002 of Eugene Ernst Products Company and Ernst Gage Company, two of the oldest and most respected names in liquid level measurement and fluid monitoring instruments. Located in Farmingdale, New Jersey, Ernst Flow Industries serves
clients globally offering high quality liquid level gauges, sight windows, sight glass and gauge glass, pressure gauges, boiler gaskets and other industrial plant equipment.

Now united as one, we offer you a broader range of products. With over 140 years of combined
history and experience, Ernst Flow Industries is committed to continuing the long-standing Ernst® tradition of fulfilling each customer’s requirements. Our web site allows purchasing agents, maintenance engineers and project managers to quickly and effectively purchase quality products
at competitive prices.

Call us today at 1 (800) 992-2843 or browse our online catalog to get the best liquid level indicators and flow gauges on the market!


Want to browse our products offline?
Download a PDF version of our print catalog here.