Fax: 201-265-2162
23-27 Bland St.
Emerson, NJ 07630

SGD Inc. The world's most reliable equipment


The SGD Gas Data & Equipment Recommendation PDF has been updated for Catalog 30! Click HERE to get your copy.


SGD has led the industry in innovated products with products like our Whisper ValveTM that virtually eliminates the loud noise of a cryogenic container's safety relief, Ultra-LogicTM and Auto-LogicTM II electronic changeover manifolds with advanced touch-screen control, and numerous other product improvements.

Designing and building process control systems using a combination of electronic and pneumatic devices is our specialty. Talk to us today about your requirements.


SGD not only provides fast shipping for many of our catalog items, but our technical service excels at finding economical solutions to your application problems.

Consulting services are available. If you are planning to build a new facility or renovating your current one, SGD can help you design the gas handling systems.


We take great pride in the quality control, testing, and inspection that we have established to ensure that when you receive a product it meets all of the physical and performance specifications promised.