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United States Headquarters

Company GW Instruments, Inc.
Address 24 Spice St #301, Charlestown, MA 02129, USA
Customer Service
Tech Support
Telephone USA
Website gwinst.com, instruNet.com

Contact GW Instruments

To contact GW Instruments, click here.


For a price list, contact with "Please email instruNet price list" in message field. Alternatively, one can click here and then press the "Buy It" button to view price.

GWI International Sales Offices

For a list of International Sales Offices, please click here.

Calibration and Repair

For a list calibration and repair services, click here.

How to Place An Order

To place an order from within the United States, please click here. To place an order from outside the United States, please click here.


GW Instruments, Inc. warrants that instruNet Products will be free from material defects for a period of one year from the date of shipment. For details, click here.

Company History

Click here to see our company history.