Contact Us

Please External link opens in new tab or windowcontact us if you are interested in purchasing any of our services, products, or used equipment.



Note:  Business email to ,
personal emails to Thank you.

External link opens in new tab or window

Calibration and New Equipment

We are ISO 17025 accredited by A2LA.

Greenwich Instrument Co. Inc. is ISO 17025 Accredited for high voltage calibration. Our new and used voltage dividers, and used Dynalyzers are all calibrated to spec. All equipment calibration is traceable to NIST.

Please request Return Authroization before shippping: Contact

Ordering Info

All merchandise in limited quantity and subject to prior sale. Please email your confirming P.O. to


Terms: EFT, Visa or Master Card, American Express
Shipping - F.O.B. Greenwich, CT, prepay and add

EXPORT: Wire transfer in advance. Shipping collect. Equipment made in USA. No overseas credit cards, please, except known accounts!  Discount Fedex round trip shipping available.
Major accounts Net 30.

External link opens in new tab or windowClick here for a copy of our order form.