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Contact Customer Service

Mailing address:
48834 Kato Road, Suite 101-A
Fremont, CA 94538-7368
Physical address:
48834 Kato Road, #101-A
Fremont, CA 94538-7368

tel: (510) 249-9660
fax: (510) 770-4930
This email address is being protected from spambots. You need JavaScript enabled to view it.


Or contact our local dealers

ZYGO U.S.A. Dealers International Dealers


Orders and Rentals Instructions

  • Complete the boxes at the top of the Order Form and Rental Agreement with the desired product(s) and accessories. Include price, tax, freight and totals. Contact Customer Service to get freight charges and help with tax rates.
  • Complete the "Date that Product is Needed" section. Because of the limited availability of some products, we will make every reasonable attempt to accommodate your schedule.
  • Complete the "Bill To" and "Ship To" boxes. If they are the same, write "Same" in the "Ship To" box.
  • Select a Method of Payment. Payment must be received with the Order Form and Rental Agreement. If products are funded by Medical Assistance, include any applicable deductible payment.
  • Sign the Order Form and Rental Agreement and send it to ZYGO by fax (510) 770-4930 or mail it to ZYGO-USA, 48834 Kato Road, Suite 101-A, Fremont, CA 94538. You can also e-mail a PDF version of the signed form to us at This email address is being protected from spambots. You need JavaScript enabled to view it..
  • Rental program information

Product Support and Troubleshooting

  • Visit the Frequently Asked Questions (FAQ) to see if you can find a solution to your problem.
  • Look in the Product Manual for communication devices SGD or assistive technologies AT/ADL to find a solution.
  • Call our Customer Service Department at (800) 234-6006 (U.S.A. and Canada).
  • Please have the unit and the charger at hand. The Customer Service Department may want to trouble-shoot the unit further before asking you to ship it.
  • If necessary to bring the device in for service, we will issue a Return Authorization (RA) number. This is our repair tracking number.
  • Please have the model and serial number of the device available. You may find this number on the back of the unit or on the original box.
  • Know to whom the billing will be sent and the return shipping address.
  • Pack the unit in the original box if available; otherwise pack it well. Include the power adapter/charger but not the other accessories.
  • Include a letter describing problems and symptoms. Put the RA on the letter. Print RA Form Letter here.
  • Be sure to write the RA number on the inside and the outside of the box.
  • Please insure the unit against loss.
  • Send to our physical address, although it happens to be the same as our mailing address.
  • For repair costs and to check on the repair status, contact the Customer Service Department.
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