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Should you require additional information or assistance, we'd be happy to help you. To ensure a swift and informative solution, it's important that you direct your inquiry to the right associate. Please read over the below information and choose the section that best matches your personal inquiry.

Topic Support
Pre-sale order help 847-701-3024
Order status / changes Check Order Status
Returns and refunds Return Instructions
General order related inquiries sales@TerahertzStore.com

If you are interested in ordering a large quantity of items you may qualify for volume pricing discounts. Volume Discount Pricing is a great way for customers to save big on large, bulk orders on most items available in our store. Please send a bulk order request to our friendly sales staff so they may create a quote and provide personal service for your order! You will receive a response within 1-2 business days and our office hours are Monday through Friday, 8am-5pm CST.

We make it as easy as possible to ensure you get the lowest prices available:

  • Let us know what products and the quantities you are interested in.
  • Get a detailed quote from a dedicated sales rep.
  • Our warehouse ships directly to you.
  • You enjoy the savings and are now a preferred customer.
Send A Request Now
bulk purchase, wholesale pricing

We are constantly updating our site to provide the best possible experience for our customers. Unfortunately mistakes do happen, so please feel free to email us at sales@TerahertzStore.com with any problems you experience while on the site. Your feedback is appreciated and ensures that other customers do not experience the same problem!


We try to provide as much product information as we can about the products we sell, but if you can't find the information on our site or if you have a more technical question, we want to make sure you are connected with the right support number. Please visit our product support page and search for the specific item you need help with.

Product Support

Select a help topic

Order Management

Learn how to change or cancel a recently placed order, track shipped items, and request an invoice.

Order Management
Shipping and Delivery

Review shipping method policies, delivery estimates, and what to do if an shipment is damaged or missing.

Shipping and Delivery
Returns and Refunds

Review our policy on how to handle returns and deal with damaged or defective items.

Returns and Refunds
Account Management

Learn about setting up a customer, terms, or wholesale account and managing subscriptions.

Account Management
Sales Policies and Payments

Info on how we process orders, sales tax, payment methods, site security and other policies.

Sales Policies and Payments
Contact Us

Info on the best contact method for product technical support or specific order related questions.

Contact Us

F.A.Q. from customers

Haven't found the answer? We can help.

Contact Us

Contact options may differ depending on the type of help you need.

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