Frequently Asked Questions

GTfiber focuses on fiber optic cables, cable assemblies and connectivity products for data center networks. Browse the catalog for the products currently available, with configurations and prices in USD.

Start with the specifications your equipment and complete link require. For cable assemblies, check fiber type, fiber count, length, connector type and polish, plus any gender or pin requirements. Each product page lists its specifications, and our Fiber Guides explain these checks. If a required detail is not shown, contact us before ordering.

Open the product page, choose the displayed product options, then select a quantity. If the configuration is in stock, add it to your cart. Check the specifications, delivery address, shipping charge and final total at checkout. Prices are in USD.

GTfiber is operated by GT-FIBER COMMUNICATION CO., LIMITED, a company registered in Hong Kong. Orders ship from our fulfillment center in China to addresses in all 50 U.S. states and Washington, D.C. We cannot deliver to P.O. boxes, APO/FPO/DPO addresses or U.S. territories. Our registered office is not a return address.

Standard shipping is $29.90 on orders under $499.90 and free on orders of $499.90 or more. The threshold is based on the subtotal after discounts and before taxes. The shipping charge is shown at checkout. See the Shipping Policy.

Orders are processed within 1–3 business days (Monday–Friday) and delivered 3–7 business days after dispatch by DHL Express, FedEx or UPS, for an estimated total of 4–10 business days. Orders placed after 6:00 p.m. U.S. Eastern Time or on weekends start processing the next business day. We email your tracking number within 1 business day after dispatch.

No. Orders are shipped Delivered Duty Paid (DDP): we prepay U.S. import duties and customs clearance fees, so the carrier will not ask you to pay anything on delivery. Any applicable sales tax is calculated and shown at checkout.

Yes. Request a return within 30 days of delivery. Change-of-mind items must be unused, uninstalled and complete with dust caps and original packaging; you pay the return shipping to our facility in China. There is no restocking fee. Damaged, defective or incorrect items are replaced or refunded at our cost. Refunds are issued within 2 business days after we receive your return. See the Return, Refund & Warranty Policy.

Yes. All products carry a 1-year limited warranty from the delivery date against defects in materials and workmanship. Email support@gtfiber.us with your order number and photos or test results to make a claim.

The payment methods available for your order are shown at checkout, and on our Payment Methods page. All charges are in USD.

Use Account to access available order details. Your shipping confirmation email includes the tracking number, and you can also check it on our Track Your Order page. For help, contact us with your order number and checkout email.

Use Contact Us, email support@gtfiber.us, or call +852 5186 9813. Email support is available Monday–Friday, 9:00 a.m.–6:00 p.m. U.S. Eastern Time; phone support Monday–Friday, 9:00 a.m.–6:00 p.m. Hong Kong Time. Please do not include payment-card details or sensitive financial information in a message.