10Gtek LC Fiber Optic Loopback Adapter, OS2 Singlemode 9/125μm Test Plug | OS2 LC Fiber Loopback, Low Insertion Loss, Plug-and-play, for QSFP/SFP Network Testing or Port ValidationKey Features

• [High Quality] 10Gtek standard OS2 duplex LC/PC single mode 9/125 fiber optic loopback Adapter with precision ceramic ferrule for maximum optical performance, minimum Insertion Loss and high reliability.
• [More Efficient] It is great for troubleshooting fiber links/interfaces and ensuring that the lines aren't broken. When you're not sure the cause of the network issues, the loopback adapter tester saves a lot of frustration.
• [Widely Used] The LC/PC connector loopback adapter is widely used for fiber optic testing applications, network restorations and system debugging, etc. It is ideal for diagnosing problems.
• [Easy To Use] It is convenient, compact and easy to test the dual LC single-mode fiber optic SFP modules. Plug-and-play, don’t require extra setup. Without housing to avoid small bend radius inside the housing to cause the higher loss.
• [Warranty] 100% functionally tested guaranteeing performance and integrity. Customers can enjoy 10Gtek 30 Days Free Return, 1 Year Free Warranty and Lifetime Technology Support.

Shipping

• Free & Fast Shipping: We offer free shipping to most of the USA with a normal delivery time of 3-7 days. However, due to the current situation, additional delivery time (up to 3 weeks) may be required for some items.
• Alternative Carriers: We may use alternative carriers (e.g., USPS, FedEx, UPS) to ensure your package arrives safely and on time. Due to the use of multiple carriers, we are unable to provide a tracking number automatically.
• Handling Time: Orders are processed and shipped within 1-2 business days of receiving cleared payment.
• Shipping Restrictions: Shipping to Alaska, Hawaii, Puerto Rico, Guam, and other US territories may incur shipping charges or delivery restrictions. Please contact us before ordering, or your order can be refunded/cancelled.
• State Restrictions: Certain items may not be shipped to California due to state regulations.
• Contact for Tracking Updates: If you require tracking updates or have any concerns about the delivery of your order, please feel free to contact us, and we will be happy to assist you.

Return Policy

• 30-Day Hassle-Free Returns: If you are not completely satisfied with your purchase, you can return the item for free within 30 days of receiving it for a full refund or exchange.
• Easy Return Process: Contact us, and we will provide you with a prepaid return shipping label and detailed instructions.
• No Restocking Fee: There are no restocking fees for returns. However, the buyer is responsible for return shipping costs if the return is not due to a seller's error.
• Refund Processing: Refunds will be processed within 1 business day of receiving the returned item in its original condition.

response

Your response is extremely important to us. We strive to provide the best products and customer service possible. If you are satisfied with your purchase, please take a moment to leave us a positive review. If you have any concerns or issues with your order, please contact us before leaving negative response. We are committed to resolving any problems and ensuring your satisfaction.

Contact Us

If you have any questions or concerns, please feel free to reach out to our customer support team. You can contact us through the messaging system. We are available Monday to Friday, 9:00 am to 5:00 pm EST, and we will do our best to respond to your inquiry within 24 hours.

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