Retern Policy - C/DWDM, SFP Transceiver, Fiber Patch Cable
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Return policy

Return Policy


30 days money back or item exchange

We offer 100% satisfaction guarantee. Most items can be returned within 60 days of receiving the item. Within 30 days after receiving the items, if you are not 100% satisfied with the item, you may return it for exchange or full refund (excluding shipping charges). If your return is a result of our error we will also refund your shipping charge.

Returns must be accompanied by a Return Materials Authorization (RMA) number. To receive a RMA, please email to

All returns must be in new, resalable condition and in original unmodified packaging. Custom orders can not be returned when they function properly. Custom Orders mean the manufacturing according to client's detailed requirement.


Return of working products after 30 days and within warranty period

After 30 days from delivery, Rollball does not generally accept returns of other than for products known to have failed. That being said, we understand that occasionally circumstances change resulting in a customer having purchased products they no longer require. Requests for return for refund in such situations are handled on a case-by-case basis. In all accepted request, the shipping charges is not included in this refund.


Money-Back Guaranty:

We will refund you for items sending back within 30 days after you get the parcel for any reason. A full refund(shipping fees excluded) will be given if items are returned in their original condition.

Please note:

 (1) Items which are damaged or have components lost are not refundable.

 (2) Buyers are obliged to return items with proper packing.

On receiving items, we will refund you immediately.