RMA Conditions

Lantech warrants our products to be free from manufacturing defects in materials and workmanship for 2 years from the date of delivery for regular business switches and converters while 5 years for industrial switches and converters (unless otherwise specified). Accessories including power supply and SFP are 1 year warranty. For more detail, please visit our Warranty Policy page.


RMA service does not cover the damages incurred from lightening, salt erosion, water immersion that are categorized as “Out of Warranty”


Return Merchandise Authorization (RMA) Process

If you are not sure about product failure or the cause of problem, please contact our engineers for technical support by e-mail (info@lantechcom.tw) or phone (+886-2-2799-5589) first. They may be able to find a solution that does not require sending the product for repair. Once the products need to be repaired, please fill out the RMA form below. Send it to our RMA mailbox, and our staff will generate an email with an assigned RMA number.


Download RMA Form 下載RMA表格


Distributors & System Integrators must obtain a RMA number before sending the defects back to Lantech Taiwan for repair. Any defective item returned without RMA number, Lantech has rights to reject or not repair at its own choice. In the event of product not able to be repaired due to component shortage, Lantech could replace with the equivalent item at discreet.


Turnaround Time

Distributors & System Integrators will bear one way freight charge to return RMA back and Lantech will bear another one way freight charge to send to distributors & S/I. Please expect the RMA lead time 2-4 weeks.