Cheap And Discounts Original Fiber optic module SP-GB-EX-CDFB-ZT, Source GPON OLT C+ SPS-43-48H-CP-CDF-HW, FTLF1318P2BTL-M1, FTLX1412M3BCL Wholesale. Buy Directly From Merchant SMTE FiberOptic Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.