Product details
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• All prices listed on this website are for hardware only. If setup or configuration services are required, please use the official LINE menu "Quick Access → Network Planning / Deployment" to submit your request.
📦 Return & Exchange Policy • Items must be brand new and kept in complete original packaging (including outer box, accessories, and manuals).
• Products that have been activated, configured, or show signs of use are not eligible for return.
• For returns not related to product defects, shipping costs are the responsibility of the customer. For defective products or shipping errors, round-trip shipping costs will be covered by our company.
• Refunds or replacements will be processed only after the returned item has been received, inspected, and approved.
• If there are special refund circumstances, please contact us directly so we can review and discuss the appropriate solution.

S-35/53LC20D is a pair of SFP transceivers, the S-35LC20D is a 1.25G Single Mode optical SFP module with a LC connector, T1310nm/R1550nm, which works for connections up to 20km and supports DDM. The S-53LC20D is a 1.25G Single Mode optical SFP transceiver with an LC connector,T1550nm/R1310nm, which works for connections up to 20km and supports DDM.
Units are tested and compatible with RB260GS, RB2011LS, RB2011LS-IN, RB2011UAS-IN, RB2011UAS-RM, RB2011UAS-2HnD, RB2011UAS-2HnD-IN CCR1036-12G-4S. Units are compatible with non-MikroTik SFP devices as well.
產品規格 (Specifications)
| Product code | S-3553LC20D |
| Connector | Single LC UPC |
| Data Rate | 1.25G |
| Distance | 20km |
| Format | SFP |
| Max power consumption | 1W |
| Mode | SM |
| Tested ambient temperature | -40 to +70C |
| Wavelength | 1310nm / 1550nm |