MikroTik S-3553LC20D 2x 20Km Single Mode SFP Modules
MikroTik S-3553LC20D SFP transceivers are 1.25G Single Mode optical modules with LC connectors, T1310nm/R1550nm and T1550nm/R1310nm, supporting DDM for connections up to 20km. Compatible with various MikroTik RouterBoard models.
Tech Specs
| Device Specifications | |
|---|---|
| S-85DLC05D | 1.25G, 850nm Dual LC connector, 550m, MM, DDMI |
| S-31DLC20D | 1.25G, 1310nm Dual LC connector, 20km, SM, DDMI |
| S-35/53LC20D | Two module kit: S-35LC20D: 1.25G SM, 20km, T1310nm/R1550nm, LC, DDMI S-53LC20D: 1.25G SM, 20km, T1550nm/R1310nm, LC, DDMI |
| S+85DLC03D | SFP+ module 10G MM 300m 850nm LC connector DDMI |
| S+31DLC10D | SFP+ module 10G SM 10km 1310nm LC connector DDMI |
FAQs
Q1: What is the MikroTik S-3553LC20D?
A: The S-3553LC20D is a kit comprising two 1.25 Gb/s SFP single-mode optical transceivers, designed for long-reach fibre links.
Q2: What data rate and format do these modules support?
A: They support 1.25 Gb/s in the SFP form factor.
Q3: What is the maximum transmission distance?
A: Each module supports a link distance of up to 20 km over single-mode fibre.
Q4: What wavelengths do they use, and how are they paired?
A: The pair consists of:
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S-35LC20D: Transmit at 1310 nm, Receive at 1550 nm
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S-53LC20D: Transmit at 1550 nm, Receive at 1310 nm
Q5: What are the environmental and power specifications?
A:
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Tested ambient temperature: –40 °C to +70 °C
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Maximum power consumption per module: 1 W
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Connector type: Single LC (UPC)
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Supports DDM (Digital Diagnostics Monitoring)