XQ+31LC02D Specifications
MikroTik 100 G CWDM4 QSFP28 Transceiver (1271/1291/1311/1331 nm, 2 km)
Manufacturer: MikroTik
Manufacturer Model: XQ+31LC02D
Product Line: 100G QSFP28
Product Series: CWDM4 (4‑lane)
Product Type: Optical Transceiver Module
Product Name: MikroTik 100 G CWDM4 QSFP28
KEY FEATURES:
Data Rate: 100 Gbps (4 × ~25 Gbps)
Interface Type: QSFP28
Wavelengths: 1271, 1291, 1311, 1331 nm (CWDM)
Fiber Type: Single-Mode Fiber (SMF)
Connector: Dual LC (duplex)
Reach / Distance: Up to 2 km
Digital Diagnostics Monitoring (DDM/DOM): Yes
Power Consumption: ~3.5 W
PERFORMANCE:
Transmitter Type: 4 × CWDM DML (or DFB‑type) laser
Receiver Type: 4 × PIN photodiode
Transmit Power: –6.5 dBm to +2.5 dBm (typical range)
Receiver Sensitivity: ~ –10 dBm average
Receiver Overload: up to ~+3.5 dBm
ENVIRONMENTAL & RELIABILITY:
Operating Temperature: 0 °C to +70 °C
Storage Temperature: –40 °C to +85 °C
Warranty: Depends on vendor / reseller
PHYSICAL:
Form Factor: QSFP28
Compliance: QSFP28 MSA, 100G CWDM4 MSA

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