QSFP 40G LR4 1310nm Dual LC DDM
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40G QSFP+ ER4 1310nm Transceiver (10km – 60km)
Product Description
40G QSFP+ ER4 optical transceivers designed for high-speed 40G Ethernet transmission over single-mode fiber (SMF).
Available in multiple distance options from 10km up to 60km, suitable for data centers, ISP backbone, and metro networks.
Key Specifications
Product Type
40G QSFP+ ER4 Optical Transceiver
Data Rate
41.25 Gb/s (4 × 10.3125 Gb/s)
Transmission Distance
10 km / 20 km / 30 km / 40 km / 60 km (SMF)
Wavelength
1271 nm / 1291 nm / 1311 nm / 1331 nm (CWDM)
Connector Type
Duplex LC
Fiber Type
Single Mode Fiber (9/125 µm)
Optical Characteristics
Laser Type
CWDM DML Laser
Receiver Type
PIN ROSA
Average Launch Power (Per Lane)
1 to 6 dBm (distance dependent)
Receiver Sensitivity (Per Lane)
Up to –15 dBm (distance dependent)
Optical Return Loss Tolerance
≥ 20 dB
Electrical & Power
Power Supply Voltage
+3.3 V
Power Consumption
≤ 4.5 W (varies by distance and temperature grade)
Monitoring
Digital Diagnostic Monitoring (DDM)
Module Temperature
Supply Voltage
Bias Current
TX Optical Power
RX Optical Power
Standards & Compliance
QSFP+ MSA Compliant
IEEE 802.3ba (40G Ethernet)
InfiniBand QDR / DDR / SDR
Operating Temperature
Commercial: 0°C to +70°C
Industrial: –40°C to +85°C
Applications
40G Ethernet Networks
Data Centers
ISP Backbone & Metro Networks
Enterprise Core Networks
Available Variants
40G QSFP+ ER4 – 10km
40G QSFP+ ER4 – 20km
40G QSFP+ ER4 – 40km
40G QSFP+ ER4 – 60km
Ordering Information
Form Factor: QSFP+
Interface: LC
Fiber: SMF
Monitoring: DDM