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H3C QSFP-40G-LR4L-WDM1300 Optical Module sample report

Time: 2023-12-21
        H3C has model QSFP-40G-LR4L-WDM1300 optical module products, which can support 40G Ethernet transmission of 2KM in single-mode fiber, Moduletek Laboratory has tested the sample of this product, which is convenient for you to know more about the product's performance indexes and the effect of actual machine use.
1. Product Introduction
        H3C QSFP-40G-LR4L-WDM1300 Optical Module supports 2KM link length on 40G standard single-mode fiber (SMF) G.652; the official key parameter information and physical appearance of the module are as follows:
Table 1 Official Key Parameter Information
External Model
Center Wavelength (nm)
Fiber Mode
Fiber Diameter (μm)
Transmission Distance
Interface Index (dBm)
Received optical power
Output optical power
QSFP-40G-LR4L-WDM1300
Four channels：
1291
1311
1331
SMF
9/125
2km
-10~+2.3
-11.5~+2.3

H3C QSFP-40G-LR4L-WDM1300 optical module physical appearance
Figure 1 Optical module physical appearance
2. Module identification
        Connect the QSFP-40G-LR4L-WDM1300 module to the H3C S6820-56HF L3 switch, the module can be LINKed normally, and the port indicator is on; the module information can be recognized by the switch normally, such as the module type, vendor name, model number, serial number, rate, transmission distance, etc.; the DOM data can be read, and the DOM data is within the threshold range, and there is no alarm phenomenon. alarm phenomenon.
Table 2 Optical Module Upstream Recognition
Item
Switch reading information
Link
Identify
DOM Data

3. Module key parameters test
        The performance indexes of the QSFP-40G-LR4L-WDM1300 sample module on the test board are tested under the condition of 45°C in the laboratory module enclosure, and the test results are as follows;
Table 3 Optical module performance indicators
Parameter
Channel 1
Channel 2
Channel 3
Channel 4
Remarks
  Transmit optical power (unit: dBm)
-1.24
-0.41
-1.25
-0.78
 
  Receiving sensitivity (without fiber) (unit: dBm)
-13.76
-13.55
-13.65
-13.75
0 BER
  Receiving sensitivity (over 2km fiber) (unit: dBm)
-14.11
-13.61
-13.23
-13.86
0 BER
  Power consumption (unit: W)
2.729

        The sample module enclosure was tested at 45°C optical eye diagram with the following eye diagram template and parameters:
Table 4 Optical module eye diagram template
Item
Eye diagram
Item
Eye diagram
Channel 1
Channel 3
Channel 2
Channel 4

Table 5 H3C Optical module eye diagram parameters
Parameter
Channel 1
Channel 2
Channel 3
Channel 4
Extinction ratio (dB)
3.43
3.40
3.46
3.43
P-P jitter (ps)
16.20
16.76
16.10
18.96
Rise Time (ps)
73.8
55.8
56.9
51.2
Downtime (ps)
54.4
53.6
54.7
53.0
Margin value (%)
36
42
45
50

        From the actual test situation, the module's key parameters and indexes are in line with H3C's official claims.
        Moduletek limited is at your service.
        If you have any questions about the above content, please contact us via email: sales@moduletek.com
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