Test Report for SFP-OC48-LR2-DWDM-52.52-C-D12 Optical Module of Moduletek

Moduletek has SFP-OC48-LR2-DWDM-52.52-C-D12 optical module, which can support GE Ethernet transmission over single-mode fiber up to 120km. Moduletek Laboratory has tested the prototype of this product, which is convenient for you to further understand the performance index of this product and the effect of the actual machine use.

1. Product Description

Moduletek SFP-OC48-LR2-DWDM-52.52-C-D12 Optical Module supports 120km link length on GE Standard Single Mode Fiber (SMF) G.652, and supports commercial temperature range (0~70℃), the official ordering information and the appearance of the module are as follows:

Figure 1 Official Ordering Information

Figure 2 Physical Appearance

2. Module on-board identification

Connect the SFP-OC48-LR2-DWDM-52.52-C-D12 module to the CISCO N9K-C93180YC-EX switch, and connect the patch cord, the module can be recognized by the switch normally, such as vendor name, transmission rate, wavelength, transmission distance, etc.; it can read the DOM data, and the DOM data are within the threshold range without alarm.

Table 1 Module on-board identification

Item	Switch reading information
Identify
DOM Data

3. Testing for key parameters of Module

a. Test the performance indexes of the sample module SFP-OC48-LR2-DWDM-52.52-C-D12 on the test board under the laboratory conditions of 0℃, 35℃ and 70℃ in the module housing respectively.

The performance indexes of the sample module on the test board are tested, and the sensitivity test is required to have no error code for 5 minutes, and the optical power and power consumption are read in the stable working condition of the module. The test results are as follows;

Table 2 Key Parameters of sample module

Enclosure temperature	Transmitted optical power	Self-loopback over fiber sensitivity	Self-loopback over 120km Fiber sensitivity	Power consumption
0℃	1.76dBm	-32.1dBm	-32.5dBm	1009mW
35℃	1.99dBm	-33.1dBm	-32.8dBm	973.5mW
70℃	2.09dBm	-33.7dBm	-32.6dBm	1079mW

b. Sample module housing 35 ℃ optical eye diagram test, eye diagram template and parameters are as follows:

SFP-OC48-LR2-DWDM-52.52-C-D12 eye diagram

Figure 3 Eye Diagram of Sample Module

Table 3 Eye Diagram Parameters of Sample Module

Temperature (℃)	Extinction ratio (dB)	Crossing point (%)	Rise time (ps)	Descent time (ps)
35	8.99	47.0	126.1	134.3

c. Sample module housing room temperature spectrogram test, the spectral shape and parameters are as follows:

Table 4 Spectrum of Sample Module

Test Temperature	Spectral Shape
35℃

Table 5 Spectral Parameters of Sample Module

Temperature(℃)	Center wavelength (nm)	Side mode rejection ratio (dB)	20dB Spectral width (nm)
35	1552.5426	47.64	0.0723

From the actual test situation, the key parameters of SFP-OC48-LR2-DWDM-52.52-C-D12 module are in line with official claims of Moduletek.

Moduletek Limited is at your service.

If you have any questions about the above content, you can contact us by Email : web@moduletek.com.

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Test Report for SFP-OC48-LR2-DWDM-52.52-C-D12 Optical Module of Moduletek