# THUNDER 14045CGN SINGLE MODULE or  DUAL MODULE?

**URL:** <https://community.a10networks.com/t/thunder-14045cgn-single-module-or-dual-module/751>\
**Category:** CGN - CGNAT & IPv6 Migration\
**Created:** [October 19, 2022, 1:47pm UTC](https://community.a10networks.com/t/thunder-14045cgn-single-module-or-dual-module/751 "2022-10-19T13:47:42Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![SergeyM](https://avatars.discourse-cdn.com/v4/letter/s/ecccb3/32.png) [@SergeyM](https://community.a10networks.com/u/SergeyM)\
**Post date:** [October 19, 2022, 1:47pm UTC](https://community.a10networks.com/t/thunder-14045cgn-single-module-or-dual-module/751/1 "2022-10-19T13:47:42Z")

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How to physically distinguish between them&nbsp;&nbsp;THUNDER 14045CGN SINGLE MODULE&nbsp;and&nbsp;&nbsp;4045CGN DUAL MODULE?  
&nbsp;because they have different  
Throughput&nbsp;150Gbps 300Gbps  
and that’s important