TW 8
The TW8 Telecom Wave Impulse Module is the perfect extension of your AXOS 8 Immunity Test System if Telecom Surge Immunity Tests according to IEC/EN 61000-4-5 need to be performed.
![TW 8 - Telecom Wave Impulse Module 10 / 700 µs](/fileadmin/_processed_/1/1/csm_TW_8_-_Telecom_Wave_Impulse_Module_10___700_us_-_HAEFELY_-_1_3c6395c904.png)
As soon as the TW8 is being connected to the AXOS 8 it gets automatically indicated via the link cable (intelligent input). The user selects on the coupling unit (TW8 module) which impedance is required for the particular application.