With the KETO series, a follow-up product to the B9 series was launched in 2014. Now are all standard products of the 9 series have been replaced by the KETO series.
For this reason the 9 series will be discontinued by the end of 2020.
Following you will find a link to the equivalence list If you have problems with the conversion or have further questions, we are at your disposal available by telephone or e-mail.
Technical application advice:
phone: +49 6123 604-333