In this table you can find the compatibility of our doorbell series.


The code of the product starts with:

Compatible with:

RX, SX or SXi

(RX85, SX80, SX201i...)

These have been discontinued, and are not compatible with other Byron doorbells.

DBxxx range

(DB301, DB302, DB333...)

Door button not available separately.

Compatible with other DBxxx and Bxxx doorbell series from after 2014.

Bxxx range

(B304, B305, B322...)

Door button not available separately.

Compatible with other DBxxx and Bxxx doorbell series from after 2014.

BYxxx range

(BY101, BY202, BY301, BY401...)

Compatible with all BYxxx model doorbells.

Look for the logo below on the packaging:

BY30, BY32, BY33, BY34, BY35 and BY37

DBYxxxxx range

(DBY-23512, DBY-22321, DBY-22311...)

Compatible with all DBYxxxxx models working at 433 mhz.

Look for the logo below on the packaging:

DBY-23510 en DBY-23610


This solution is suitable for Models within DB, B, BY and DBY range