door entry wiring

Hi All, I wondered if someone can help. Ive renovated an old apartment and the last job is to get the door entry system working again. The old handset was cut off and the intention is to replace with a Fermax VEO unit. However, I have no idea how to translate the connections from the old...

Hi, having just moved into a flat, there is a very ancient door entry system that needs to be replaced. The system is an str the 2003/2w (attached documents) , with 6 wires. A friend has given me a Busch jaeger 83210ap system which takes 4 wires. I know it is a long shot, but does anyone know...

Has anybody got an idea of which modern door intercom phone system can be replaced with this old rocket i have in my house when ever it rings, it sounds like an old electrical transformer which is exactly what it is inside it, Have pictures of it below. Thanks guys.

Hello! We need to replace our door entry phone, unfortunately in the renovation we don’t have any branding information for the old phone. I’ve attatched a pic of the wiring and the casing of our neighbours entry phone on the same system. Does anyone know what modern entry phone would be a...

Hi I am trying to replace a entel 300 door entry telephone with a bell 801 entry telephone I bought from amazon the wiring for the entel 300 is below 10v orange + white 0v white + orange C1 white +blue C2 blue + white On the bell 801 it has markings I R O T Z I have no idea which...