Can you mix brands in one IT and electronic systems installation?

A business installation can include network equipment, cameras, phones, access control and storage from several manufacturers. The useful question is what those systems must do together. Agree the everyday tasks first, then check the connections needed to make each task work.

Describe the result in everyday language

“Reception can answer calls” is a starting point. “Reception can answer an entrance call, see the visitor and release the correct door” describes a much more specific integration. List those actions separately. Decide which are essential on day one and which can wait.

The same applies to CCTV. Seeing a camera picture, recording it, searching an event and receiving a phone notification are different requirements. Write down who uses each function and how you will demonstrate that it works.

A shared network can still mean separate management

Devices may use the same network infrastructure while retaining separate applications, accounts and configuration tools. Budget and plan for those tools. Do not assume one manufacturer’s cloud dashboard will adopt another manufacturer’s switches, cameras or phones.

Shared infrastructure also needs boundaries. Decide which users can reach cameras, storage and management interfaces, and which connections should be restricted. Describe the intended access rules alongside the required integrations so that convenience does not silently determine the network design.

Keep a compatibility schedule

Record each connection before ordering. The schedule should be specific enough for another engineer to repeat the check, including full model references, proposed firmware and relevant manufacturer documents.

Connection	What to record
Camera to recorder	Exact models, firmware, supported profiles and required video, recording and event functions.
Powered device to switch	Device and switch models, port assignment, PoE standard, per-port requirement and total power allowance.
Phone to call system	Phone model and firmware, supported registration method, required call features and provisioning responsibility.
System to system	Documented interface, permitted actions, credentials, licence requirements and test method.

Record any uncertainty as an open check. A proposed firmware update or substitute product can change the combination being assessed; review it before accepting the change.

Check CCTV events separately from video

ONVIF provides defined interoperability profiles, but a logo alone is an incomplete specification. Its official product database ties conformance to specific models and firmware or software versions. Check both the camera and recorder or software client.

Profile T covers advanced video streaming and specified event functions, with some features conditional on device and client support. A working picture does not prove that every manufacturer-specific analytics event, search filter or notification is available. Test the required action end to end. Our camera and recorder compatibility guide explains the checks.

An illustrative mixed-brand plan

Imagine a small office considering Reyee network equipment, Hikvision cameras, Fanvil desk phones and separate network storage. This is an illustrative planning example, not a tested product combination or a completed CamNetix project. No compatibility is implied by the brand names.

The brief could require reliable staff Wi-Fi, guest Internet access, recorded camera footage, internal calls and authorised access to shared files. Select exact models next. Check camera-to-recorder functions, phone-to-call-system support, switch power and network access rules. Assign a management tool and responsible administrator to each system.

Plan substitutions and handover before delivery

For a project being purchased in Albania, ask suppliers to confirm the actual models, quantities and delivery dates needed for each phase. Agree acceptable alternatives in writing. If an item changes, repeat the relevant compatibility checks rather than approving a replacement solely because it has similar headline specifications.

Choose a representative sample before repeating the combination across a building. Test normal use, a restart and the agreed loss-of-connection scenarios. Check that the correct people can still perform essential tasks and that access restrictions remain effective. Record results against the model and firmware versions tested, then resolve failed checks before expanding the installation.

At handover, demonstrate the agreed tasks, document accounts and access rights, save configuration backups and explain who supports each system. A site assessment and design review can establish these boundaries early. Send CamNetix your equipment list and required functions to discuss the complete scope.

Explore the other system buying guides.

Sources checked 2 November 2026

• ONVIF: official conformant product database
• ONVIF: Profile T functions and support conditions