Fitting a Thatcham category 1 alarm

There are 2 main types of Thatcham alarm to consider...

CAT1 alarm and immobiliser

(universal, works on all vehicles)

Thatcham category 1 alarm and immobiliser

This type of alarm has a built in category 2 immobiliser for vehicles that have an immobiliser that is not Thatcham approved or vehicles without any form of immobiliser.

CAT2:1 alarm upgrade

(only if you have a CAT2 immobiliser)

This type of alarm can only be fitted if your vehicle already has a factory fitted Thatcham category 2 immobiliser.

Car security	Van security	Motorbike security	HGV security	Thatcham security

Car alarms	Van alarms	Motorbike alarms	HGV alarms	Thatcham alarms
Car immobilisers	Van immobilisers	Motorbike immobilisers	HGV immobilisers	Thatcham immobilisers

Autowatch alarms	Clifford alarms	Cobra alarms	Datatool alarms	Gemini alarms
Laserline alarms	Meta alarms	Scorpion alarms	Sigma alarms	Toad alarms
Viper alarms

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