YOUR CAR
CAN BE STOLEN
in under 60 seconds with no alarm triggered
Car Immobilisers — UK 2026
Car immobiliser UK — relay, not CAN bus
UK-made relay immobilisers from £129. The professional Ghost alternative — zero ECU contact, proximity tag, full app control, and no warranty risk.
The UK immobiliser market in 2026 is dominated by two approaches: CAN bus (Ghost and equivalents) and relay-based systems. They both stop the engine — but the method matters enormously for warranty safety, ECU risk, and long-term reliability.
Best seller UK
IC3ST — £139
Relay + app + proximity tag
The UK’s most specified relay immobiliser for individual car owners. App control, motion alerts, proximity tag hands-free disarming. Fits all 12/24V vehicles. Zero ECU contact.
Top spec
IS357 — £149
5m proximity + smartwatch
Extended proximity range, smartwatch support, Bluetooth. For premium vehicles and owners with strict warranty requirements.
IS326 — £129
Entry relay immobiliser
20A relay, app-controlled. Solid entry-level protection for vans, commercial vehicles, and older cars where cost is the primary consideration.
i124 / i125 / ic326
Trade & garage wholesale
Dealer-priced relay units from £49. One training session covers the full range. No ECU comebacks. Available for garages and auto electricians.
“The relay immobiliser is, in my view, technically superior to the CAN bus approach — it operates completely independently of the vehicle’s electronics. The key signal — relayed or genuine — cannot close a physically broken circuit.”
— Victor, Founder, LockCar
UK-made car immobilisers — 2026 range
Shop LockCar immobilisers from £129
Every relay immobiliser in the range. Professionally installed at your location UK-wide.
Shop immobilisers → Get a quoteFrom £129product only
from £290 fitted
from £290 fitted