Sigma
Sigma S30 - Thatcham Approved Cat1 Remote Alarm Immobiliser
Price includes professional installation. Spread the cost with Klarna at checkout.
- Installed by our own technicians
- 1 year warranty included
Enhance your vehicle's security with the Sigma S30 Thatcham Category 1 Alarm & Immobiliser. This system offers comprehensive protection, including perimeter and ultrasonic interior monitoring, dual immobilisation circuits, and a key theft protection facility.
- Thatcham CAT1 Alarm / Immobiliser
- Suitable for Classic Vehicles
- Free Nationwide Installation
Description
The Sigma S30 from the Sigma S Series is a high-performance Thatcham Category 1 alarm and immobiliser, designed to provide comprehensive security for vehicles without a factory-fitted transponder immobiliser, classic cars, imported vehicles, or rarely used vehicles such as motorhomes or project cars. The system can operate independently as a full remote-control alarm linked to the vehicle’s central door locking, or it can interface seamlessly with the manufacturer’s pre-installed remote locking system. All Sigma S Series systems are manufactured to the highest European standards and are Thatcham approved for insurance purposes.
The Sigma S30 provides perimeter and ultrasonic interior protection, and comes complete with two single-button radio keys, a self-powered siren, keypad, and tri-coloured status LED. Its advanced features include full CDL control to operate a vehicle’s central door locking, dual immobilisation circuits, key theft protection, auxiliary siren output, armed accessory control, total closure, interior and headlamp illumination, two-stage unlock, and boot release or remote engine start/stop outputs (separate module required).
The system also offers sophisticated programming and diagnostics via the keypad or a CP3 workshop programmer, allowing full customisation to suit your vehicle and security needs and foradded convenience, the Sigma S30 includes free nationwide professional installation, ensuring the system is installed correctly and performs at its best. With its Key Theft Protection feature and comprehensive security capabilities, the Sigma S30 stands out as a robust, reliable solution to protect your vehicle and give you complete peace of mind.
Features
Supplied with two single-button radio keys, a self-powered siren, keypad, and tri-coloured status LED, it ensures your vehicle remains secure against theft and unauthorised access. Ideal for classic cars, motorhomes, or vehicles without a factory immobiliser, the Sigma S30 provides peace of mind with its advanced features and reliability.
The S30 is typically used on vehicles without a transponder immobiliser, pre 1992-94 or imported vehicles and it is also suitable for vehicles that have rare use such as motorhomes or project cars. The Key Theft Protection facility sets it apart from other systems.
Sigma S30 - Key Features
- Thatcham CAT1 Alarm / Immobiliser
- Suitable for Classic Vehicles
- Auto Re-Arm with Locking
- Safety Lock
- Intelligent Ultrasonics
- Free Nationwide Installation

