Immobilizer Antennas
Prevent an unwanted startup of a car

Immobilizer Antennas, also called keylock cylinder antennas, are placed in the ignition switch lock cylinder, inside a car. The system with an immobilizer antenna is to prevent an unwanted startup of a car.
The main function of Schaffner immobilizer antenna is to emit radio frequency signal and identify owner’s key in the ignition system.
Capabilities
- Resonance frequency of antenna: 125 kHz, 134.5 kHz
- Inductance range: 300 uH - 1 mH
- Maximum current: 1 A
- Mechanical robustness
- Over molded with IP 67 classifications
- Customization in accordance with customer's design is available upon request