Alarm.com ADC-OBDII-EXT-L OBDII Extension Cable for Cars with Left-Oriented Connector

Streamline vehicle installs and ensure reliable data access with the Alarm.com ADC-OBDII-EXT-L OBDII extension cable, engineered for cars that have left-oriented connectors. This pro cable adapter makes the OBDII port accessible without strain, so installers and fleet managers can mount Alarm.com vehicle modules or telematics hardware quickly and securely. The ADC-OBDII-EXT-L model provides a plug-and-play extension with a left-oriented connector that preserves the vehicle's OEM port while enabling uninterrupted diagnostics and real-time monitoring.

Built for professional security and surveillance deployments, this extension cable supports continuous vehicle monitoring and simplifies routine diagnostic checks. Its robust construction reduces connector wear during repeated connects and disconnects, helping maintain signal integrity for telematics and alarm systems. As a Pro Cable Adapter from Alarm.com (manufacturer part ADC-OBDII-EXT-L), it’s an essential accessory for installers, fleet operators, and service technicians who demand dependable performance in the field. Add the ADC-OBDII-EXT-L to your installation kit to improve access, protect the vehicle port, and speed up deployments for security and monitoring applications.

• Provides easy access to the vehicle OBDII port for cars with left-oriented connectors, reducing installation time and strain on the port
• Ensures a secure, reliable connection for Alarm.com vehicle modules and telematics to maintain continuous monitoring and fleet security
• Plug-and-play ADC-OBDII-EXT-L design simplifies diagnostics and surveillance equipment installs for professional technicians
• Protects OEM connectors from wear with a durable, service-grade extension—ideal for frequent diagnostic use and long-term monitoring