AXIS A9910 I/O Relay Expansion Module

Optimize your security and surveillance control panels with the AXIS A9910 I/O Relay Expansion Module from Axis Communications. Designed for installers and system integrators, this control panel module extends I/O capacity without extra network drops—supporting up to 128 I/Os and 64 relays by multi-dropping up to 16 modules to a single AXIS A9210. With PoE delivery over a single cable and four Modbus sensor ports, you can add environmental monitoring (temperature, humidity) alongside access control and alarm interfaces while keeping installation costs low. The A9910 provides four Form C relays (wet or dry) and eight supervised inputs for flexible, reliable control in access, alarm and building automation scenarios. Built in robust steel with a wide -40 to 131°F operating range and enterprise certifications, it meets the demands of critical security and monitoring environments. Backed by a 5-year limited warranty, the AXIS A9910 is ideal for scalable surveillance, remote site monitoring, and integrated security projects. Contact your Axis reseller or add the A9910 to your next control panel design to expand capacity and simplify deployment.

• Scalable expansion: connect up to 16 modules to one AXIS A9210 for up to 128 I/Os and 64 relays to support large security and monitoring sites.
• Single-cable PoE deployment reduces installation time and cost by delivering power and data over one link—no extra network drop required.
• Integrated Modbus sensor ports (4) for easy attachment of temperature, humidity and environmental sensors for comprehensive monitoring.
• Flexible control options with four Form C relays (wet/dry) and eight supervised I/O ports for access control, alarm and automation integration.
• Rugged, enterprise-ready design: steel construction, -40 to 131°F operating range, and broad compliance certifications for reliable installations.
• 5-year limited warranty and Axis support ensure long-term reliability for surveillance and security control panel modules.