AXIS A9920 I/O Relay Expansion Module
AXIS
Article code 03504-001
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Compact I/O and relay expansion module designed for scalable access control and security systems.
Description AXIS A9920 I/O Relay Expansion Module
Compact I/O and relay expansion module designed for scalable access control and security systems. Compatible with AXIS A9210 and Axis door controllers, it delivers 16 supervised inputs/outputs and 16 Form C relay outputs, with support for up to 128 I/Os and 64 relays via a single IP connection. Ideal for high‑density applications like elevators and data centers, it offers flexible installation and seamless integration with third‑party systems.
Specifications
Product
| Model number | 03504-001 |
| Brand | AXIS |
| Category |
Other Products
Audio & I/O
|
| Weight |
1000 grams
|
|
Audio/IO
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I/O Devices
|
|
Access Control
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Access control accessories
|
|
Various
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New
|
|
Solutions by industry
|
Residential building
|
| Date published | 7/8/2026 |