EX0808 consists of 8 AUX inputs and 8 AUX outputs. It reduces the cost of projects needed to fulfill extended I/O requirements. It can provide a professional access control solution with inBio Pro panels, C3 Pro panels and the ZKBioSecurity software, a very powerful all-in-one access control platform. EX0808 can also be set to OSDP communication, and can be integrated with other OSDP panels smoothly. Each inBio Pro and C3 Pro panel can support up to 8 EX0808 boards (maximum 64 AUX inputs and 64 AUX outputs). Clients could also choose to purchase a metal case for easy installation.

Product Image
Product image

Product Features

Technical Specifications

Aux Input


Aux Output Relay



RS485 and OSDP (version 2.1.7)

Baud Rate for RS-485 / OSDP


RS485 / OSDP Address

Set by the DIP switch

Dimension (L*W)

160mm * 106mm (6.29in * 4.17in)

Net Weight

0.2kg (0.44lbs)



3.6W @ 12V DC 300mA

Power Supply

12V DC 300mA


Operating Temperature

0°C to 45°C (32°F to 113°F)

Operating Humidity

20% to 80%

Output Relay

3Form-C Relays-SPDT 5A@ 30V DC or 10A @ 30V AC