Total number of credentials

• Unlimited credentials per ACS300-E controller when connected to Brivo Onair. Up to 250,000 credentials per controller while offline

Maximum number of card readers

• 2

Event history

• 60,000 events (FIFO) offline from host

Input points

• 2 Door position inputs 
• 2 Request to exit inputs 
• 4 Auxiliary inputs

Output relays

• 2 Non-latching wet (12V, 350mA) or dry (6A @ 28VDC) selectable door lock relays 
• 4 General purpose dry relays (6A @ 28VDC)

Authentication and encryption

• Both ACS300 models use TLS1.2+, with AES256 encryption and SHA256 certificate with a 4096 bit key length 
• ACS300-A supports FIPS140-2 validated encryption module with optional license per controller

Max power consumption

• 12VDC @ 2.5A peak with all outputs at maximum allowed current limits

Card reader inputs

• 2 Wiegand Ports 
• 1 RS-485 Port for 2 OSDP Readers

Temperature and humidity range

• Operating temp: 32oF to 125oF, (0oC to 49oC) 
• Humidity: Max 85% non-condensing

Included components

• 2 MOV surge suppressors

Input Power

• Recommended: Power over Ethernet (PoE+) from network switch or PoE+ injector 
• Alternate: 12VDC, 2.5A - power supply (not included)

Output Reader Power

• The controller can also supply power to the card reader devices:
  - Each Wiegand Card Reader Port can supply 350mA @ 12VDC 
  - RS-485 Port can supply a total of 350mA @12VDC

Enclosure dimensions

• 7.4"W x 7.5"H x 1.5"D (187mm x 190mm x 40mm)

Host communications

• Ethernet 10/100 Mbps
• WiFI IEEE 802.11 b/g/n

Compliance

• Access Control UL294/UL Listed
• CE
• FC Part 15 Class A Compliant
• ROHS Compliant