Hikvision DS-K2604T – 4 Door Network Access Controller Main Board with TCP/IP, RS-485 & Advanced Security

The Hikvision DS-K2604T is a high-performance 4-door access control main board designed for large-scale security systems. It features TCP/IP and RS-485 communication with encrypted data transmission, ensuring secure and reliable operation. The controller supports offline functionality, advanced authentication logic, and seamless integration with various access control devices.

System Capacity:

• Card Capacity: Up to 100,000 cards

• Event Storage: Up to 300,000 records

Communication:

• TCP/IP Network Interface

• RS-485 Communication (up to 8 ports)

• Wiegand Interface (W26 / W34)

Ensures secure and stable communication with full encryption support.

Door Control:

• Supports 4 Doors

• Lock Control Outputs: 4

• Exit Buttons: 4

• Door Contact Inputs: 4

Input & Output Interfaces:

Inputs:

• Alarm Inputs: 4

• Door Contacts: 4

• Exit Buttons: 4

Outputs:

• Alarm Outputs: 4

• Lock Outputs: 4

Reader Support:

• RS-485 Card Readers: 8

• Wiegand Readers: 4

Compatible with third-party access readers.

Security & Control Features:

• Anti-passback function

• Multi-door interlock

• Multi-card authentication

• First person (first card) function

• Super card & super password

• Alarm event upload

• Tamper-proof protection

• Offline operation support

• Data retention after power loss

• Remote door control

• Online firmware upgrade

• Time synchronization (NTP / manual / automatic)

Power & Environmental:

• Power Supply: 12V DC

• Power Consumption:

• Working Temperature: -20°C to +65°C

• Humidity: 10% to 90% (non-condensing)

Physical Specifications:

• Dimensions: 236 × 185 × 37 mm

• 4-door professional access control board

• Supports 100,000 cards & 300,000 events

• TCP/IP + RS-485 communication

• Supports up to 8 RS-485 readers

• Wiegand compatibility (W26 / W34)

• Advanced access control logic

• Remote management & firmware upgrade

• Stable offline performance

• Compact industrial design

• Large office buildings

• Industrial facilities

• Universities & campuses

• Hospitals

• Commercial complexes

• High-security access systems

The DS-K2604T is built for large and complex access control projects. It offers maximum flexibility with 4-door control and extended reader support. Ideal for installations requiring centralized control, scalability, and advanced security logic.