Hikvision DS-K2604-G 4-Door Access Controller, Advanced Secure Access Management

Professional-Grade Access Control for 4 Doors

The Hikvision DS-K2604G is a powerful, enterprise-level 4-door access controller designed for secure, scalable access management. Built with reliability and flexibility in mind, it supports multiple authentication methods and integrates seamlessly with Hikvision systems—making it ideal for commercial buildings, offices, warehouses, and multi-site operations.

Product Features:

• 32-bit high-speed processor
• Supports TCP/IP communication, EHome 5.0, and ISAPI protocol. The communication data is specially encrypted to relieve the concern of privacy leak
• User-centered design. Supports adding various user types: normal user, visitor, and user in blocklist
  Standard hermaphrodite connector of three-phase electric adaptor
• Security and protection: isolated internal current and protective cover over control board
  Power supply indicator on the surface
  Supports recognition and storage of card No. with maximum length of 20
• Supports up to 100,000 cards (including 97,000 non-visitor cards and 3,000 visitor cards) and 300,000 card presenting records
• Supports multi-door interlock function, anti-passback function, multiple authentication’s function, open door with first card function, super card and super password function, M1 card encryption, online upgrade function and remote control of the doors
• Supports tampering alarm for the card reader, alarm for door not secured, force opening door alarm, alarm for door opening timeout, duress card and code alarm, blocklist alarm and alarm for illegal card swiping attempts reaching the limit
• Short circuit attempts alarm and open circuit attempts alarm
• IP address conflict detection
• Cross-controller anti-passback function (For cross-controller anti-passback based on card, wire the card reader with RS485. For cross-controller anti-passback based on network, make sure the server and device communicate with each other properly. Up to 5000 users' records can be stored in the selected server.) and inner-device anti-passback function
• Supports RS-485, OSDP, and Wiegand protocol for accessing card reader. Wiegand interface supports W26, W34 and is compatible with the third-party card reader with Wiegand interface
• Supports various card types: normal / patrol/ duress/super card, etc.
• Various indicators to show different status
• Supports automatically and manually time synchronization
• Supports record storage function when the device is offline and insufficient storage space storage alarm function
• Backup battery design, watchdog design and tamper-proof function
  Data can be permanently saved after the access controller is powered off
• Supports I/O linkage and event linkage
• 500 groups of passwords under the authentication mode of card or password
• Supports time zone settings

Key Features

• 4-Door Control
  Manage up to 4 doors independently with precise access rules and real-time monitoring.

• Advanced Access Authorization
  Supports card, PIN, or card + PIN authentication for enhanced security.

• Large Capacity Storage

  • Up to 100,000 cards
  • Up to 300,000 event records
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• Flexible Communication

  • TCP/IP network communication
  • RS-485 interface for reader connectivity
  • Wiegand (W26/W34)

• Real-Time Monitoring & Alerts
  Instantly track door status, access logs, and alarm events.

• Multiple Alarm Inputs & Outputs
  Supports integration with intrusion alarms, fire systems, and emergency triggers.

• Offline Operation Capability
  Continues to operate even if connection to the server is interrupted.

• Seamless Integration
  Works with Hik-Connect and Hikvision iVMS platforms for centralized management.

Technical Specifications

• Model: DS-K2604G
• Doors Controlled: 4
• Card Capacity: 100,000
• Event Capacity: 300,000
• Communication: TCP/IP, RS-485, Wiegand (W26/34)
• Power Supply: 12V DC
• Operating Temperature: -20°C to 65°C (-4°F to 149°F)
• Installation: Wall-mounted control panel

Ideal For

✔ Office buildings
✔ Industrial facilities
✔ Schools & campuses
✔ Hospitals & clinics
✔ Retail & commercial properties