The Hikvision DS-K2601/2/4T Pro Network Access Controllers offer advanced, secure access control for medium to large deployments. Powered by a 32bit processor, these units support TCP/IP and RS485 uplink, plus Wiegand downlink. Their encrypted data channels and complete anti-tamper measures guard against intrusion and network attacks .
Storage capacities include 100,000 cards and 300,000 logs (expandable to 200k cards/600k logs). Multi-door models incorporate anti-passback, inter-door linkage, first-card, super-card, and super-password modes for controlled access sequences
Highlights:
Door flexibility: Choose single, dual, or quad-door variants.
Robust event management: Multiple alarm inputs (tamper, forced entry, invalid swipe) and alarm outputs for integration
Protocol support: NTP time sync, EHome support, RS485/Wiegand reader compatibility
High resilience: Offline log retention, encrypted communication, and backup battery secure operation .
Enterprise-grade features: Anti-passback, multi-card, first-card, super-card/password ensure secure flows
Perfect for corporate offices, commercial buildings, and government facilities.

