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- Overview
Overview
The HID Mercury EP4502 (now largely succeeded by the LP4502) is a high-performance intelligent controller designed for large-scale access control systems. Built on a Linux-based platform, it supports two doors locally and can scale to manage up to 64 access points.
Specifications
Model Number: EP4502
Brand: Mercury
Alt Part Number(s): EP4502
Product Type: Controller Board
Technical Description
Brand: Mercury
Model Number: EP4502
Ethernet: 10/100Base-T
Cardholder Capacity: Supports up to 2,000,000 user records
Transaction Buffer: Stores up to 50,000 events
Communication: Primary 10/100 Ethernet port; supports IPv4 and IPv6
Reader Ports: 2 ports supporting Wiegand, Clock-and-Data, or RS-485 (OSDP)
Inputs: 8 general-purpose inputs, plus 2 dedicated inputs for tamper and power monitor
Outputs: 4 Relays (Form C, 5A @ 30Vdc)
Serial Ports: 2 two-wire RS-485 ports
Backup Battery: 3 V lithium
Power Requirements: 12–24 VDC ± 10%, 500mA maximum
*Product descriptions, images, and part numbers are subject to change and may not accurately reflect manufacturer product alterations. For the latest and most precise information, kindly refer to the manufacturer's website and use the item's manufacturer part number.