Brand: HID Mercury · SKU: MR52-S3B · MPN: MR52-S3B · Category: Components
The HID Mercury MR52-S3B Series 3 is an advanced, high-performance dual-card reader interface panel designed for sophisticated access control systems. This serial I/O module provides the necessary inputs and outputs to manage two controlled openings, including two reader ports, eight general-purpose input monitor points, and six control relays. Built on the Authentic Mercury open platform, the Series 3 module features an improved processor, increased memory, and an embedded crypto memory chip that provides a secured layer of encryption to protect sensitive data. It supports a wide range of card reader technologies, including OSDP (Open Supervised Device Protocol), Wiegand, Clock/Data, and F/2F. The MR52-S3B is designed to be highly versatile and interoperable, maintaining the same footprint as the Series 2 modules for seamless system upgrades.
| Inputs | 8 General Purpose (programmable circuit type), 2 Dedicated (Tamper and Power Monitor) |
|---|---|
| Reader Ports | 2 Ports (Supports up to 4 readers with OSDP entry/exit) |
| Output Relays | 6 Form-C Relays (5A @ 30VDC NO, 3A @ 30VDC NC) |
| Primary Power | 12-24 VDC +/- 10%, 550mA maximum |
| Card/Keypad Data | OSDP, Clock/Data, Data-1/Data-0, RS-485, or F/2F |
| Host Communication | RS-485, 2-wire, up to 4,000 feet |
| Standards Compliance | UL 294, FCC Part 15 Class A, CE, RoHS, EU REACH |
| Operating Temperature | 0° to 70° C |
| Warranty | 1 Year from date of factory shipment |
| Weight | 11 oz (312 g) |
| Dimensions | 6.0 x 8.0 x 1.0 inches (152 x 203 x 25 mm) |
A Series 3 dual-reader interface board providing encrypted communication and flexible I/O for two-door access control setups on the Mercury platform.
Yes, this HID Mercury MR52-S3B Series 3 Dual Reader Interface Module (MR52-S3B) is 100% genuine HID Mercury hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This HID Mercury MR52-S3B Series 3 Dual Reader Interface Module includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the MR52-S3B.