Our security systems enable you to easily manage fob keys, set up door alarms, manage private elevators, and monitor your facilities with CCTV

We’ll connect you with a local security expert who can help you protect your building, mitigate risk and reduce your liability.

Keep up to date with our access control news articles, and follow all of Keri Systems important updates and developments

About Mercury Security Mercury Security Corporation is the global leader in the supply of OEM access controller hardware. Built on an open platform, with over one million panels sold, Mercury has the largest installed base and greatest accumulated run time of any access hardware provider in the world. Headquartered in Long Beach, California, Mercury has been providing enhanced access control technology since 1992. For more information visit mercury-security.com.

With two-wire RS-485 connectivity, the MR52’s two reader ports support OSDP, OSDP Secure Channel, FICAM government profiles, keypads, biometric readers, Wiegand, clock and data, magnetic stripe, F/2F and supervised F/2F reader technologies. System configuration and setup are provided through Mercury OEM partner software applications.

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Schools can use Keri’s security systems to create customized emergency response procedures based on emergency type. Set per-room occupancy limits, and easily grant or revoke access to students, faculty, and staff.

To offer our customers an alternative solution that is as easy to install, use, and quote as Doors32, Keri Systems has developed a cloud solution called Borealis, and we can upgrade you right now – Click here to learn how.

The MR52 Series 3 is a dual card reader interface panel with on-board flexibility to connect a wide range of security devices. The MR52 is easy to install and provides the required I/O for interfacing two card readers, eight general-purpose input monitor points and six control relays to any Authentic Mercury series intelligent controller

MR52installation manual

Our expert support team will help you design a security solution that meets your client’s needs and your financial requirements.

We are very proud of our excellent customer relationships, if there’s anything we can do to help your business maintain success, please let us know.

A Comprehensive interactive walkthrough for configuring your first Borealis system. This guide will also act as the hub for any supporting documents and resources you will need for Borealis.

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We begin the process with a 15-30 minute phone call to determine if we have a solution that can meet the needs of your job.

Take a look at who Keri systems are, our ethos, and why we feel you should partner with one of the longest-serving Access control OEM providers.

MR52Mercury

Our expert support team will help you design a security solution that meets your client’s needs and your financial requirements.

Maintain a positive and carefree experience for the public while protecting high security areas like protecting control rooms and stock rooms. Be prepared with emergency response and custom evacuation routines.

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Keri has published a series of short Solution White Papers to address some challenges end users face when deciding on what kind of system or which manufacturers’ products to choose to meet their security system requirements.

MR52Wiring diagram

Manage multiple sites from a central location, protect property, information, and dangerous equipment by providing access only to individuals that need it.

We begin the process with a 15-30 minute phone call to determine if we have a solution that can meet the needs of your job.

MR52Datasheet

Provide public access to multiple buildings with easy-to-use visitor management tools while maintaining secure employee-only and restricted-access zones.

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We understand that not every job is the same, therefore we offer a range of solutions to ensure you can offer unique and tailored options to your clients.

We stand by our engineering and craftsmanship and are so confident of reliability that we back our products with extensive industry-leading warranties.

MR52manual

Manage Installations of Any Size with a Client-Server based solution - Doors.NET allows you to manage every aspect of your access control solution in one place.

Safeguard against theft and vandalism, automate your place of worship, and save money by replacing traditional locks with key-less locks and an Access Control System