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Mercury Controllers: A Guide for Facility Managers

Guide to Mercury access control controllers and interface boards: LP and MP series, MR52, MR16IN, MR16OUT, upgrades, and software compatibility.

Commercial door hardware: electric strike, maglock, card reader, panic hardware, and power supply

Why Mercury matters

Mercury hardware is used as the controller layer by many access-control software platforms. That means the boards in your panel may continue to work even if you change software, depending on compatibility.

Common boards

Signs you need an upgrade

Older controller series may not support newer firmware, encryption, OSDP, or your next software version. Offline panels, memory limits, and unsupported firmware are common triggers.

How we help

We service and integrate systems including Mercury-based controllers, check firmware and software compatibility, and plan replacements that keep doors working during the change.

Related services

Need access control service?

Call or text Pacific Access Systems. 714-584-7541

Commercial service across Orange County and Los Angeles County, Monday–Saturday, 7:00 AM–5:00 PM.