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The MUL-T-LOCK es-17-310-32h91r11 is an electric door release designed for tall frame, center strike metal doors in commercial access control applications. Operating on 8 to 16 volts AC or AC-DC, this unit accepts a wide input range that accommodates most access control panel power supplies. The reversible mounting configuration supports both right-hand and left-hand door installations without requiring separate hardware. Built for high-traffic commercial environments, this release is intended for installation by licensed locksmiths, security integrators, or qualified electrical contractors working on door hardware and access control systems.
This electric door release is suited for commercial buildings, office facilities, and other high-traffic access points where metal door frames with tall center strikes are the standard configuration. The broad voltage input range makes it compatible with a variety of access control panels and power supplies commonly found in commercial installations. Both fail-secure and reversible mounting options support flexible deployment across multiple door orientations in a single facility.
Designed as an OEM-style electric door release for tall frame center strike metal doors in commercial access control installations.
Installation should be performed by a licensed locksmith, security integrator, or qualified electrical contractor familiar with access control door hardware. Disconnect power to the access control panel and any connected door hardware before beginning installation or wiring work. Verify door hand orientation before mounting to ensure correct reversible configuration. Local building codes and applicable electrical standards should be consulted prior to installation.
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