Sargent 55-8910F Mortise Exit Device, Exit Only, For 33-36" Dr Widths, Request To Exit

The Sargent 55-8910F is a heavy-duty mortise exit device engineered for dependable performance on high-traffic commercial openings. Configured for exit-only operation, it fits standard door widths from 33 to 36 inches and integrates a built-in Request to Exit (RX) signal switch, making it ideal for access control and monitored entry applications. As part of Sargent's 8900 series, this Grade 1 device delivers robust security with smooth, reliable egress. The 55 prefix designates the RX monitoring feature, allowing the hardware to communicate door usage to an electronic security system while maintaining free, code-compliant exit at all times.

Features

• Mortise lock exit device designed for exit-only applications without outside trim.
• Fits door widths ranging from 33 to 36 inches.
• Integrated Request to Exit (RX) switch signals the access control system when the device is operated.
• Grade 1 certification ensures durability for heavy-use commercial environments.
• Part of the Sargent 8900 series, known for strength and long service life.
• Provides free egress at all times for life-safety compliance.

Functional Details

The Request to Exit function uses an internal switch that activates when the push pad is depressed, sending a signal to the connected access control or alarm system. This allows the system to recognize authorized egress and prevent false alarms while the door remains secure.

• Request to Exit (RX) signal switch monitors use of the exit device.
• Exit only configuration with no outside operating trim.
• Mortise lock case provides secure latching into the strike.