Corbin Russwin ML20907-LL-626-SEC-M91, Fail Secure Electrified Mortise Lock, Outside Grip Locked when Not Energized, No Cylinder Override, Latchbolt Monitor, Less Cylinder, Lever x Lever Body Only, Field Reversible, Grade 1, US26D Satin Chrome Finish
The Corbin Russwin ML20907-LL-626-SEC-M91 is a Grade 1 Fail Secure Electrified Mortise Lock featuring an outside grip that remains locked when de-energized. This model excludes the cylinder override but includes a latchbolt monitor for enhanced security feedback. It is a lever x lever lock body supplied without a cylinder, is field reversible, and finished in US26D satin chrome.
ML20907 x SEC
- Latchbolt by grip either side only when lock is energized.
- Outside grip locked when lock is not energized.
- Inside grip always free.
- Auxiliary latch deadlocks latchbolt.
- Locked when power is off and unlocked when the power is on.
M91 - Latchbolt Monitor
Latchbolt monitoring is a SPDT switch which monitors the full extension of the main latch.