M&H Door Company
QUESTION: Do you have an electric strike with no wiring?
ANSWER: There are no wireless (battery powered) electric strikes that we know of on the market. While we do not know the full details of your installation, a battery powered lockset may easily fulfill your application needs.
Datasheet: E70 Series Standalone Lockset
Texas Health and Human Services Commission
Question: When the fire alarm system is deactivated because it is being serviced or altered: Does the delayed-egress lock continue to hold or does the lock fail-safe into unlocked condition?
Answer: This is a very good question and important concern for facilities responsible for patient care, such as Psychiatric Facilities, Hospitals with infant and child protection needs and Long Term Care facilities responsible for the elderly. Prior to your question SDC has not heard of any related problems.