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Frequently Asked Questions

What locksets work with Alarm Controls electric strikes?

National Lock Supply offers Alarm Controls electric strikes for cylindrical locks, mortise locks, and rim exit devices with specific models for each lockset type.

What is the difference between fail-safe and fail-secure electric strikes?

Fail-safe strikes unlock when power is lost (for life safety), while fail-secure strikes remain locked without power (for high-security). National Lock Supply can advise on proper application.

What voltage do Alarm Controls electric strikes use?

Alarm Controls manufactures electric strikes in 12VDC, 24VDC, and 12-24VDC dual-voltage options. National Lock Supply can help specify voltage for your access control system.

Can Alarm Controls electric strikes be used on fire doors?

Yes, when properly rated and configured fail-safe. National Lock Supply stocks fire-rated electric strikes meeting life safety requirements for fire-rated openings.

Do electric strikes work with mechanical locks?

Yes, electric strikes allow electronic control while maintaining mechanical key operation. The lock operates normally, and the strike releases electrically for access control integration.

Are Alarm Controls electric strikes durable?

Yes, Alarm Controls manufactures electric strikes with heavy-duty construction suitable for commercial applications. National Lock Supply provides strikes rated for high-cycle use.