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LCN

Can I buy parts for the LCN SEM magnets?

Resolution: Yes, you can purchase individual parts for the LCN SEM magnets: Magnet Core -516, Armature -828, Cover -72, and Fastener Kit with Bracket -515.:

How do I attach extensions to my magnet?

Resolution: The magnet extensions can be used with both the SEM 7800 and the SEM1900 magnets. To add extensions to the SEM series magnets, you "MUST" start with the 7810-514 coupler kit. The coupler kit pro...:

Can a magnet, or sentronic device, be released and close the door from a button at a desk?

Resolution: If a door is being held open by the LCN SEM 7800/1900 magnet or any ME/SE Series Sentronic LCN closer, you can remotely release that door to close by ordering the following parts and wiri...:

What is the holding force of a SEM magnet?

Resolution: The SEM series magnets have a holding force of approximately 35 lbs when installed according to LCN instructions.:

Can LCN ME/SE closer holders be used on exterior/vestibule doors?

Resolution: LCN ME/SE closer holders are specifically designed for use on interior fire rated doors. :