LCN Electromagnetic Door Holder: Floor - Mounted
3G Electric supplies the LCN SEM7820 DKBRZ Electromagnetic Door Holder, a floor-mounted, bronze unit with a Fail Safe failure mode. We interpret customer demand and deliver genuine industrial equipment across 14…
SKU 3G-OTH-512615
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Product Description
3G Electric supplies the LCN SEM7820 DKBRZ Electromagnetic Door Holder, a floor-mounted, bronze unit with a Fail Safe failure mode. We interpret customer demand and deliver genuine industrial equipment across 14 departments—and far more—with specialist depth in combustion, pumps, and controls as an authorized distributor.
Frequently Asked Questions
What is the LCN SEM7820 DKBRZ electromagnetic door holder used for?
The LCN SEM7820 DKBRZ is a floor-mounted electromagnetic door holder used to hold fire-rated doors open until power is interrupted. In Fail Safe mode, it releases the door upon power loss, allowing automatic closure for fire safety in commercial and industrial buildings.
What are the specifications of the LCN SEM7820 DKBRZ?
The LCN SEM7820 DKBRZ is a bronze, floor-mounted electromagnetic door holder with a Fail Safe failure mode. Its manufacturer part number is SEM7820 DKBRZ. It is designed for use with fire-rated doors, releasing the door when power is lost to enable automatic closure.
Where to buy the LCN SEM7820 DKBRZ worldwide?
3G Electric supplies the LCN SEM7820 DKBRZ electromagnetic door holder to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us to order this genuine LCN part for your fire safety application.
How to install a floor-mounted electromagnetic door holder like the LCN SEM7820?
Install the LCN SEM7820 by securing the floor-mounted unit to a concrete floor using appropriate anchors. Connect wiring per local codes, ensuring power is off during installation. Test the Fail Safe function by cutting power to confirm the door releases. Consult a licensed electrician for compliance.
Used in
Common applications for LCNLCN Products
3G Electric supplies LCN electromagnetic door holders & releases. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









