LCN SEM7830 Electromagnetic Door Holder with 35 Pound Holding Force and Tri-Voltage DesignProfessional Fire Safety Door Control SolutionThe LCN SEM7830 is a surface wall-mounted electromagnetic door holder from the proven Sentronic 7800 Series, delivering 35 pounds of holding force through tri-voltage design (12V/24V/120V). This fail-safe magnet automatically releases when fire alarm systems interrupt electrical current, allowing doors to close manually until power returns. UL listed for metal smoke barrier and labeled fire doors with ANSI/BHMA A156.15 certification, the SEM7830 features die-cast housing construction with 6-3/4" projection and is suitable for pocket door installations.Professional Features & BenefitsHeavy-Duty Holding Force: Tri-voltage design provides 35 pounds of reliable holding force for secure door positioning in commercial applications.Fail-Safe Fire Safety Operation: Automatically releases when electrical current is interrupted during fire alarm conditions, ensuring proper door closure for life safety compliance.Flexible Power Options: 12V/24V/120V tri-voltage compatibility allows adaptation to various electrical systems and installation requirements.Die-Cast Housing Construction: Heavy-duty die-cast housing with powder coat finish provides exceptional durability for demanding commercial environments.Surface Wall-Mounted Design: 6-3/4" projection configuration allows surface mounting on walls with included wood and machine screw fastener pack for versatile installation options.Pocket Door Compatibility: Suitable for pocket door installations with optional armature extensions available for extended reach applications.UL Listed Fire Door Compliance: UL listed for metal smoke barrier and labeled fire doors ensuring code compliance for fire-rated openings.ANSI/BHMA Certification: Tested and certified under ANSI/BHMA A156.15 standards for professional-grade performance and reliability.Manufacturer Warranty: Protected by 2 Year warranty for added confidence and protection in commercial installations.Technical SpecificationsADA Compliant: YesBAA Qualified: YesCommercial/Residential: CommercialDepartment: Door HardwareDoor Type: Interior DoorElectronic: YesFinish Type: Powder CoatMounting Detail: Surface - Magnet Mounting Method: Wall MountProduct Category: Door ControlsProduct Group: Door ControlsProduct Model: SEM7830Product Projection: 6-3/4"Product Subgroup: Electromagnetic Door Holder / ReleasesProduct Type: Door MagnetsProduct Voltage: 12V/24V/120VSeries: SEM 7800 SeriesSubcategory: Fire and Life Safety ClosersWarranty: 2 YearProfessional ApplicationsCommercial Building Fire Safety SystemsHealthcare Facility Smoke Barrier DoorsEducational Institution Fire-Rated OpeningsIndustrial Facility Emergency Egress ControlMulti-Tenant Residential Fire Door ComplianceGovernment Building Life Safety SystemsRetail Establishment Fire Code ComplianceWhy Choose LCN Quality?LCN SEM7830 electromagnetic door holders deliver professional-grade reliability with die-cast housing construction and UL listing for fire-rated applications. Protected by a 2 Year warranty and certified under ANSI/BHMA A156.15 standards for demanding commercial fire safety applications. Engineered for dependable fail-safe operation where life safety compliance is essential.