SDC Uniflex Series 55-E Heavy Duty 3/4″; Mortise Electric Strike with Field Reversible Fail-Safe/Fail-Secure OperationProfessional Access Control Solution for Hollow Metal Frame ApplicationsThe SDC Uniflex Series 55-E electric strike delivers heavy-duty access control performance for cylindrical locksets, mortise locksets with or without deadbolts, and mortise exit devices. Engineered with a 3/4″; latchbolt capacity and up to 1″; deadbolt throw accommodation, this strike features field reversible fail-safe/fail-secure operation with dual voltage capability of 12/24 VDC. The heavy cast housing body with stainless steel components provides exceptional durability rated for 1,000,000 endurance cycles with 2500 holding force and 70 ft-lbs dynamic strength.Professional Features & BenefitsHeavy-Duty Latchbolt Capacity: Accepts 3/4″; throw latchbolts and up to 1″; throw deadbolts for versatile lockset compatibility.Exceptional Durability: Tested to 1,000,000 endurance cycles with 2500 holding force and 70 ft-lbs dynamic strength for demanding commercial applications.Flexible Power Configuration: Field selectable dual voltage operation at 12/24 VDC with field reversible fail-safe/fail-secure modes for various system requirements.Heavy Cast Construction: Heavy cast housing body and keeper with stainless steel components provide corrosion and tamper resistance.Retrofit Compatibility: Designed to retrofit existing ANSI 4-7/8″; strike prep without centerline relocation for easy installation.Professional Certifications: UL 1034 Burglary-Resistant Electric Locking Mechanisms, UL 10C Positive Pressure Fire Tests, and ANSI/BHMA A156.31 Grade 1 rated.Advanced Design Features: Non-handed design with horizontal alignment adjustment, interchangeable faceplate system, and internally mounted solenoid with voltage and current spike protection.Technical SpecificationsCommercial/Residential: CommercialDepartment: Door HardwareDoor Type: Hollow MetalDynamic Strength: 70 ft-lbsElectronic: YesEndurance Cycles: 1,000,000Holding Force: 2500Latch Throw: 3/4″;Product Category: Electronic Access ControlsProduct Group: Electronic Access ControlsProduct Model: 55-DProduct Subgroup: Electric StrikesProduct Type: Electric StrikesProduct Voltage: 12/24 VDCSeries: 55 SeriesSubcategory: Electric StrikesSwitch Device: SPDTProfessional ApplicationsCommercial Building Security SystemsEducational Institution Access ControlHealthcare Facility SecurityGovernment and Municipal BuildingsIndustrial Facility Access PointsMulti-Tenant Residential PropertiesRetail Loss Prevention SystemsWhy Choose SDC Quality?SDC electric strike products deliver professional-grade reliability with heavy cast housing construction and stainless steel components rated for 1,000,000 endurance cycles with 2500 holding force. UL 1034, UL 10C, and ANSI/BHMA A156.31 Grade 1 certifications ensure compliance with the highest industry standards. Engineered for demanding commercial applications where dependable access control performance is essential.