Von Duprin 6221 Electric Strike for Mortise or Cylindrical Locks | 24 VDC, Grade 1, UL 10C Fire Rated

Von Duprin 6221 Electric Strike for Mortise or Cylindrical Locks | 24 VDC, Grade 1, UL 10C Fire Rated

Heavy-Duty 6200 Series Electric Strike for Reliable Commercial Access Control

The Von Duprin 6221 is a heavy-duty electric strike from the trusted 6200 Series, engineered for use with mortise or cylindrical locksets in demanding commercial applications. Featuring heavy-duty stainless steel construction with an integrated faceplate and smooth keeper movement, this electric strike delivers 70 ft-lbs. of dynamic strength and has been endurance tested to 1,000,000 cycles for long-term reliability. Standard operation is 24 VDC in fail-secure mode, with selectable 12, 16, and 28 VDC options and field-configurable fail-safe or fail-secure settings to meet your exact security requirements. Fully UL 1034 and UL 10C listed, this strike is fire rated to 3 hours on single doors and 90 minutes on pair doors with inactive leaf, and is certified ANSI BHMA A156.31 Grade 1.

Professional Features & Benefits

• Heavy-Duty Stainless Steel Construction: Integrated faceplate and smooth keeper movement ensure exceptional durability and long-term reliability in high-traffic commercial environments.
• Proven Endurance Rating: Endurance tested to 1,000,000 cycles and rated at 70 ft-lbs. dynamic strength for dependable performance in demanding applications.
• Flexible Power Options: Standard 24 VDC operation with selectable 12, 16, and 28 VDC options; continuous duty ratings of 0.6A at 12 VDC, 0.4A at 16 VDC, 0.33A at 24 VDC, and 0.25A at 28 VDC. Optional 12 VAC to 12 VDC and 24 VAC to 24 VDC rectifier kits available.
• Fail-Safe / Fail-Secure Operation: Ships standard in fail-secure mode with factory-configurable fail-safe option, allowing adaptation to specific security and life-safety requirements.
• Broad Lockset Compatibility: Designed for use with mortise or cylindrical locksets; compatible with Schlage, Von Duprin, Falcon, and many other manufacturers' cylindrical and mortise locksets. Latch throw: 3/4".
• UL 10C Fire Rated & UL 1034 Listed: Fire rated to 3 hours on single doors and 90 minutes on pair doors with inactive leaf; UL 1034 listed for burglary-resistant electric door strikes; UL 294 listed; certified ANSI BHMA A156.31 Grade 1.
• Versatile Frame Compatibility: Suitable for interior or exterior doors with hollow metal, aluminum, or wood frames; 17 model configurations available for cylindrical and mortise applications.
• Easy Installation & Servicing: Two-piece plug connectors included for ease of installation and removal during strike servicing. Available in 6 popular finishes: US3/BHMA 605, US4/BHMA 606, US10/BHMA 612, US10B/BHMA 613, US32/BHMA 629, and US32D/BHMA 630.
• Retrofit & New Construction Ready: Suitable for retrofit applications (including Von Duprin 3071 and 3072) and new construction; may also retrofit competitive and older model Von Duprin electric door strikes.
• Manufacturer Warranty: 5-year limited warranty for mechanical components (60 months from date of placing in operation or 66 months from shipment); 1-year warranty for electronic components (12 months from placing in operation or 18 months from shipment).

Technical Specifications

• Product Group: Electronic Access Controls
• Series: 6200 Series
• Grade: Grade 1
• Duty Level: Heavy Duty
• Door Type: Hollow Metal, Aluminum, Wood
• Warranty: 5 Year for Mechanical Components, 1 Year for Electronic Components
• Holding Force: 1300
• Latch Throw: 3/4"
• Product Subgroup: Electric Strikes
• Product Type: Electric Strikes
• Subcategory: Electric Strikes
• Retrofits: Von Duprin 3071 and 3072
• Application: Double Doors
• Commercial/Residential: Commercial
• Compatibility: Mortise Locks without Deadbolt, Cylindrical
• Electronic: Yes
• Lock Type: Mortise or Cylindrical
• Fail-Safe/Fail-Secure: Fail-Secure
• Product Model: 6221
• Product Voltage: 12/24 VDC
• Door Hand Direction: Non-Handed
• Face Plate: 6"
• Fire Rating: Yes
• Product Category: Electronic Access Controls
• Department: Door Hardware

Professional Applications

• Commercial Office Buildings
• Educational Facilities
• Healthcare Institutions
• Retail Establishments and Loss Prevention
• Industrial and Warehouse Facilities
• Government and Municipal Buildings
• Multi-Tenant Residential and Mixed-Use Properties

Why Choose Von Duprin Quality?

Von Duprin 6200 Series electric strikes are built to the highest commercial standards, featuring heavy-duty stainless steel construction rated at 70 ft-lbs. dynamic strength and endurance tested to 1,000,000 cycles. Backed by a 5-year limited warranty for mechanical components and full UL 10C, UL 1034, UL 294, and ANSI BHMA A156.31 Grade 1 certifications, these strikes deliver the dependable, code-compliant performance required in the most demanding commercial access control applications.