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DA-BR-DH501

Virdi DA-BR-DH501 12 or 24VDC Electromagnetic Door Holder for Fire Escape Doors. Releases Armature Plate for Door Closer in Emergencies. Adjustable or Fixed Plate 100lbs Holding Force.

DA-BR-DH501

Original price was: $36.99.Current price is: $23.95.

Out of stock

Original price was: $36.99.Current price is: $23.95.

The ViRDI DA-BR-DH501 is an electromagnetic door holder suitable for fire escape doors in large-scale buildings.

  • It operates by releasing the armature plate to allow the door closer to close the door when a fire alarm or emergency is detected, keeping smoke in a limited area.
  • Wall-mounted installation
  • Adjustable or fixed armature plate, 12 or 24VDC with a built-in voltage spike suppressor for greater flexibility.
  • 12 or 24VDC with a built-in voltage spike suppressor
  • 100 pounds (45.36 kg) of holding force.
  • Ensures safety in large-scale buildings during emergencies.
  • Keeps smoke contained to a limited area, thus reducing the risk of fire spread.
  • No residual magnetism and a powerful 100 pounds (45.36 kg) of holding force.
ViRDI biometric access control terminals are available at Collsam Security

Description

Are you looking for reliable and secure door-holding technology to keep smoke in a limited area and protect people in large-scale buildings with fire escapes? The ViRDI DA-BR-DH501 is the perfect solution. This device holds fire doors open and closes them quickly in an emergency.

The door holder is a straightforward installation on the wall and is compatible with either a 12V or 24V DC power supply. It also features a built-in voltage spike suppressor, so you don’t have to worry about electrical damage to the unit. You can use two different types of plates with the DA-BR-DH501.

The ViRDI DA-BR-DH501 provides reliable, secure, and powerful performance. With up to 100 pounds (45.36 kg) of holding force and no residual magnetism, you can be sure that your door will stay securely open until an emergency arises. The door holder is incredibly responsive and quickly releases the armature plate so that the door closer can shut the door during an emergency.

You can trust the ViRDI DA-BR-DH501 to keep your fire doors secure and quickly close them in the event of a fire alarm or other emergency. The powerful electromagnetic force ensures that your door will stay open until an emergency arises, and the built-in voltage spike suppressor ensures the electrical safety of the device.

If you’re looking for a reliable door holder to protect people in large-scale buildings with fire escapes, the ViRDI DA-BR-DH501 is the perfect solution. It is easy to install, durable, and provides powerful, secure performance that will keep your doors safe and quickly close them in an emergency.

Additional information

Weight2 lbs
Dimensions5 × 5 × 5 in

Brand

ViRDI

ViRDI provides biometric access control, fingerprint access terminals, face recognition terminals, and access control software for secure facilities. These products support doors, employee entry, visitor access, and time-attendance programs. Authentication options include fingerprint, face, RFID card, PIN, mobile credentials, iris, and QR codes. Installers can choose compact readers, touchscreen terminals, outdoor models, enrollment scanners, and controllers.Biometric access control helps organizations verify users before granting entry. Fingerprint access terminals combine fingerprint and card authentication in one device. Face recognition terminals provide contactless entry for busy doors and shared spaces. Access control software manages users, schedules, permissions, events, and attendance records. ViRDI systems can connect compatible terminals through UBio Alpeta or UNIS management platforms. Always confirm credential support, network requirements, door hardware, software licenses, and environmental ratings before installation.
ViRDI biometric access control terminals are available at Collsam Security

ViRDI Biometric Access Control

ViRDI develops biometric security products for offices, stores, warehouses, schools, healthcare facilities, government buildings, and other controlled locations. Available solutions help organizations manage secure doors, employee attendance, and authorized user access.

Authentication Options

Compatible terminals may support fingerprint, facial recognition, RFID cards, PIN codes, mobile credentials, iris recognition, and QR codes. Multimodal models can combine several methods for stronger identity verification.

Readers, Terminals and Controllers

The product range includes compact door readers, touchscreen terminals, outdoor units, enrollment scanners, portable readers, and access-control panels. Buyers should select equipment according to the number of doors, credential type, mounting location, and required user capacity.

Management Software

UBio Alpeta and UNIS platforms help administrators manage compatible devices, users, schedules, access permissions, event logs, and attendance information. Software features and licensing requirements vary by system.Always verify reader compatibility, communication format, network requirements, relay configuration, power supply, software version, and environmental rating before installation.

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