Lockwood TB25-1 D/BOLT 12-24VDC Fail Safe Monitored

Save $185.00
LockwoodSKU: TB25D1224VDC

Sale price$690.00 AUD Regular price$875.00 AUD


The TB25 drop bolt represents true engineering innovation, design excellence, and the superior quality customers have come to expect and demand from Lockwood. Designed for use on swing-through, double-action doors, these drop bolts are ideal for applications where an electric strike is impractical.

Key Features:

  • High Security. Bolt is deadlocked in the extended position
  • Bolt position monitored
  • Door position monitor with integrated magnet into the strike plate (no need to install a separate reed switch)
  • Multiple Orientation, drop bolts will work horizontally or vertically
  • Power to Lock/ Power to Open
  • Continuously Rated Solenoid
  • Tamper Proof. The lock cannot be defeated by slipping a metal object between the lock and the striker plate
  • Intelligent Electronics. These intelligent bolts will attempt to re-close the bolt 8 times, allowing time for swing through doors to settle in the closed position
  • Thermal Protection. In the event of solenoid overheating, a thermal fuse will operate, eliminating any fire risk


  • Misaligned doors
  • Timber Doors

Standards and Compliance

  • British Standard BSEN 50081-1 & BSEN 50082-1
  • CE Approved
  • C-tick Certified

Download Catalogue

Voltage  12 to 24V
Current (Start) 1100mA @ 12V, 1000mA @ 24V
Current (Holding) 210mA @ 12V, 90mA @ 24V
Holding Force  1000 kg
Locking Mode 210mA @ 12V, 90mA @ 24V
Dimensions (Mortice)  164 x 22 mm
Bolt Length 12.7 x 16 mm
Face Plate Size 10 x 25 mm
Monitoring Contacts Bolt and Door

Reed Switches: Elevating Security Solutions

Reed switches are a fundamental component in modern security systems, offering versatile and reliable solutions for a wide range of applications. At CCTV Importers, we prioritize the integration of high-quality components into your security setup, and our selection of premium reed switches is no exception. Let's delve deeper into the features and benefits of reed switches to understand their importance in safeguarding your property.

Key Features and Benefits:

Reliability and Durability:

  • Reed switches are renowned for their robust construction and long-term reliability, ensuring consistent performance even in demanding environments.
  • With minimal moving parts and no mechanical contacts, reed switches are less prone to wear and tear, contributing to their extended operational life.

Versatility in Applications:

  • Reed switches find applications in various security devices, including door and window sensors, motion detectors, alarm systems, and more.
  • Their versatility allows for integration into a wide range of security solutions, offering flexibility in system design and deployment.

Fast Response Time:

  • With rapid response times, reed switches detect changes in magnetic fields swiftly, triggering alarms or activating/deactivating security devices promptly.
  • This quick response enhances the effectiveness of security systems, ensuring timely detection and response to potential threats.

Low Power Consumption:

  • Reed switches boast low power requirements, making them energy-efficient components suitable for battery-powered security systems.
  • Their minimal power consumption helps prolong battery life, reducing the need for frequent replacements and ensuring continuous protection.

Ease of Installation and Maintenance:

  • Reed switches are typically easy to install and require minimal maintenance, simplifying the setup process and reducing installation time and costs.
  • Their user-friendly design and hassle-free operation make them an attractive choice for security professionals and homeowners alike.

Applications and Use Cases:

  • Intrusion Detection: Reed switches serve as integral components in door and window sensors, detecting unauthorized entry attempts and triggering alarms to alert occupants or security personnel.
  • Perimeter Security: Integrated into fencing or gate systems, reed switches provide reliable detection of perimeter breaches, enhancing overall security and deterring intruders.
  • Asset Protection: Utilized in asset tracking systems, reed switches monitor the movement of valuable assets, such as equipment or vehicles, safeguarding against theft or unauthorized removal.
  • Environmental Monitoring: Reed switches can be employed in environmental monitoring systems to detect changes in magnetic fields caused by seismic activity, ensuring early warning and mitigation of potential hazards.

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