Linear ACT-31DH 1-Channel Factory Block Coded Key Ring TRANS PROX Transmitter and 26-bit Wiegand HID-Compatible Proximity Tag, Black

Streamline secure entry and visitor management with the Linear ACT-31DH key fob transmitter. Designed as a single-channel, factory block-coded access device, this Linear key fob delivers dependable, tamper-resistant authentication that reduces administrative overhead and minimizes the risk of code duplication. The included 26-bit Wiegand proximity tag is HID-compatible and interoperable with AM-DPR and most proximity readers, making it ideal for mixed-reader environments in commercial buildings, retail, or campus security.

Users benefit from a rugged, pocket-ready design with a quick-disconnect key ring and a long-life lithium battery rated up to five years, lowering maintenance and replacement costs. Enrollment is quick — MegaCode factory programming and selectable facility codes let you add cards locally or remotely to your access control system. With built-in safeguards like a transmission timeout and MegaCode format, the ACT-31DH supports robust security, monitoring, and surveillance workflows while fitting neatly into existing access control networks. Add the Linear ACT-31DH to your security toolkit today — order now or contact our team to integrate it into your monitoring and access control system.

• Simplifies secure access control: factory block-coded, single-channel transmitter reduces setup time and prevents unauthorized cloning.
• Broad reader compatibility: 26-bit Wiegand proximity tag works with AM-DPR and most HID-compatible readers for seamless integration.
• Low maintenance reliability: built-in lithium battery delivers up to five years of operation to minimize downtime.
• Everyday durability and convenience: rugged black key fob with quick-disconnect ring for pocket-ready, on-the-go use.
• Easy enrollment and management: MegaCode factory coding and facility-code options allow fast local or remote programming.