Aiphone GT-OP3 3-Module Postal Lock with Frame

Deliver secure, professional access to tenant mail slots and entry points with the Aiphone GT-OP3 3-Module Postal Lock. Designed for use with Aiphone GT Series door stations, this postal lock combines vandal-resistant construction and outdoor-rated durability with a flexible, modular layout so integrators and building managers can populate the unused slot with any compatible GT module. The GT-OP3 supports standard 24V DC wiring and integrates into existing wired access control and intercom systems, helping streamline deployments for multi-tenant buildings, condos, and commercial properties. Built to meet TAA and NDAA compliance needs, it’s a dependable choice for projects that require secure hardware and clear procurement compliance. By providing Post Office key-access capability and robust protection against tampering, the GT-OP3 reduces service calls and enhances overall site security and monitoring. Ideal for retrofits and new installations, this postal lock simplifies installation and delivers consistent performance—add the GT-OP3 to your next access control or surveillance entry solution.

• Provides secure tenant mail access using standard Post Office keys for simplified entry management
• Modular 3-slot design lets you customize the open module position with any GT Series module for flexible configurations
• Vandal-resistant construction and outdoor-rated design protect against tampering and reduce maintenance calls
• Flush or surface mount options speed installation and support retrofit and new-build entry systems
• Integrates seamlessly with GT Series door stations and standard 24V DC wiring for reliable access control and monitoring