Honeywell Home LTE-21V Optional Snap-in Radio Module for VISTA21IPLTE, Verizon

Upgrade your commercial or multi-site security installations with the Honeywell Home LTE-21V alarm communicator module. Designed to snap directly into the VISTA21iPLTE panel, this optional LTE radio delivers dual-path reporting via 4G LTE and IP so monitoring centers receive alarms faster and more reliably. Built for professional installations, the LTE-21V combines robust 256-bit AES encryption and secure key handling with battery backup and diagnostic LEDs to maintain secure, continuous communications even during power events.

Technicians and service providers benefit from a streamlined deployment: the snap-in form factor reduces install time while AlarmNet360 support, FOTA firmware upgrades, and remote service capability let you manage fleets, push updates, and resolve issues without on-site visits. Compatible with Verizon’s 4G LTE network and ETL listed, the module supports industry-standard monitoring protocols and integrates seamlessly into alarm and surveillance system workflows. Ideal for alarm communicators in commercial, retail, and managed security environments—add the LTE-21V to your VISTA21iPLTE installations to improve uptime, strengthen signal security, and lower operational costs. Contact your distributor or add to your next deployment to enhance monitoring and surveillance reliability.

• Provides reliable dual-path reporting (4G LTE + IP) to keep alarm signals flowing and reduce missed events
• Snap-in design for VISTA21iPLTE cuts installation time and simplifies field upgrades
• 256-bit AES encryption and secure key management protect transmission for compliance and peace of mind
• Battery backup and diagnostic LEDs ensure continuous monitoring and quick troubleshooting during outages
• Remote management, FOTA firmware updates and AlarmNet360 integration lower service costs and minimize truck rolls