Honeywell Home V15V20-TC2UPG VISTA Total Connect 2.0 Support Upgrade Chip Kit for VISTA-15P and VISTA-20P

Bring modern monitoring and mobile access to older Honeywell Home control panels without a full panel replacement. The V15V20-TC2UPG PROM upgrade kit enables installers and security managers to upgrade VISTA-15P and VISTA-20P systems from Total Connect 1.0 to Total Connect 2.0, adding cloud-based alarm monitoring, remote arming/disarming and enhanced surveillance integration. This kit includes four PROM chips (15P, 15PSIA, 20P, 20PSIA) specifically matched to common VISTA variants, model LTEXA-TC2, and is manufactured by Resideo for reliable compatibility. Installation is straightforward and designed to reduce on-site labor — swap the PROM chip and restore full functionality quickly. By upgrading rather than replacing the panel, businesses and integrators save on equipment costs while maintaining compliance with modern security monitoring standards. Ideal for retrofit projects, multi-site rollouts, or customers seeking improved remote surveillance and alarm connectivity, the V15V20-TC2UPG keeps your Honeywell Home system current. Order this PROM chip kit to streamline Total Connect 2.0 upgrades and enhance your clients' security and remote monitoring capabilities.

• Upgrade legacy VISTA-15P/VISTA-20P panels to Total Connect 2.0 without replacing the control panel, preserving existing installations and budget.
• Includes four PROM chips (15P, 15PSIA, 20P, 20PSIA) to support the most common VISTA configurations for a flexible retrofit solution.
• Fast, plug‑in installation minimizes downtime and technician labor — get modern monitoring services up and running quickly.
• Extends the useful life of Honeywell Home/VISTA systems, protecting prior hardware investments while adding cloud-based monitoring and mobile access.
• Ideal for security professionals and integrators looking to deliver Total Connect 2.0 surveillance and alarm monitoring upgrades to customers affordably.