Honeywell 4219 - 8 Zone Wired Expansion Module - Alarm Grid The Honeywell 4219 is a wired zone expansion module that provides up to (8) additional hardwired zones of protection for a Honeywell VISTA-15P, VISTA-20P or VISTA-21iP alarm panel The module is used when a system runs out of terminals to support new sensors
4219 Ademco Wired Zone Expander - amazon. com The Honeywell 4219 is a wired zone expansion module that provides up to (8) additional hardwired zones of protection for a Honeywell VISTA-15P, VISTA-20P or VISTA-21iP alarm control panel The 4219 zone expansion module is ideal for existing security systems when you need to add additional hardwired alarm devices but have no more available zones
Honeywell 4219 Zone Expander: Everything You Need to Know And today we're going to be talking about the Honeywell 4219 zone expander module And this is an eight zone expander for Honeywell Vista Systems And basically like I said all it does is it adds eight additional hardwired inputs to your Honeywell Vista system for zones