Power Supplies Frequently Asked Questions

Can I Change the Honeywell VISTA 21iP’s PROM Chip?
Honeywell offers the V21iPUPG, which allows an older VISTA 21iP to use Total Connect 2.0 if an external communicator is added. Find out if you can change the VISTA 21iP PROM Chip.
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Can I Use an LT-Cable w/ a Qolsys IQ Panel 2 Alarm System?
The IQ Panel 2 comes with a cable for powering the system. However, it is also possible to use a Honeywell LT-Cable or any standard 18-gauge 2-conductor wire to power the system. The wire will connect the system to a 5.5V DC plug-in transformer. Learn more about the IQ Panel 2 and the LT-Cable.
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Where is the VISTA-20P Bell Supervision?
The Honeywell Vista-20P offers supervision of the bell circuit in various ways on different revisions of the control panel. In early versions, the feature was always enabled, with the option to enable or disable supervision being introduced in later versions. Read on to learn more.
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Honeywell AD25624 vs Altronix SMP3
The Honeywell AD25624 and the Altronix SMP3 are both external auxiliary power supplies that are used to power security devices. Both devices have an output power of 2.5 amps. However, these external power supplies are used with different transformers. Learn more about these power supplies.
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How Do You Add a 2GIG AC2-PLUG to the 2GIG GC3?
The 2GIG AC2-PLUG power transformer connects directly to female barrel connection of the 2GIG GC3. Using the AC2-PLUG will make it easier to power the panel.
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Can I Use An LT-Cable With The Lyric Security System?
Find out if users can use the LT Cable with the Lyric Security System
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