fireX 4518, fireX 04480. If you don't want to rewire, you need vps for forex traders to get a quick convert adapter Kidde KA-F and perform 3-easy-step installation: place the ceiling mounting bracket stall KA-F adapter and attach existing wiring to the alarm. The Firex i4618 has a front loading battery door, 85 decibel horn, test switch and dual purpose LED indicator; constant green power on confirms AC power is present and the flashing red displays alarm/battery status. If you need to replace a Firex brand detection product, please visit the links below to choose the best replacement product for your home. While this option is more costly, the truth of the matter is that you should replace your Smoke Alarms every 10 years. E new alarm will now be interconnected and compatible with your Firex alarm system.