System Sensor 4WTA-B Smoke & Thermal - 4 Wire Frame Transformer and encoding requirements before purchase

and encoding requirements before purchase

This DIY approach saves you time and money and allows you to take control of your home security setup

and contractors

advanced motion detection technology

2 PGM outputs: expandable to 38 (HSM2204

System Sensor 4WTA-B Smoke & Thermal - 4 Wire Frame Transformer and encoding requirements before purchaseSystem Sensor 4WTA B Smoke & Thermal 4 Wire The 4WTA B is a 4 wire, photoelectric i3 smoke detector with a 135F fixed thermal sensor, and has local sounder. This would be a updated upgrade from the 4WT B detector. Replacement for the the 4WT B. Alarm Contact Ratings: 0. 5 A @ 30V AC DC Alarm Current: 20mA max. @ 12V, 23mA @ 24V Detection: Photoelectric Dimensions: 2. 0" (51mm) H x 5. 3" (127mm) Dia. Freeze Trouble: 41F (5C) Heat Sensor: 135F (57. 2C)