Low Profile - Only 2.375" High.
2 or 4 Wire Models
135°F Latching Heat Sensor
Highly Stable Operation, RF/Transient Protection
Two built-in power/sensitivity supervision/alarm LED's
Non-Directional Smoke Chamber
Vandal Resistant Security Locking Feature
Removable smoke labyrinth for cleaning or replacement
Automatic Sensitivity window verification function meets outlined requirements in NFPA 72, Inspection,Testing and Maintenance.