Connects to an alarm panel;Built-in fixed/rate-of-rise heat detector;Triggers alarm through security system when activated;Built-in 85dB alarm with optional tandem interconnection;Drift compensation reduces time between cleanings

• Interlogix 541NCSXT 4w photo/heat temp sounder
• 2.3

Interlogix 541NCSXT 4w photo/heat temp sounderEdwards Signaling Company