Simplex 4100-1273
Simplex 4100-1273
In stock!
Simplex 4100-1273 Phone Class A NAC Adapter
Telephone Class A adapter module for converting standard NACs to Class A supervised operation on Simplex 4100U and 4100ES Fire Alarm Control Panels. Mounts directly to 4100-1272 without requiring additional space.
Key Features:
• Class A Supervision: Converts NACs to Class A supervised operation for enhanced circuit reliability
• Direct Mount: Attaches directly to 4100-1272 for compact installation with no extra space required
• Dual-Powered: Provides power from both A and B terminals on fault conditions for redundant operation
• Compatible Panels: Works with Simplex 4100U and 4100ES fire alarm control panels
• Telephone Integration: Enables supervised telephone signaling circuits in emergency response systems
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