Simplex 742-346-RC
Simplex 742-346-RC
Core Charge $150
Out of stock; call for lead time
Simplex 742-346-RC 4009A CPU Board
The Simplex 742-346 is a CPU board used in the Simplex 4009A NAC (Notification Appliance Circuit) panel, commonly deployed as an IDNet extender or NAC expansion panel connected to a Simplex 4009-9201 enclosure.
Key Features:
• NAC Panel Processing: Provides the control logic and processing needed to manage NAC circuits and IDNet communications for the 4009A panel.
• Power Support: Supports 120 VAC primary power with 24 VDC battery backup for continuous operation.
• Expansion Capability: Supports Class B NAC circuits with expansion options for Class A fault-tolerant circuits, additional NACs, IDNet repeater functions, and fiber optic communication modules.
• Replacement/Service Part: Used to service or replace a failed CPU board in an existing 4009A NAC panel installation.
This is a professionally reconditioned (RC) unit, refurbished and tested prior to resale.

