Check the listing for details. Simplex 4009-9201 IDNet NAC Extender Panel 0636867. Condition: New. Listed at 941.90 USD. Simplex 4009-9201 IDNet NAC Extender Panel (0636867) is a robust and versatile solution designed to expand the notification capabilities of Simplex fire alarm systems. This self-contained adjunct panel offers four Class B Notification Appliance Circuits (NACs), each rated at 2 A, and an 8 A power supply, ensuring ample capacity for additional signaling devices. Compatible with Simplex 4010, 4020, 4010ES, and 4100 series control panels, the 4009-9201 supports both IDNet addressable communications and conventional NAC inputs, providing flexibility in system integration. Its power-limited design enhances safety, while features like SmartSync strobe synchronization and individual NAC control streamline operations. The panel also includes a built-in battery charger supporting up to 18 Ah.