Presented for your consideration is a Simplex 4010-9813 Expansion Power Supply 120V Fire Alarm Part # 0742097.
Brand new item in previously opened box. Installation instructions are included.
PRODUCT INFORMATION The expansion power supply provides a maximum of 4A of filtered 24VDC power. This power can be distributed between each of the following four circuits with no circuit drawing more than 2A. NAC Circuit 3 NAC Circuit 4 Circuit 1 (TB1-1 and TB1-2 on the expansion power supply)
Circuit 2 (TB1-3 and TB1-4 on the expansion power supply