Potter JFS-A2 (Potter model P400R) is an expandable analog/addressable releasing fire alarm system with a total system capacity of 2,032 points. The control panel utilizes the exclusive Potter/Nohmi the protocol that includes a complete line of sensors and modules. The system is expandable with a total of fifteen additional addressable Signaling Line Circuits (SLC) each with a maximum of 127 devices. Each SLC may be comprised of any combination of smoke sensor, heat detectors or modules and allows for a total of 50 ohms of impedance and may use any wire compliant with the National Electrical Code (NEC).

Potter JFS-A2 has a 10 Amp power supply with six Notification Appliance Circuits (NACs) and four Input/Output (I/O) circuits. The NACs are rated at 3 Amps each and the I/Os are rated at 1 Amp each. Each output is regulated and power limited. In addition, each output is uniquely programmable and may be configured for steady signal, strobe synchronization, constant power, door holder power, or releasing. The strobe synchronization includes Potter/AMSECO, Gentex, System Sensor, and Cooper/Wheelock and with the exclusive Quadrasync each output may have a unique brand and all strobes will flash together.