FireShield has the following optional components:
• Remote System Indicator (FSRSI)
• Remote Zone Indicator (FSRZI-A)
• Remote Relay Module (FSRRM)
• Power Expander Transformer (XTR3A120, XTR3A230)
(ten-zone only)
• DACT (Dialer)/Modem (FSDACT)
• City Tie Module (CTM4.7)
• Reverse Polarity Module (RPM)
• Battery Cabinet (BC-2)