M4700.0010 Indicator Panel, 20 Channel, Positive Ref, 24VDC/AC, M4700.0020 Indicator Panel, 20 Channel, Positive Ref, 48VDC/AC, M4700.0030 Indicator Panel, 20 Channel, Positive Ref, 12VDC/AC, M4700.0040 Indicator Panel, 20 Channel, Positive Ref, 110VDC/AC, M4700.0050 Indicator Panel, 20 Channel, Negative Ref, 24VDC/AC, M4700.0060 Indicator Panel, 20 Channel, Negative Ref, 48VDC/AC, M4700.0070 Indicator Panel, 8 Channel, Negative Ref, 12VDC/AC, M4700.0080 Indicator Panel, 20 Channel, Negative Ref, 110VDC/AC, M4700.0120 Indicator Panel, 20 Channel, Positive Ref, Common Alarm Relay and Siren 24VDC, M4700.0130 Indicator Panel, 20 Channel, Positive Ref, Common Alarm Relay and Siren 230VAC, M4780.0010 Indicator Panel, 20 Channel, Positive Ref, RS485, Common Alarm Relay and Siren 24VDC