Accessories: System Monitor Card Normal operation of the Monitor Card is exactly the same as a standard EXELTECH Alarm Card with the notable exception of remote monitoring of system status. A blinking LED for the new alarm state announces new alarm states; pressing either button stops the blinking, and Alarm Details will give a listing of any alarms that have been activated. Transfer Switch / Relay: 4MS automatic switch with user selectable primary AC source. Available in 5 KW, 7,5 KW and 10KW models.   Meter: LCDs featuring AC volts, AC Amps, DC volts and DC amps.   AC Outlet: 8 NEMA plugs, 1U in height with master on - off. Available in 19" or 23" systems. Also avail with 6 NEMA plugs in a 3.2" x 7 module without master on - off. Maintenance Bypass Switch: Allows for complete bypass of the inverter for maintenance. A/B Buss: For Redundant DC sources   AC Distribution Panel: Up to six breakers rated at 1 Amp up to 30 Amps.   DC Distribution Panel: Up to six breakers rated at 1 Amp up to 30 Amps.   AC Disconnect: Available on 30, 50 and 100 Amps.   DC Disconnect: Up to six breakers rated at 75, 100, 150, 200, 300 or 400 Amps.