Reid Telesys Communications - Fort Washington, MD
Distributor, Manufacturers' Rep, Service Company
Distributor of new & used replacement parts, handsets, PC cards, & accessories.

System Engineering International Corp. - Frederick, MD
Manufacturer, Custom Manufacturer
Manufacturer of standard & customized 24 & 48 volt DC uninterruptible power systems (UPS). Output ranges from 4.5 to 13.5 amps (250-750 watts). Hot swappable internal batteries feature internal monitoring. N+1 redundancy by de-rating. Options include SNMP, managed ports, & threshold alarms. Complete system in a 19 in. x 14 in. box. Wall, rack, or din rail mountable. Applications include communications, telephony, SCADA, & industrial.