The Prolink 3KVA Rack/Tower Online UPS with LCD (PRO903-ERS) is a high-performance, microprocessor-controlled, true double-conversion UPS designed for servers, network equipment, storage devices, and mission-critical IT applications.

With built-in batteries (12V/9Ah × 6 pcs) and a precise LCD display, it provides real-time monitoring of load, battery status, and UPS conditions. The Rack/Tower convertible design allows flexible installation in server racks or standalone setups. Equipped with true double-conversion technology, input power factor correction, and optional Smart SNMP, it ensures consistent, clean power while protecting your sensitive equipment from voltage fluctuations, surges, and spikes.