Prolink 3KVA Long Run Rack/Tower Online UPS with LCD (PRO903-ERL) is a high-performance UPS designed for mission-critical IT systems, data centers, server rooms, medical equipment, and enterprise applications requiring extended backup time. Built with true online double conversion architecture, it provides pure and stable power output effectively isolating sensitive equipment from voltage fluctuations, surges, spikes, and electrical noise. The zero transfer time ensures uninterrupted power even during switching events, making it ideal for critical operations.

As a Long-Run (ERL) model, it supports external battery banks, offering flexible, customizable backup durations based on your application. Whether you need minutes or hours of power backup, the PRO903-ERL adapts to your infrastructure needs. The intuitive LCD display provides real-time visibility into load status, battery status, input/output conditions, and system diagnostics. Its rack/tower convertible design provides installation flexibility, suitable for both server cabinets and standalone deployment.

Features such as EPO safety, generator compatibility, and microprocessor control make this UPS a dependable choice for IT professionals in Nepal.