PowerShield PSCM1100 Commander 1100VA / 990W Line Interactive, Pure Sine Wave Tower UPS, 2 Year Advanced Replacement WarrantyThe PowerShield Commander UPS is designed to deliver clean power to and promote reliable electrical operation for all types of IT equipment in a network environment. The Commander protects your devices against power failures, power surges, under and over voltages that can harm your equipment or result in corrupted data. The PowerShield Commander UPS provides cost effective and a high level of protection for sensitive electronic devices while offering