PowerWalker VI 800 CSW SAI line-interactive - 800VA/480W, 2 tomas Schuko, AVR, USB

For small office workstations, home networking setups, or point-of-sale terminals, the PowerWalker VI 800 CSW steps in when mains power fails. It delivers 800 VA / 480 W of line-interactive protection with automatic voltage regulation, keeping sensitive electronics running through brownouts and short blackouts. The compact tower fits neatly beside a desk or under a counter, and its two Schuko outlets provide direct backup power for a PC, monitor, router, or cash drawer.

Key specifications

• Topology: Line-Interactive with Automatic Voltage Regulation (AVR)
• Capacity: 800 VA / 480 W
• Input voltage range: 170–280 V AC
• Output voltage (battery mode): 230 V AC ±10%
• Output waveform: Simulated sine wave
• Outlets: 2x Schuko CEE 7/3
• Data line protection: RJ-11 (phone/fax/modem)
• Communication: USB Type-B
• Battery: 1x 12 V / 9 Ah sealed lead-acid
• Typical backup time at 50% load: ~5 minutes
• Recharge time: 4–6 hours to 90%
• Noise level: <40 dB
• Form factor: Compact tower

Why choose it

The VI 800 CSW corrects minor voltage fluctuations without switching to battery, extending battery life and ensuring stable output for connected equipment. Its simulated sine wave is suitable for most computer power supplies and small electronics, while the USB port allows unattended shutdown via PowerWalker software. Cold start capability lets you power loads directly from the battery even when mains is absent.

Ideal use cases

• Protecting a single workstation or home office PC from power interruptions
• Keeping network modems, routers, and VoIP phones online during short outages
• Supporting point-of-sale terminals or small security systems
• Bridging brief blackouts for a NAS or small server

Good to know

The UPS uses a sealed lead-acid battery that is user-replaceable when needed. Its compact dimensions and low noise make it suitable for quiet environments. The included USB cable and management software enable automatic file saving and system shutdown during extended outages. For best battery health, keep the unit in a well-ventilated area and avoid deep discharges when possible.