Short answer: for a home office in Australia, put the NBN router on a PowerShield DC Mini 12V (if it runs from a 12 V plug pack of 18 W or less), the PC, monitors and network gear on a SafeGuard (PSG1000) or Defender UPS (PSD650, PSD1200), and everything else on a ZapGuard surge board (PSZ5U2). Gamers and creators with bigger rigs step up to the pure sine wave Commander Tower (PSCM1100); a home comms rack suits the short-depth Defender Rackmount (PSDR800).
ARC IP Networks is a trusted PowerShield supplier in Australia: genuine stock at competitive prices, with the full PowerShield Australian warranty, Australia-wide delivery and trade pricing.
Home office UPS at a glance
| Need | Recommended PowerShield series | Why |
|---|---|---|
| Keep the NBN and Wi-Fi up in a blackout | DC Mini (PSDCMIN12-18) | Plugs into the wall and backs up one 12 V router or modem up to 18 W |
| Work PC, monitors and router together | SafeGuard (PSG750, PSG1000) | Powerboard-style UPS with AVR, extra surge-only sockets and wall mounting |
| Quiet desk or bedroom office | Defender (PSD650 to PSD2000) | Silent operation with no fans, LCD, AVR and Australian sockets |
| Gaming PC, workstation or editing rig | Commander Tower (PSCM1100, PSCM2000) | Pure sine wave output; PowerShield positions it for workstations and gaming |
| TV, console and home theatre | ZapGuard (PSZ5U2, PSZ8U2) plus a Defender | Surge protection for the whole cabinet, battery backup for the gear that must not drop |
| Home comms rack, NAS and cameras | Defender Rackmount (PSDR800, PSDR1500) | 230 mm and 300 mm deep: made for shallow wall-mounted cabinets |
ARC IP Networks recommendations, based on PowerShield specifications and the PowerShield home office solution page.
Why power protection matters at home
PowerShield puts it simply: your home office, gaming setup or security system is only as reliable as the power that keeps it running. Outages, surges and fluctuations lead to data loss, equipment failure and downtime, and PowerShield's point is that protection costs far less than data recovery, replacement hardware and lost work. In an Australian home the risk is very ordinary: a storm, a tripped circuit, an air conditioner kicking in, or a street outage while you are on a video call.
PowerShield groups mains problems into 9 power problems: power failure, power sag, power surge, under voltage, over voltage, spikes, frequency drift, switching transients and harmonic distortion. Its Shield System then matches each UPS design to how many of the nine it deals with:
| PowerShield Shield System level | Power problems solved | PowerShield series |
|---|---|---|
| Standby (Basic Protection) | 3 of 9: power failure, sag, surge | Ninja Slimline (PSLN600) |
| Line-interactive with AVR (Enhanced Protection) | 5 of 9: adds under voltage and over voltage | SafeGuard, Defender, Commander |
| True online double conversion (Premium Protection) | 9 of 9: adds spikes, frequency drift, switching transients and harmonic distortion | Centurion (tower, rack/tower and LiFePO4); three-phase Centurion Pro and Platinum on project quote |
Source: PowerShield Training Deck 2023 (the 9 power problems and the Shield System).
For a home office, the useful takeaway is this. A surge board such as ZapGuard handles spikes and surges but has no battery. A line-interactive UPS (SafeGuard, Defender, Commander) adds battery backup and Automatic Voltage Regulation (AVR), which corrects under and over voltage, and covers five of the nine problems. That is the right level for nearly every home. True online double conversion (Centurion) is for mission-critical gear and poor power, which is rare at home unless you are running a small server rack.
What to protect in a home office, gaming room and lounge
The PowerShield home office solution covers three areas. Here is how we apply each one in Australian homes.
Home office: PC, monitors and the NBN
PowerShield's aim for the home office is to safeguard your PC, monitors and network devices from unexpected shutdowns. Battery backup gives you time to save work and shut down safely, which prevents data corruption. Every PowerShield UPS comes with NetGuard software as standard, for local monitoring, graceful shutdown during a longer outage and power event logging, so a USB-connected PC can close itself down if you are away from the desk.
Do not forget the internet. If the NBN router drops, video calls and VoIP phones drop with it. A DC Mini on a 12 V router is the neatest fix; see our UPS for NBN, Wi-Fi and CCTV guide for the details.
Gaming and home entertainment
PowerShield's second focus is keeping gaming consoles, TVs and media centres protected from power fluctuations. For a lounge cabinet, a ZapGuard surge board protects the TV, soundbar and streaming boxes, while a Defender or SafeGuard keeps the console or gaming PC running through a short dip. PowerShield's own product guide describes the line-interactive, pure sine wave Commander Tower as perfect for workstations and gaming, and the Defender 2000VA as ideal for workstations and gaming.
Smart home and security
The third focus is keeping Wi-Fi routers, alarms and CCTV cameras connected during blackouts. Cameras and an NVR usually sit on a small UPS or in a short-depth comms cabinet; our UPS for security systems guide covers that in depth.
The four layers of home power protection
| Layer | What it does (PowerShield) | PowerShield products |
|---|---|---|
| Surge protection | Shields devices from voltage spikes caused by lightning, grid fluctuations or electrical faults | ZapGuard 5 way (1,400 J / 40,000 A) and 8 way (2,100 J / 60,000 A) |
| Uninterruptible power supply | Backup power during blackouts, with time to shut down safely and prevent data corruption | SafeGuard, Defender, Commander |
| Voltage regulation | Stable power delivery that prevents premature wear on sensitive electronics | AVR (buck and boost) in every SafeGuard, Defender and Commander |
| Battery backup | Keeps Wi-Fi, computers and essential devices running during interruptions | DC Mini 12V for the router, any UPS above for the rest |
Layer descriptions from the PowerShield home office solution page; ratings from PowerShield product pages.
Recommended PowerShield solutions for the home
Three set-ups, from a laptop desk to a home with a comms rack. Live Australian pricing (inc. GST) and availability are shown on each product page.
Small: laptop desk, NBN and a TV cabinet
Back up the internet, surge-protect everything else. Check the router plug pack says 12 V DC and 18 W (1.5 A) or less for the DC Mini.
Wall-plug UPS for one 12 V router, modem or ONT; built-in replaceable Li-ion battery.
5 surge-protected sockets plus 2 USB; 1,400 J / 40,000 A; wall mountable.
Medium: full home office or gaming room
A desktop PC, two monitors, router and speakers. Choose a silent Defender for a bedroom or study, or a Commander Tower for a high-end gaming or editing rig.
990 W pure sine wave output; LCD shows battery time remaining.
Critical: home comms rack, NAS and cameras
For a wall-mounted cabinet with the NBN, switch, NAS and NVR, PowerShield recommends short-depth rack UPSs.
480 W, only 230 mm deep, for shallow wall-mounted comms cabinets.
900 W, 2U and 300 mm deep, with long-life 12 V 9 Ah batteries.
8 surge-protected sockets; 2,100 J / 60,000 A for the rest of the room.
How big a UPS does a home office need?
Add up the watts of what you want backed up (the PC, monitors and router, not the printer or heater), then pick a UPS whose watt rating sits comfortably above that total. The SafeGuard 750 is rated at 450 W, the Defender 1200 at 720 W and the Commander Tower 1100 at 990 W. The lighter the load compared with the rating, the longer the runtime. For a NAS at home, read our UPS for NAS guide as well.
PowerShield asks five questions before it recommends a UPS: where the site is (metro or regional, and how stable the power is), the electrical load (from the equipment specifications), rackmount or tower, how much backup time you need, and how critical the equipment is. Backup time depends on the UPS capacity, the number of batteries and the load. In PowerShield's own example, a Centurion RT 2000VA carrying a 1500VA load runs for 18 minutes on its internal batteries, 67 minutes with one external battery bank and 101 minutes with two.
Work through the numbers in our UPS sizing guide (VA, watts and runtime) and, if you need longer backup, the battery bank and runtime guide.
Models on PowerShield's home office page
The PowerShield home office page still shows the DC Mini 36, which PowerShield has marked end of life as of July 2026, naming the DC Mini 12V (PSDCMINI12-18) as the alternative. We stock that alternative as PSDCMIN12-18. The page also lists two larger short-depth rack UPSs, the Commander RT 2000VA and the Centurion RT 2000VA Short Base, for home racks that carry more load; both are on our shelves too.
Why buy PowerShield from ARC IP Networks
ARC IP Networks is a trusted PowerShield supplier in Australia: genuine stock at competitive prices, with the full PowerShield Australian warranty, Australia-wide delivery and trade pricing.
- Genuine PowerShield stock, supplied new for the Australian market.
- PowerShield Australian warranty: SafeGuard and Defender UPSs carry 24 months with advance replacement, Commander UPSs 24 months (36 months when you register the product with PowerShield), and ZapGuard surge boards 60 months.
- Trade accounts for installers, integrators, electricians and MSPs: apply for a trade account.
- Project quotes for multi-site rollouts, volume orders and lines we supply to order, including three-phase Centurion Pro and Platinum Modular UPSs.
- Australia-wide delivery (shipping details), or pickup from 6 George Street, Blackburn VIC 3130.
- Pre-sales advice on 1300 100 440 or info@arcip.com.au.
Browse the full PowerShield range at ARC IP Networks.
Common questions
Straight answers from the ARC IP Networks team. Last reviewed October 2026.
For most home offices, a PowerShield SafeGuard 1000VA or Defender 1200VA is the right fit: line-interactive with AVR, Australian sockets and enough capacity for a PC, monitors and router. Add a DC Mini 12V for the NBN router and a ZapGuard surge board for everything else.
It keeps the equipment in your home powered: the router and, if you have one, the NBN connection box. It cannot help if the outage is in the wider network. A DC Mini suits one 12 V router drawing 18 W or less.
A ZapGuard surge board protects against spikes and surges but has no battery. If you need to keep working, save files or stay online when the power drops, you need a UPS. Most homes use both.
PowerShield describes the pure sine wave Commander Tower as perfect for workstations and gaming, and the Defender 2000VA as ideal for workstations and gaming. Size it by the watts your PC and monitors draw.
Yes. PowerShield lists silent operation with no fans as a Defender feature, which is why it suits desks, bedrooms and home theatres.
Yes. PowerShield recommends protecting consoles, TVs and media centres from power fluctuations. Use a ZapGuard surge board for the cabinet and a SafeGuard or Defender for anything that must keep running.
From ARC IP Networks. ARC IP Networks is a trusted PowerShield supplier in Australia: genuine stock at competitive prices, with the full PowerShield Australian warranty, Australia-wide delivery and trade pricing. Call 1300 100 440 for help choosing.
Want a home office UPS recommendation?
Tell us what you run at home, from the NBN router to the gaming PC, and we will recommend the right genuine PowerShield set-up and send a quote.
Related guides and solutions
- UPS for NBN, Wi-Fi and CCTV/NVR
- How to size a UPS: VA, watts and runtime
- The PowerShield UPS range explained
- Best UPS for a NAS (QNAP and Synology)
- UPS for small business: data loss, POS and office servers
- Industrial UPS for PLCs, control systems and manufacturing
- UPS for security systems: CCTV, NVR, access control and alarms
- UPS and surge protection for audio visual and events
- Shop the PowerShield range at ARC IP Networks