UPS & Backup Power

Quick buying guide

A practical starting point for ups & backup power

Typical UK price range: £100–£300+Indicative market guide reviewed August 2026. International pricing, tax, availability and subscriptions vary by region.

Size a UPS around the actual wattage of the devices you need to keep alive and decide whether you want enough runtime to continue working or simply enough time for a safe shutdown. Sensitive active-PFC PCs often benefit from a pure-sine-wave model.

Common search themes:best UPS for home officeUPS for PCbattery backup for routerpure sine wave UPS
Products worth comparing

Shortlist at a glance

These are research-led starting points chosen to represent useful budgets and use cases. A product appearing here is not a claim that we have personally tested it; hands-on experience is labelled separately in detailed reviews.

UPS & Backup Power shortlist comparison
Product / serviceOur shortlist roleIndicative priceBest for
APC Back-UPS Pro rangeBest general home office£130–£220PC, monitor and networking backup
CyberPower CP1500EPFCLCDBest higher-load PC£220–£300Gaming/workstation PCs with active PFC power supplies
Eaton Ellipse PRO 850Best compact office£160–£230Router, NAS and office-device backup
APC Back-UPS BE850G2-UKUK outlet desktop backup optionCheck current UK price and deliveryModest home-office or networking loads within 850VA and 520W
Eaton 3S Gen2 3S850BCompact UK networking backup optionCheck current UK price and deliveryRouter, NAS or modest office loads within 850VA and 510W

Best general home office

APC Back-UPS Pro range product photograph — Representative BR900MI Pro 900 with IEC outlets; other capacities and regional outlets differ.
Product image: Back to the Office / Awin product feed · Product photo: Back to the Office via Awin. Representative BR900MI Pro 900 with IEC outlets; other capacities and regional outlets differ.

APC Back-UPS Pro range

Indicative price: £130–£220

Range-level evidence · sources checked 17 September 2026

A mainstream UPS family with monitoring and replaceable-battery options suited to home-office protection.

Best for: PC, monitor and networking backup

Potential drawback: Model capacity and outlet count vary

Research assessment

A mainstream UPS family with monitoring and replaceable-battery options suited to home-office protection. Because this entry covers a range or an imprecise listing, confirm the exact model and regional specification before buying. Key compromise: Model capacity and outlet count vary.

Limitations and checks
  • Model capacity and outlet count vary.
  • Size the UPS from measured load and required runtime, then confirm plug type, waveform, battery replacement and supported shutdown software.
Sources and evidence notes (2)

This editorial synthesis does not represent a hands-on test by The Tools and Tech. Source links are references, not affiliate links. Research depth: Official product information plus independent category context.

  1. APC official UPS catalogue (opens in a new tab) (manufacturer or official source)
  2. Wirecutter UPS guide (opens in a new tab) (independent category context)
Check price at Back to the Office (opens in a new tab)View manufacturer / official information (opens in a new tab)Search Scan for this model (opens in a new tab)Check price at Amazon UK (opens in a new tab)

Price and availability can change. Check the retailer for the latest information.

Best higher-load PC

CyberPower CP1500EPFCLCD

Indicative price: £220–£300

Product-specific evidence · sources checked 17 September 2026

A higher-capacity pure-sine-wave UPS aimed at desktops that need clean backup power and monitoring.

Best for: Gaming/workstation PCs with active PFC power supplies

Potential drawback: Large and heavy

Research assessment

A higher-capacity pure-sine-wave UPS aimed at desktops that need clean backup power and monitoring. Key compromise: Large and heavy.

Limitations and checks
  • Large and heavy.
  • Size the UPS from measured load and required runtime, then confirm plug type, waveform, battery replacement and supported shutdown software.
Sources and evidence notes (2)

This editorial synthesis does not represent a hands-on test by The Tools and Tech. Source links are references, not affiliate links. Research depth: Official product information plus product-specific independent coverage.

  1. CyberPower CP1500EPFCLCD specifications (opens in a new tab) (manufacturer or official source)
  2. Allround-PC CyberPower PFC Sinewave test (opens in a new tab) (independent review or reporting)
View manufacturer / official information (opens in a new tab)Search Scan for this model (opens in a new tab)Check price at Amazon UK (opens in a new tab)

Price and availability can change. Check the retailer for the latest information.

Best compact office

Eaton Ellipse PRO 850 product photograph — ELP850IEC variant shown; check regional outlets and required cables.
Product image: Back to the Office / Awin product feed · Product photo: Back to the Office via Awin. ELP850IEC variant shown; check regional outlets and required cables.

Eaton Ellipse PRO 850

Indicative price: £160–£230

Product-specific evidence · sources checked 17 September 2026

A business-oriented UPS option for protecting networking, storage and modest computer loads.

Best for: Router, NAS and office-device backup

Potential drawback: Lower capacity than larger tower UPS units

Research assessment

A business-oriented UPS option for protecting networking, storage and modest computer loads. Key compromise: Lower capacity than larger tower UPS units.

Limitations and checks
  • Lower capacity than larger tower UPS units.
  • Size the UPS from measured load and required runtime, then confirm plug type, waveform, battery replacement and supported shutdown software.
Sources and evidence notes (2)

This editorial synthesis does not represent a hands-on test by The Tools and Tech. Source links are references, not affiliate links. Research depth: Official product information plus product-specific independent coverage.

  1. Eaton official UPS catalogue (opens in a new tab) (manufacturer or official source)
  2. Rue Montgallet Eaton Ellipse PRO 850 assessment (opens in a new tab) (independent review or reporting)
Check price at Back to the Office (opens in a new tab)View manufacturer / official information (opens in a new tab)Search Scan for this model (opens in a new tab)Check price at Amazon UK (opens in a new tab)

Price and availability can change. Check the retailer for the latest information.

UK outlet desktop backup option

APC Back-UPS BE850G2-UK product photograph
Product image: Back to the Office / Awin product feed · Product photo: Back to the Office via Awin. BE850G2-UK with British outlets shown.

APC Back-UPS BE850G2-UK

Indicative price: Check current UK price and delivery

Manufacturer specification evidence · sources checked 9 October 2026

An exact UK-socket UPS rated at 850VA/520W with eight British outlets, USB-A/C charging and a user-replaceable battery. Use the labelled battery-backed outlets for critical equipment and confirm the load against the manufacturer runtime chart; a PSU nameplate is not actual wall draw.

Best for: Modest home-office or networking loads within 850VA and 520W

Potential drawback: Runtime depends on measured load and battery condition; not every outlet is battery backed

Research assessment

Consider this for modest home-office or networking loads within 850va and 520w. An exact UK-socket UPS rated at 850VA/520W with eight British outlets, USB-A/C charging and a user-replaceable battery. Use the labelled battery-backed outlets for critical equipment and confirm the load against the manufacturer runtime chart; a PSU nameplate is not actual wall draw.

Reasons to consider
  • UK outlet desktop backup option
Limitations and checks
  • Runtime depends on measured load and battery condition; not every outlet is battery backed
  • Research-based listing; no hands-on test, live price or guaranteed runtime/performance is claimed.
Sources and evidence notes (3)

This editorial synthesis does not represent a hands-on test by The Tools and Tech. Source links are references, not affiliate links. Research depth: Official specification or manufacturer document plus exact-model UK retailer page; no independent performance test or hands-on verdict claimed..

  1. Schneider Electric exact UK model (opens in a new tab) (manufacturer)
  2. Manufacturer documentation (opens in a new tab) (manufacturer documentation)
  3. Scan exact-model UK product page (opens in a new tab) (retailer)
Check price at Back to the Office (opens in a new tab)Visit Scan (opens in a new tab)Search Scan for this model (opens in a new tab)Check price at Amazon UK (opens in a new tab)

Price and availability can change. Check the retailer for the latest information.

Compact UK networking backup option

3S850B Gen2 850VA UPS with British outlets shown.
Product image: Back to the Office / Awin product feed · Product photo: Back to the Office via Awin. 3S850B Gen2 850VA UPS with British outlets shown.

Eaton 3S Gen2 3S850B

Indicative price: Check current UK price and delivery

Manufacturer specification evidence · sources checked 9 October 2026

The UK 3S850B variant provides four battery-backed UK outlets, four surge-only UK outlets, USB communication and two USB charging ports. Connect essential devices to the correct outlets and check NAS or computer shutdown support for the exact operating system. Follow Eaton installation and load limits.

Best for: Router, NAS or modest office loads within 850VA and 510W

Potential drawback: Four of eight UK outlets are surge-only; do not infer gaming-PC suitability or fixed runtime

Research assessment

Consider this for router, nas or modest office loads within 850va and 510w. The UK 3S850B variant provides four battery-backed UK outlets, four surge-only UK outlets, USB communication and two USB charging ports. Connect essential devices to the correct outlets and check NAS or computer shutdown support for the exact operating system. Follow Eaton installation and load limits.

Reasons to consider
  • Compact UK networking backup option
Limitations and checks
  • Four of eight UK outlets are surge-only; do not infer gaming-PC suitability or fixed runtime
  • Research-based listing; no hands-on test, live price or guaranteed runtime/performance is claimed.
Sources and evidence notes (3)

This editorial synthesis does not represent a hands-on test by The Tools and Tech. Source links are references, not affiliate links. Research depth: Official specification or manufacturer document plus exact-model UK retailer page; no independent performance test or hands-on verdict claimed..

  1. Eaton exact UK model specification (opens in a new tab) (manufacturer)
  2. Manufacturer documentation (opens in a new tab) (manufacturer documentation)
  3. Ballicom exact-model UK product page (opens in a new tab) (retailer)
Check price at Back to the Office (opens in a new tab)Visit Ballicom (opens in a new tab)Search Scan for this model (opens in a new tab)Check price at Amazon UK (opens in a new tab)

Price and availability can change. Check the retailer for the latest information.

Use the retailer or official-site button to check the latest price, availability and specifications before buying. Where we later obtain approved affiliate relationships, qualifying links may earn a commission at no extra cost to the reader.

Buying advice

What matters when choosing ups & backup power

Load capacity and runtime
Pure sine wave requirements
Battery replacement
USB/network monitoring and surge protection

Our guides focus on the factors that affect real-world fit and value, not simply the longest specification list.

Common questions

UPS & Backup Power FAQ

How much should I spend on ups & backup power?

A useful UK market guide is £100–£300+. The right spend depends on the features you will genuinely use, so compare the middle of the range before paying for premium extras.

What should I look for when buying ups & backup power?

Prioritise Load capacity and runtime, Pure sine wave requirements, Battery replacement. Check compatibility and return/warranty terms before buying, particularly when a product is part of a wider hardware ecosystem.

Are the products on this page hands-on tested?

Not necessarily. This category page is a research-led shortlist. Detailed guides clearly label any hands-on testing and distinguish it from manufacturer specifications, independent evidence and market research.

What is a good ups & backup power option to start comparing?

APC Back-UPS Pro range is one of the current research starting points on this page. Compare it with the alternatives above for budget, compatibility, features and drawbacks before deciding.

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