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APC Back-UPS Connect Review: Keep routers and smart hubs online

APC Back-UPS Connect - CP12036LI - 12V DC 36W Lithium-Ion Mini UPS, designed for Routers, Smart Home Controllers, VoIP devices, Networking gear and more
4.7
[Compact 36W DC UPS]  12V DC, 36W output protects and powers devices reliably.
[Lithium-ion Battery]  High-density lithium-ion battery for reliable, lightweight power.
[Three DC Tip Adapters]  Includes three DC tips for broad device compatibility.
[Up to 4 Hours Runtime]  Provides up to 4 hours of backup power for extended use.
[LED Status Indicators]  LEDs display UPS status and battery capacity at a glance.
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Compact UPS for home networking and smart hubs, designed to keep essential kit running through short outages, featuring APC Back-UPS Connect. Keeping broadband, VoIP and smart controllers powered brings real reassurance during storms and blackouts. Is that enough to keep a router, ONT or VoIP adapter online when the mains fails?

⚡ At a Glance
  • Backup Power: 36 Watts DC output with up to four hours runtime on a full charge
  • Best for: Home users and small offices needing short-term backup for routers and VoIP gear
  • Not ideal for: Powering multiple high-draw devices or whole-home systems

Supplies 12V DC at a 36W maximum for small networking equipment. Front-panel LEDs indicate UPS status and remaining battery capacity.


Keep broadband and VoIP running - thanks to 12V DC, 36W output

A 12V DC rail rated at 36 Watts delivers continuous power suitable for routers, modems and VoIP adapters, and three supplied DC tips allow direct connection to common barrel sizes. LED indicators give clear status and capacity information without extra tools.

Critical networking kit stays powered through short outages, avoiding reboots and lost calls. Visible status lights make it simple to check at a glance.

Extended backup for essential kit - with lithium-ion battery chemistry

Lithium-ion cells provide a compact energy store that supports the unit's quoted runtime of up to four hours, as corroborated by user feedback. The chemistry also keeps weight and footprint smaller than many lead-acid alternatives.

Small but energy-dense battery lets a router or smart-home controller run long enough for typical interruptions. Lightweight construction makes placement near broadband equipment effortless.

Broad compatibility out of the box - thanks to three DC tips

Three different DC tip sizes are included to match common barrel connectors used by routers and ONTs, simplifying setup without extra adapters. User reports confirm compatibility with Openreach ONT hardware using the supplied tips.

Adapters reduce guesswork when hooking up different manufacturers' kit, so connectivity can be restored quickly. Works well for mixed-brand home networks and small office setups.

✨ The 4 Key Reasons for APC Back-UPS Connect
  1. Three DC adapters - Ensures compatibility with most routers and Openreach ONTs
  2. Lithium-ion battery - Delivers up to four hours for small networking equipment
  3. 36W DC output - Powers routers, VoIP adapters and smart controllers steadily
  4. LED capacity indicators - Lets you quickly check remaining runtime and status
📋 Technical Details at a Glance
  • Category: Personal Computer
  • Brand: APC
  • Model: Back-UPS Connect
  • Product ID: B0CJ5D89Z9
  • Output Power: 36 Watts DC
❓ Frequently Asked Questions

Q: How long will it power my router?

A: Up to four hours of runtime is quoted when fully charged, and user reports cite approximately four hours in practical use.

Q: Will it work with my Openreach ONT or different routers?

A: Yes, three DC tips are supplied to match common barrel connectors and user feedback confirms compatibility with an Openreach ONT using the included adapters.

Q: Can I see how much battery is left?

A: Yes, front-panel LED indicators show UPS status and remaining battery capacity information.

🏆 Our Verdict

Suitable for households and small offices that need short-term backup for routers, VoIP adapters and smart-home controllers. Compact 12V DC delivery, three DC tips and up to four hours runtime make it a practical choice for maintaining connectivity during brief outages. Its small footprint and reliable runtime offer clear long-term value as a simple safeguard for essential network kit.