Solar & Electrical · Guide

Solar Backup for Security Systems

Keeping CCTV, fences, gates, access control and the router running when the power goes, and why it's cheaper than backing up a whole building.

What happens to your security when the power goes off?

Read on: it takes a few minutes and could save you a lot more than that.

In this guide you will see:
  • Put all security loads on one backed-up circuit.
  • Include the router: without it, no remote viewing or alerts.
  • UPS for instant switchover; batteries for hours; solar to recharge.
By Qyvea LimitedPublished 2026-09-23Updated 2026-09-232 min read
On this page01. What to back up02. The layers03. Design notes04. FAQ
Solar installation on a roof
Quick answer

Security equipment draws modest, constant power, so it can be backed up with a relatively small solar-and-battery system on its own circuit. The aim: cameras keep recording, the fence stays live, gates keep opening and alerts still reach your phone during an outage.

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Key takeaways

  • Put all security loads on one backed-up circuit.
  • Include the router: without it, no remote viewing or alerts.
  • UPS for instant switchover; batteries for hours; solar to recharge.
  • Size from measured loads and required runtime.

01What to back up

CCTVRecorder, PoE switch, cameras
Electric fenceEnergizer and siren
GateMotor battery charging, beams
Access controlControllers and locks
NetworkRouter, switches: for alerts and remote view
LightingSecurity lights for camera images

02The layers

Inverter and batteries on a wall

03Design notes

  • Measure real loads, including night-time IR and heaters
  • Plan runtime for your typical outage, not the best case
  • Protect with surge protection and good earthing
  • Keep batteries ventilated and away from heat
  • Include the system in maintenance visits

See battery and inverter sizing and security system backup power.

04Frequently asked questions

How big a solar system do I need for CCTV?

It depends on the number of cameras, recorder, other security loads and runtime. It's usually far smaller than a whole-house system.

Will my cameras record during an outage?

Yes, if the recorder, switch and cameras are on the backed-up circuit.

Do I need a UPS as well as solar?

A UPS or hybrid inverter with fast switchover prevents equipment rebooting at the moment the power fails.

Why customers choose Qyvea

Genuine brandsManufacturer warranty on what we sell, so you are not gambling on the box.
One team, start to finishThe people who advise you also install and support it.
Fast answersWhatsApp replies usually within 30 minutes, and delivery within 24 hours in Nairobi.
Easy to buyPay by M-Pesa, bank transfer or card. Free delivery in Nairobi on orders over KES 5,000.
Risk taken off you7-day returns and exchanges on products, and a workmanship warranty on installations.
Customers say soRated 4.6/5 from 57 Google reviews.

Your next step takes one minute: send us a photo of the place on WhatsApp and we will tell you what it needs.

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