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Security, Power & Structured Cabling · 5 min read

Best Power Backup Solutions for Routers and Networking Gear During Load Shedding

By the ECA Networks technical desk · Last updated 21 September 2026

Networking gear is usually the first thing to drop during a power cut, even when the rest of the building stays lit. Here is how to size backup power for it specifically.

Short answer

A small UPS can keep a router, ONT and switch running for 8 to 15 minutes on a basic entry-level unit, or considerably longer on a higher-capacity model. Sizing it correctly means matching backup runtime to your actual load, not just buying the biggest box available.

Why networking gear needs backup power, not just lights

A router, ONT or switch that loses power drops your internet connection instantly, even if everything else in the house or office stays lit by an inverter meant for lighting circuits. Networking gear needs its own dedicated backup path.

Typical UPS pricing in the Kenyan market (2026)

Bands sourced from current Kenyan retail listings (Afrigadget Labs). Confirm current pricing directly with your chosen supplier, as retail prices shift.

CapacityTypical price rangeBest for
650VA–1000VA (entry, offline)KES 12,500–18,500A single router/ONT setup
1100VA–1500VA (small office)KES 16,500–65,000Router + switch + a few devices
2000VA+ (online double-conversion)KES 145,000+Demanding, continuous-protection environments

How to calculate runtime for your setup

Add up the wattage of everything you need to keep running, router, ONT, switch, checking each device's rated power draw, then check the UPS's runtime rating at that load. Entry-level units are commonly rated for roughly 8 to 15 minutes at typical small-network loads: enough to ride out a brief outage, not an extended one.

Home router vs small office rack

A single home router and ONT can run comfortably off an entry-level UPS. A small office rack with a router, switch and possibly a PoE-powered access point draws more continuously and needs a higher-capacity unit sized to that combined load.

Maintenance: why backup batteries fail silently

UPS batteries degrade with age and heat exposure, and a failing battery often shows no symptoms until the exact moment you need it during an outage. Test your UPS periodically, most units have a self-test function, rather than assuming it is ready.

Frequently asked questions

How long will a small UPS keep my router running?+

Entry-level units are commonly rated for roughly 8 to 15 minutes at typical small-network loads: enough for brief outages, not extended ones.

Can one UPS run my router, ONT and Wi-Fi mesh together?+

Yes, as long as its rated capacity covers the combined wattage of everything connected. Check each device's power draw against the UPS rating.

How often should backup batteries be replaced?+

This varies by usage and heat exposure. Many units last two to three or more years before needing replacement; check your specific unit's documentation and test periodically.

Is solar backup better than a standard UPS for networking gear?+

For a single router, a UPS is simpler and cheaper; solar backup makes more sense at scale or for off-grid sites. See our solar vs UPS comparison for the full breakdown.

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