HomeAdviceLED upgrades: what the payback really looks like

LED upgrades: what the payback really looks like.

The case for an LED upgrade rests on three numbers: LEDs typically use a fraction of the energy of the fluorescent or halogen fittings they replace, they fail far less often, and they switch on at full brightness with no warm-up. For a unit lit all day, the fittings usually pay for themselves and then keep paying.

Crest Electrical · AdviceCommercial lighting~4 minute read
Commercial lightingLED upgrades: the real payback.

Where the saving actually comes from.

  • Energy. Lighting is a large share of the electricity bill in offices, retail and warehousing. LED equivalents draw a fraction of the load of the tubes and cans they replace, every trading hour of every day.
  • Maintenance. The saving nobody counts. Every failed tube is a call out, an access platform, and a lamp order. LED fittings measured in tens of thousands of hours turn that from a monthly routine into a rarity.
  • Light quality. Full brightness instantly, no flicker, no gradual dimming to yellow. Staff notice, and so do the products on the shelves.

Replace the lamp or the fitting?

Retrofit lamps into existing fittings are the cheap route and sometimes the right one. But older fluorescent fittings carry ballasts that keep drawing power and keep failing, so on any unit with real trading hours a full fitting swap usually wins over a few years. A survey of what you actually have is the only honest way to call it.

Phasing around trading.

Upgrades phase cleanly: area by area, out of hours where the space cannot close, with emergency lighting brought up to standard as each area is touched. No shutdown, no skip full of half-good fittings on day one.

While the ladder is up. An upgrade visit is the cheapest moment to fix the other lighting jobs: emergency lighting that has never been tested, the car park floods, the sign that flickers. Bundle them.

Asked about this.

How much energy does an LED upgrade save?

It depends on what you are replacing, which is why we survey first. Replacing fluorescent tubes or halogen fittings, the reduction in lighting load is substantial, and the longer your opening hours the faster the fittings pay for themselves.

Can the upgrade be done without closing?

Yes. We phase area by area and work out of hours where needed. Retail floors and offices stay open throughout.

Is emergency lighting included?

It can and should be. Bringing escape-route and open-area emergency lighting up to standard during the same visit is the efficient way to do both jobs.

Tell us about the job.

Send it through in under a minute, call, or WhatsApp us a photo of the job. You deal with the people doing the work, not a call centre.

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