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Light Boxes & Cabinet Signs

Custom Light Box & Cabinet Signs in Denver

Illuminated cabinet signs and custom-shaped logo light boxes, designed, built and installed by a full-service local sign company.

What a light box is

A light box — also called a cabinet sign — is a box-shaped sign with lighting inside that backlights a graphics panel. Light boxes are widely used by retail stores and as company signs because they're easy to see and read in the dark, they hold detailed full-colour logos well, and the faces can be swapped later without replacing the whole cabinet.

As a full-service company, Smart Signs Denver can design, build and install your custom light box, and we'll help you make a good decision before you buy. Based on your type of business and goals, we recommend the size, colour and location of your sign, and we use quality materials that last longer and look better in all weather conditions.

Illuminated Area 51 Smoke + Vape sign glowing green above a storefront at night
Area 51 Smoke + Vape — illuminated sign

Light box options

  • Single-sided wall cabinets

    Mounted flat to the façade above your entrance — the most common storefront light box.

  • Double-sided blade signs

    Mounted perpendicular to the wall so walk-by and drive-by traffic can read it from both directions.

  • Custom logo light boxes

    Cabinets shaped to the outline of your logo — circles, ovals or custom forms — for a more distinctive look than a rectangle.

  • Pylon & pole cabinets

    Light boxes raised on poles so you're visible from the street. See monument & pylon signs.

  • Push-through graphics

    Letters routed out of an aluminum face with acrylic pushed through, so only the lettering glows for a premium finish.

  • Replacement faces

    New faces for existing cabinets when you rebrand or take over a space.

Built for Colorado weather

Intense high-altitude sun, hail and freeze-thaw cycles are hard on signs. We build cabinets with aluminum framing, acrylic faces with trim caps and LED lighting that runs cool and uses far less power than old fluorescent tubes. Graphics are produced with outdoor-rated materials so colours stay bright longer.

Light box or channel letters?

Both are illuminated, but they suit different needs. A light box is usually the more budget-friendly choice, handles detailed multi-colour logos well, and is easy to update with a new face. Channel letters give a more dimensional look and read especially well from a distance. Many businesses combine the two — channel letters for the name with a logo light box beside them. We'll show you both on a mock-up of your storefront so you can compare.

Who uses light boxes

  • Retail stores and shops in strip centres.
  • Restaurants, cafés and take-out counters.
  • Smoke shops, convenience stores and late-night businesses.
  • Service businesses that want an affordable illuminated sign.

How a project works

Send us your logo and a photo of your building. We'll measure on site, recommend a cabinet size and lighting, and prepare a design proof. After approval we build the cabinet and face, help with the permit paperwork, and install the sign with our own bucket truck.

Frequently asked questions

Can you replace just the face of my existing light box?

Yes. If the cabinet is in good condition, a new face is a quick, affordable way to rebrand or update your sign. We measure the existing cabinet and produce a face to fit.

Can old fluorescent light boxes be converted to LED?

In most cases, yes. Swapping fluorescent tubes and ballasts for LED modules lights the face more evenly and cuts energy use and maintenance. We can assess your cabinet on a service visit.

How big should my light box be?

It depends on how far away your customers are, the size of your façade and local sign-code limits. We recommend a size based on viewing distance and your landlord's criteria.

What about power at the sign location?

We check your power supply during the site visit and let you know up front if any additional electrical work is needed before install day.

Our work

Light Boxes & Cabinet Signs projects

Illuminated Area 51 Smoke + Vape sign glowing green above a storefront at night
Area 51 Smoke + Vapeilluminated sign
Lighted pole sign for Chambers Road RV, Boat & Auto Storage glowing at night
Chambers Road Storagelighted pole sign
Smart Signs Denver shop at dusk with its neon sign glowing above painted garage doors
Our shop after darkOur shop after dark

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LED Channel Letters

Front-lit, back-lit and dual-lit 3D letters that stay bright after dark.

Free quote

Get a quote for light boxes & cabinet signs

Send your logo and a photo of your building and we'll come back with ideas and pricing. Prefer to talk? Stop by the shop or we'll come to you — whichever is easier.

Attach your logo or photos

We'll get back to you quickly.

Thanks — your request is on its way. We'll be in touch shortly. Need us sooner? Call (720) 695-5324.

Free quotes · Denver metro

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