Non Illuminated Letters are solid, individually cut sign letters without integrated lighting. COSUN SIGN manufactures custom FCO Letters from metal, stainless steel, brass, and acrylic, with custom sizes, fonts, thicknesses, finishes, and mounting options for architectural, commercial, interior, and exterior signage.
What Are Non Illuminated Letters?
Non Illuminated Letters are solid sign characters fabricated without LEDs or internal lighting. They are commonly called Flat Cut Out Letters or FCO Letters and are produced by cutting individual letters, numbers, or logos from rigid materials.
Typical materials include metal, stainless steel, brass, and acrylic. The final appearance is determined by the material, thickness, color, surface finish, and mounting method.
These letters are used for corporate branding, room identification, wayfinding, storefronts, architectural signage, and other applications where dimensional lettering is required without integrated illumination.
How Are Non Illuminated Letters Made?
Non Illuminated Letters are produced by cutting the required letters or shapes from selected sheet materials and then applying the specified finish.
A typical manufacturing process includes:
- Confirm the artwork, font, dimensions, and thickness.
- Select the material according to the application.
- Precision-cut the letters or logos.
- Apply painting, brushing, polishing, electroplating, or other finishes.
- Prepare the required mounting components.
- Install the finished letters on the specified surface.
Depending on the project, mounting can use threaded rods, 3M VHB tape, or other suitable fixing methods. The substrate and letter weight should be considered before finalizing the installation method.
What Materials and Finishes Are Available?
Non Illuminated Letters can be customized using several metal and acrylic materials and surface finishes.
| Parameter | Options |
|---|---|
| Materials | Metal, stainless steel, brass, acrylic |
| Sign Type | FCO / Flat Cut Out / Non Illuminated |
| Finishes | Brushed, mirror, electroplated, painted, 3D engraved |
| Size | Custom |
| Font | Custom |
| Thickness | Custom |
| Mounting | Wall, glass, panels, architectural surfaces |
| Lighting | None |
Material selection depends on appearance, durability, environmental exposure, weight, installation conditions, and budget.
Where Are Non Illuminated Letters Used?
Non Illuminated Letters are suitable for commercial and architectural environments where clear identification or branding is required without integrated lighting.
Common applications include:
- Corporate offices and reception areas
- Retail stores and storefronts
- Hotels and shopping malls
- Schools and exhibition halls
- Industrial parks
- Real estate projects
- Door and room identification
- Wayfinding systems
- Interior branding
- Exterior architectural signage
They can also be combined with illuminated channel letters or other sign types to create a complete signage system.

How Do You Choose Non Illuminated Letters?
The correct FCO letter specification depends on the environment, viewing distance, material, dimensions, finish, substrate, and installation requirements.
Consider these factors:
- Material: Select metal, stainless steel, brass, or acrylic according to appearance, durability, weight, and budget.
- Size and thickness: Consider viewing distance, available space, letter proportions, and structural requirements.
- Finish: Choose brushed, mirror, painted, electroplated, or engraved finishes according to the desired appearance and environment.
- Mounting: Evaluate whether the letters will be installed on walls, glass, panels, or architectural surfaces.
- Environment: Outdoor projects should consider UV exposure, moisture, corrosion, and maintenance requirements.
How Do Non Illuminated Letters Compare With Channel Letters?
The main difference is that Non Illuminated Letters are solid, unlit characters, while illuminated channel letters incorporate a lighting system.
| Feature | Non Illuminated Letters | Illuminated Channel Letters |
|---|---|---|
| Construction | Solid cut letters | Fabricated channel structure |
| Lighting | None | LED or other lighting |
| Electrical system | Not required | Required |
| Appearance | Material and finish | Lighting and face design |
| Maintenance | Generally simpler | Includes lighting components |
| Common use | Branding, wayfinding, architecture | Illuminated storefront signage |
Compared with traditional illuminated solutions, Non Illuminated Letters provide dimensional signage without an integrated electrical lighting system.
What Factors Affect the Cost?
The cost of Non Illuminated Letters depends mainly on material, size, thickness, quantity, finish, cutting complexity, and mounting requirements.
Major cost factors include:
- Material type and thickness
- Letter and logo dimensions
- Order quantity
- Font and cutting complexity
- Surface treatment
- Custom painting or electroplating
- Mounting hardware
- Packaging and shipping
- Installation requirements
For example, a simple painted acrylic letter set has different material and finishing requirements from a large stainless-steel logo with a specialized surface treatment.
Why Choose COSUN SIGN for FCO Letters?
COSUN SIGN is a signage manufacturer providing custom FCO Letters and other signage solutions for commercial and architectural projects. Its Custom Flat Cut Out Letters are available in metal, stainless steel, brass, and acrylic with customized sizes, fonts, thicknesses, colors, finishes, and mounting methods.
COSUN SIGN supports applications across corporate offices, retail stores, hotels, schools, exhibition halls, industrial parks, and architectural environments. Its manufacturing capabilities include precision cutting, finishing, and customized mounting solutions.
COSUN SIGN also holds UL and CE certifications, which can support projects with applicable certification requirements.
FAQ
What Are Non Illuminated Letters?
Non Illuminated Letters are solid sign letters without integrated lighting. They are commonly fabricated from metal, stainless steel, brass, or acrylic and are also known as Flat Cut Out or FCO Letters.
How to Choose Non Illuminated Letters?
Choose them based on material, size, thickness, finish, installation surface, environmental conditions, and budget. Outdoor projects should receive particular attention to weather exposure, corrosion, and mounting requirements.
Why Use Non Illuminated Letters?
Non Illuminated Letters provide dimensional branding and architectural identification without integrated lighting. They offer flexible material, finish, size, and mounting options for interior and exterior signage.
Source & Expertise
This guide is based on COSUN SIGN supplied product specifications for Custom FCO Letters / Flat Cut Out Letters, including materials, finishes, applications, mounting options, manufacturing capabilities, and stated certifications.
Last Updated: September 15, 2026
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