Flat-Top LED Diffuser Covers | Extruded Profiles

Flat-Top Extruded LED Diffuser Covers

Rectangular and shallow profiles with plain or ribbed surfaces

Manufacturing Notice: Our Minimum Order Quantity (MOQ) is 2,000 Pieces (or 1,000 Meters for extrusion).

Product Type

Extruded LED diffuser covers

Profile Styles

Rectangular and low-profile

Surface Appearance

Plain and ribbed surfaces

Edge Details

Shaped lower edges, varying by reference

Product Overview

Flat-Top Profiles and Edge Details

The range includes rectangular covers with straight side walls and shallow covers with short side edges. The pictured references also show differences in the lower edges and surface texture.

Rectangular and shallow profile designs
Plain faces and visible lengthwise ribs
Different side-wall and lower-edge shapes

Close-up detail of Baiwei flat extruded PC diffuser

Materials & Finishes

Compare Flat-Top Profile Styles

Choose by profile shape, side-wall detail and surface appearance.

Frosted Matte

Prismatic Surface

Clear Surface

Co Extruded Lens

Standard Diffuser

Milky White Surface

Custom Printed

Black Surface

Applications

Made for real lighting applications

A linear LED light beneath upper cabinets illuminates a stone kitchen countertop and backsplash.

Under-Cabinet Lighting

Practical task lighting for kitchen countertops and work areas.

A suspended linear LED fixture illuminates wooden desks in a modern open-plan office.

Office Linear Lighting

Continuous illumination for desks and shared office workspaces.

Under-shelf linear LED lights illuminate ceramic bowls and amber glassware on wooden retail shelves.

Retail Shelf Lighting

Soft illumination for homewares and decorative retail displays.

R&D & Manufacturing

From Design and Tooling to Production

Our manufacturing resources include design, mold making, extrusion and injection molding. Share your profile requirements so the project can be reviewed alongside the relevant production process.

20 years R&D and manufacturing

20,000 m² Manufacturing base

150+ Team members

Professional lighting product design and engineering at Baiwei factory — **R&D & Design** An experienced engineering team supports profile design and product development.

High-precision mold making and machining workshop for custom profiles — **Mold Workshop** In-house tooling resources support prototyping and custom extrusion development.

Professional plastic extrusion production line for LED lighting components — **Extrusion Workshop** Dedicated extrusion lines produce consistent PC and PMMA lighting profiles.

Advanced injection molding facility for precision plastic part manufacturing — **Injection Molding Workshop** Injection molding capability supports matching end caps and fixture accessories.

Product FAQ

Before You Order

How do I choose a cover for my housing?

Compare the side-wall height, opening and lower-edge shape with your housing drawing. Request dimensions and material details for the selected reference.

Do the ribbed references have a specified lighting effect?

The images show surface texture. Request optical data or evaluate a sample in your fixture for the lighting result you need.

Can I request a custom profile or quotation?

Yes. Send a drawing or sample with the required material, dimensions, length and estimated quantity for review.