# Synergy21 LED U-profile ALU028 with PMMA opal diffuser cover, plastic opal cover

**URL:** https://aio.lv/en/product--synergy21-s21-led-pr20050--12269746
**Data updated:** 2026-04-16 14:16 (EEST)
**Category:** LED accessories
**Manufacturer:** Synergy21
**Manufacturer code:** S21-LED-PR20050
**EAN:** 4038816118288
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

Synergy21 LED U-profile ALU028 is an aluminum LED profile designed for LED strip installation, supplied with a PMMA opal diffuser/cover made of plastic. The U-profile secures and protects LED strips while the opal diffuser softens light and reduces glare. Suitable for recessed or surface mounting in furniture, cabinets, display cases and architectural details.

## Long description

Synergy21 LED U-profile ALU028 with PMMA opal diffuser cover is an aluminum channel system designed to house and protect LED strip lights while delivering softened, glare-reduced illumination. The profile accepts standard LED strips and is supplied with a plastic PMMA opal cover that diffuses light for an even appearance. Its U-shaped cross-section makes it suitable for both recessed and surface mounting in furniture, cabinets, display cases and architectural details where discreet linear lighting is needed.
Advantages
The aluminum construction provides mechanical protection and acts as a passive heat sink to support LED longevity. The PMMA opal diffuser cover reduces hot spots and distributes light evenly across the illuminated surface, creating a uniform look. The profile’s slim U design allows for flexible placement in narrow grooves or on surfaces, and the plastic cover is lightweight and easy to fit. Overall the system simplifies LED strip installation while improving final light quality.
Suitable for
Under-cabinet and furniture lighting
Display cases and retail shelving illumination
Accent and cove lighting in architectural interiors
DIY projects requiring neat mounting and diffused strip light
When it may not be suitable
This profile is intended for indoor use and is not specified for exterior or wet environments; it does not provide IP-rated waterproof protection. Very high-power LED strips that require substantial thermal management may exceed the passive cooling capacity of a slim U-profile and so a larger heat-sinking solution should be considered.
Key specifications
Material: aluminum profile with PMMA (acrylic) opal diffuser
Profile shape: U-profile for strip insertion
Cover type: opal plastic diffuser to soften and scatter light
Mounting options: recessed or surface mounting in furniture and architectural elements
Function: mechanical protection, light diffusion and moderate heat dissipation
How to use
Measure and cut the aluminum profile to the required length, ensuring ends are clean and burr-free. Install the LED strip into the channel, aligning the adhesive backing to the inner base of the U-profile. Fit the PMMA opal diffuser cover over the profile until it clicks or sits securely in place. Mount the assembled profile by fixing it into a recessed groove or onto a surface using appropriate screws or mounting clips; ensure the mounting method is compatible with the substrate material. Connect the LED strip to a suitable power supply following the strip manufacturer’s wiring instructions.
What to consider before purchase
Confirm the LED strip width and thickness match the profile’s internal dimensions.
Check that the chosen LED strip’s heat output is compatible with passive cooling.
Decide whether recessed or surface installation suits your application and substrate.
Verify indoor use only; consider IP-rated profiles for damp or outdoor locations.
Usage recommendations
For best visual results, use LED strips with consistent diodes spacing and medium to high CRI to achieve uniform color rendering through the opal diffuser. If longer runs are needed, plan power injection points to avoid voltage drop and maintain even brightness along the profile.

## Specifications

| Feature | Value |
|---|---|
| Type | Diffuser |
| Weight | 0.1 kg |
| Compatibility | LED U-Profile |
| Material | Polymethyl methacrylate (PMMA) |
| Depth | 2000 mm |
| Product colour | White |
| Compatible bulb types | LED |
| Quantity per pack | 1 pc(s) |

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Synergy21 products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Synergy21 service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

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