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Mini COB LED Strip – 10W/m, 24V, Ultra-Narrow 3mm PCB, IP20

Colour Temperature

,

,

Warm White 3000k
ip-rating

IP20

led-p-m

400ledp/m

roll-size

5 meters

voltage

24V

pcb-width

3mm

wattage

10W

£39.99 Ex Vat

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5-Year
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Our Mini COB LED Strip is built for spaces where a standard strip simply won't fit — an ultra-narrow 3mm PCB, the narrowest in our range, paired with a genuinely high-density 400 LEDs per metre for a seamless, dot-free glow even at this scale.

Why Choose our Mini COB LED Strip?

Using Chip-on-Board (COB) technology, this Mini COB LED Strip delivers the same continuous, dot-free line of light as the rest of our range, at a width that fits into tight cabinetry, shallow coves, and display cases a wider strip physically can't reach. At 10W per metre, it holds real output despite its compact footprint.

Specification

See the table for exact figures — here's what they mean for your project. A density of 400 LEDs per metre on a 3mm PCB delivers strong uniformity in a genuinely narrow footprint — useful anywhere space is the limiting factor, not the light itself. Rated IP20, it's built for indoor, dry areas only — if your project needs an external or bathroom-rated strip, we offer IP67 options — please contact us for details. Compatible with opal diffuser profiles, which soften and evenly spread the light, with a small, expected reduction in output as a result.

Mini Colour Temperatures

Every Mini COB LED Strip is available in three colour temperatures, so you can match the tone to the space:

  • 3000K (Warm White) — a subtle, cosy highlight for under-cabinet lighting in traditional spaces or cove effects.
  • 4000K (Natural White) — crisp, discreet light for modern display cases, shelves, and clean linear accents.
  • 6000K (Cool White) — sharp, eye-catching illumination for showcasing specific items in retail or display units.

How to Control Your Mini COB LED Strip

Mini LED strips can be switched using an LED-compatible wall switch rated for the driver's load. For additional control — dimming or scheduling — pair with one of our controllers: choose our WiFi LED Controller for direct phone control, or our Zigbee LED Controller for a mesh-based smart home system compatible with Google Assistant and Alexa. We also offer a range of wireless wall controls and remotes — contact us to find out more.

Pair our Mini COB LED Strip with a Compatible LED Profile

This Mini COB LED Strip is specifically matched to our Plaster-In Mini LED Profile and Mini Edge LED Profile, though it can also be used across our full range of LED profiles. Browse our LED Profiles — or if you're not sure which type suits your project, check out our guide to choosing the right LED profile.

Match our Mini COB LED Strip with a 24V LED Driver

Complete your setup

Key Features & Technical Benefits

Ultra-Narrow PCB

3mm width is ideal for highly discreet installations, fitting into the slimmest recesses, custom joinery, and tight architectural spaces.

High Precision Light

High-density 400 LEDs/m ensures flawless, continuous light output, essential for high-end applications where the light source is hidden but powerful.

Superior Quality Light

High CRI (>90) guarantees vivid, true-to-life color rendering, crucial for jewelry displays, retail shelving, and detailed cabinetry.

Optimized Performance

Delivers a powerful 10W/m output while operating safely at 24V, providing bright, reliable illumination in a compact format.

Suggested Applications:

Jewelry and Retail Displays:

Perfect for lighting the inside edges of narrow display cases and shelves where space is minimal.

Recessed Joinery/ Media Walls:

Ideal for illuminating built-in cabinets, bookcases, and custom furniture without any visible light fixture.

Edge/Accent Lighting:

Fits into the narrowest of gaps to create subtle backlighting effects on mirrors, art, or architectural coves.

Model Making & Miniatures:

The precise size and high light quality are perfect for specialized hobby and display applications.

Frequently Asked Questions

Can this strip be dimmed?
Yes, our Mini COB LED Strip when paired with a compatible dimmable driver and either a wall dimmer switch rated for LED loads or one of our controllers.

Can I cut this strip to a custom length?
Our Mini COB LED Strip has fixed cut points every 20mm — for cut-anywhere flexibility, see our Free Cut range instead.

Why is this strip so narrow?
Our Mini COB LED Strip 3mm PCB is specifically designed to fit into tight spaces — shallow cabinetry, narrow coves, and display cases — where a standard-width strip won't physically fit.

Do I need to worry about voltage drop on long runs?
As a general guide, we recommend a maximum single run of 10m before voltage drop becomes noticeable — beyond this, the far end of the run can appear dimmer than the end nearest the driver. For runs longer than 10m, power the strip from both ends or use a mid-point power injection connection. Get in touch and we'll help make sure your specific setup is powered correctly.

Installation & Notes

❗ Crucial Installation & Warranty Notes (Must Read)

Due to the ultra-narrow 3mm width and high power of this strip, proper installation and component selection are absolutely essential to validate the 5-Year Ultimate LED’s Warranty. Failure to adhere to these specifications will void the warranty:

  1. LED Driver (Power Supply): An appropriate 24V DC LED driver is mandatory. The driver must be a quality, regulated power supply certified for LED use. Your warranty is contingent on the driver providing stable, consistent 24V DC output and the driver’s wattage correctly matching or exceeding the total strip load.
  2. Aluminum LED Profile (Heatsink): Installation in a suitable aluminum profile is mandatory. The profile must be specifically selected to fit the 3mm PCB width while providing adequate heat dissipation for the 10W/m output. Damage resulting from thermal runaway due to non-use or inadequate heatsinking will not be covered.

Compatibility & Recommended Accessories

To complete your discreet installation, specialized components are required for the 3mm PCB:

  • 24V LED Drivers: 
  • Aluminium LED Profiles: 
  • Single Colour Controllers/Dimmers:

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