British Light Works
Lighting Britain since 1920
Proudly British. Expertly Crafted. Family Owned.
BELL GU10 Dimmable LED Spotlight Bulbs Warm/ Cool/ Natural White 4.4W Down Light

Bring your lighting to life with BELL Lighting’s dimmable GU10 LED bulbs — engineered for flexibility, designed for longevity, and trusted by UK households and businesses alike.

Whether you’re creating cosy evening ambience or need full brightness for morning tasks, these dimmable LEDs give you total control over your space. Choose from three popular colour temperatures — Warm White (2700K), Soft White (3000K), or Natural White (4000K) — to match every room and mood. Available in 5-pack and 10-pack bundles, these GU10 bulbs combine versatility, efficiency, and the timeless quality you can expect from BELL Lighting.

Each bulb delivers a crisp 350 lumens using just 4.4 watts of power — a smart, energy-saving replacement for old 40W halogen spotlights. With a focused 38° beam angle, they're ideal for downlights, kitchens, bathrooms, lounges, and even commercial spaces.

These LEDs switch on instantly, are flicker-free, and compatible with most trailing-edge dimmer switches. And with a 20,000-hour lifespan and 2-year warranty, they’re built to shine for years.

This product works best with LED-rated trailing-edge dimmers, as older leading-edge types may be incompatible. To size correctly, simply divide your dimmer’s minimum and maximum range by 10 to find the suitable LED range (for example, a 100–300 W dimmer corresponds to 10–30 W total LED load). Be sure to keep your total LED wattage within this range to avoid flickering or buzzing, and adjust away from extreme dimmer settings if necessary. Please note that it is not compatible with 3-way touch control lamps. For assistance, you can check our dimmer compatibility list or contact us anytime.

Features & Benefits:

Dimmable Performance – Adjust brightness smoothly to suit your mood or activity
Energy Saving – Just 4.4W replaces 40W halogen, saving up to 89% on energy
Brilliant 350 Lumens Output – Consistent brightness, even when dimmed
Precision Beam Control – 38° beam angle perfect for spotlights and ceiling fixtures
Colour Temperature Options
 • 2700K: Warm White – for cosy and inviting spaces
 • 3000K: Warm White – for relaxed, welcoming environments
 • 4000K: Natural White – for kitchens, bathrooms, or work zones
Flicker-Free & Eye-Safe – Comfortable lighting for extended use
Long Life & Reliability – Up to 20,000 hours with 2-year manufacturer warranty
Universal GU10 Fit – Installs in seconds, no tools needed
Suitable For Any Room – Ideal for living areas, hallways, offices, commercial spaces
Indoor & Outdoor Use – Works in covered outdoor fittings and damp-rated locations

 

🏷️ Part of the Bell Lighting Family

British Light Works is proud to be part of the Bell Lighting Group – a trusted, family-owned British business with over a century of lighting expertise. Founded in 1920 in Wimbledon, Bell began as a specialist manufacturer of high-quality incandescent decorative light sources. Since then, we’ve grown into one of the UK’s leading lighting companies, proudly serving millions of customers each year.

Now based in the heart of West Yorkshire, Bell Lighting remains committed to its founding principles: innovation, reliability, and exceptional quality. With a team of over 100 UK-based employees and more than 30 prestigious industry awards, we continue to lead the way in sustainable, energy-efficient lighting.

Our products are proudly manufactured and tested in the UK, ensuring the highest standards of performance and safety. As active members of the Lighting Industry Association, we’re passionate about responsible design – sustainability drives everything we do.

With over 10 million products sold annually, you can trust British Light Works and Bell Lighting to deliver lighting solutions that stand the test of time.

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10+ Million Products
Sold Every Year
Proudly Manufactured
in the UK.
30+ Industry awards.
Additional Information
Members of the
Lighting Industry Association
100+ UK
Employees
Sustainability drives
everything we do
A Century of Bright Ideas
Founded in 1920 in Wimbledon, BELL Lighting began as a specialist manufacturer of high-quality incandescent decorative light sources. Over the past century, it has grown into one of the UK's leading lighting companies, proudly serving millions of customers each year. As a trusted, family-owned British business, BELL has built its reputation on innovation, reliability, and quality.
A Century of Bright Ideas
Founded in 1920 in Wimbledon, BELL Lighting began as a specialist manufacturer of high-quality incandescent decorative light sources. Over the past century, it has grown into one of the UK's leading lighting companies, proudly serving millions of customers each year. As a trusted, family-owned British business, BELL has built its reputation on innovation, reliability, and quality.
Proud to Be Part of
Something Brighter
British Light Works is proud to be part of the BELL Lighting Group. Belonging to a company that holds over 100 years of lighting expertise allows us to offer trusted solutions built on a strong heritage of excellence.
Rooted in Yorkshire, Shining Nationwide
BELL Lighting is now based in the heart of West Yorkshire, where a dedicated team of over 100 UK-based employees work to maintain the company’s longstanding values. Our location reflects our commitment to British manufacturing and regional growth.
Made in Britain, Built to Last
All our products are proudly manufactured and tested in the UK, ensuring consistent quality and performance. As active members of the Lighting Industry Association, we are committed to sustainable, responsible design and hold ourselves to the highest safety and performance standards.
Over 10 Million Lights - and Counting
With over 10 million products sold annually, BELL Lighting and British Light Works have a proven track record of delivering lighting solutions that stand the test of time. Our success is a testament to the trust and loyalty of customers across the UK and beyond.
Proud to Be Part of Something Brighter
British Light Works is proud to be part of the BELL Lighting Group. Being aligned with a company that holds over 100 years of lighting expertise allows us to offer trusted solutions built on a strong heritage of excellence.
Rooted in Yorkshire, Shining Nationwide
BELL Lighting is now based in the heart of West Yorkshire, where a dedicated team of over 100 UK-based employees work to maintain the company’s longstanding values. Our location reflects our commitment to British manufacturing and regional growth.
Made in Britain, Built to Last
All our products are proudly manufactured and tested in the UK, ensuring consistent quality and performance. As active members of the Lighting Industry Association, we are committed to sustainable, responsible design and hold ourselves to the highest safety and performance standards.
10 million products sold annually
you can trust British Light Works and Bell Lighting to deliver lighting solutions that stand the test of time
Proud to Be Part of Something Brighter
British Light Works is proud to be part of the BELL Lighting Group. Being aligned with a company that holds over 100 years of lighting expertise allows us to offer trusted solutions built on a strong heritage of excellence.
Rooted in Yorkshire, Shining Nationwide
BELL Lighting is now based in the heart of West Yorkshire, where a dedicated team of over 100 UK-based employees work to maintain the company’s longstanding values. Our location reflects our commitment to British manufacturing and regional growth.
Made in Britain, Built to Last
All our products are proudly manufactured and tested in the UK, ensuring consistent quality and performance. As active members of the Lighting Industry Association, we are committed to sustainable, responsible design and hold ourselves to the highest safety and performance standards.
10 million products sold annually
you can trust British Light Works and Bell Lighting to deliver lighting solutions that stand the test of time
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