The UniBulb LED GU10 345lm 3.6W 4000K (Cool White) Light Bulb – Pack of 10 offers a practical, dep...The UniBulb LED GU10 345lm 3.6W 4000K (Cool White) Light Bulb – Pack of 10 offers a practical, dependable lighting solution for both residential and commercial settings. This multi-pack is designed to deliver consistent, bright, and efficient lighting throughout your space, making it a great choice for anyone looking to upgrade or replace multiple bulbs at once.
Lasts up to 25 years
GU10 / Twist and lock fitment
Energy saving - 3.6W (50W equivalent)
345 lumens output
Cool white (4000k colour temp)
Non-dimmable
Fully sealed and boxed in original retail packaging
Sourced only from authorised UK distributors
Covered by full manufacturer’s warranty
VAT receipt included with every order
Fitment also known as GU10, Twist & lock
The UniBulb LED GU10 345lm 3.6W 4000K (Cool White) Light Bulb – Pack of 10 offers reliable, efficient lighting for homes and commercial spaces alike. Designed for consistent performance, this 10-pack is ideal for replacing multiple bulbs in one go, ensuring a uniform and professional lighting finish.
Each bulb delivers 345 lumens of brightness while using just 3.6 watts, making them an energy-efficient upgrade from traditional halogen bulbs. The 4000K cool white colour temperature provides a neutral, clear light that enhances visibility—perfect for kitchens, bathrooms, offices, garages, and utility rooms.
The GU10 cap is a UK standard spotlight base, making these bulbs suitable for most ceiling downlights, spotlights, and track lighting systems. Installation is quick and easy with the twist-and-lock mechanism, and the compact size suits both recessed and surface-mounted fittings.
The neutral white tone of 4000K strikes a balance between warm and daylight light, making it ideal for areas requiring focus and clarity without the harshness of daylight white or the softness of warm white. This is particularly beneficial for task lighting in workspaces, kitchens, and retail settings.
These bulbs are non-dimmable and offer instant full brightness with no flicker or delay. They’re built to last, with a durable construction suited for everyday use in both domestic and commercial environments. Long lifespan means fewer replacements and reduced maintenance costs.
Whether you're renovating, upgrading your lighting, or need consistency across multiple fittings, this pack of 10 GU10 bulbs offers excellent value and dependable cool white lighting wherever you need it.
This guide is for anyone looking to understand and use the UniBulb GU10 LED Spot Light Bulb. The key benefit is the energy-efficient, long-lasting performance provided by these bulbs. However, it's important to note that these bulbs are non-dimmable. This guide will cover everything from features and real-world uses to setup, care, and troubleshooting, ensuring you get the most out of your UniBulb LED spot lights.
All features
Colour
White
Energy Efficiency
E
Model Part Number
U8825-10
Brand
UniBulb
Extended Product Information
FAQs
Are these bulbs dimmable?
No, the UniBulb GU10 LED Spot Light Bulbs are non-dimmable.
What is the colour temperature?
The colour temperature is 4000K, which provides a cool white light.
How long do these bulbs last?
These bulbs are designed to last up to 25 years.
What is the light output in lumens?
Each bulb produces 345 lumens of light.
Are these bulbs suitable for outdoor use?
These bulbs are designed for indoor use. While they can function in enclosed outdoor fixtures, direct exposure to weather may affect their performance.
What type of fitting do these bulbs have?
They have a GU10 twist-and-lock fitting.
What is the warranty period?
The bulbs are covered by the full manufacturer’s warranty.
Can I use these bulbs in recessed lighting?
Yes, these bulbs are suitable for recessed lighting fixtures.
Troubleshooting
The bulb does not turn on.
Check if the bulb is correctly installed, ensuring it is twisted and locked into the socket. Verify that the circuit breaker is on and that the bulb is receiving power. Test with another bulb if possible.
The bulb flickers.
Ensure the bulb is not used with a dimmer switch, as it is non-dimmable. Check for loose connections in the fixture or wiring.
The bulb is too dim.
Verify the bulb is the correct type and wattage. Ensure the fixture is clean and not obstructing light output. Check for any obstructions, such as dirty lenses.
The bulb burns out quickly.
Ensure the bulb is used in a compatible fixture that is not exceeding its wattage rating. Check for voltage fluctuations that might be damaging the bulb.
Pros and Cons
Pros
Energy-efficient, reducing electricity bills.
Long lifespan, minimizing replacement frequency.
Provides a bright, cool white light suitable for various settings.
Easy to install with a standard twist-and-lock fitting.
Comes in a convenient pack of 10, ideal for multiple fixtures.
Backed by a manufacturer’s warranty for peace of mind.
Cons
Non-dimmable, limiting its use in settings where dimming is desired.
Cool white light may not be suitable for all aesthetic preferences.
Requires a GU10 fixture, potentially requiring adapter.
Initial cost may be higher compared to individual bulbs.
May not be compatible with all dimmer switches.
Setup, Compatibility & Care
Setup
Turn off the power: Always switch off the power at the circuit breaker before installing or replacing a light bulb.
Remove the old bulb: Gently twist the old GU10 bulb to unlock it and pull it out of the socket.
Insert the new bulb: Align the pins on the UniBulb LED with the holes in the GU10 socket and push it in. Twist the bulb to lock it in place.
Restore power: Turn the power back on at the circuit breaker.
Compatibility
These bulbs are compatible with most GU10 fixtures.
They are not dimmable, so ensure they are not used with dimming switches.
Care
Cleaning: Use a dry cloth to clean the bulb when necessary. Do not use liquid cleaners.
Handling: Avoid touching the glass part of the bulb directly to prevent shortening its lifespan.
Ventilation: Ensure adequate ventilation around the light fixture to prevent overheating.