Crompton Ultra Efficient A Class 3.8w ES 3000
The Crompton LED GLS 3.8W ES Clear Dimmable bulb delivers warm 3000K soft white light with a high CRI of 830, a bright 470 lumens, and a sleek clear finish. With A-Class energy efficiency, 50,000-hour lifespan, and full dimmability, it’s the ideal 40W replacement for standard E27 fittings.
The Crompton 3.8W LED GLS ES Clear Dimmable bulb offers the perfect combination of ultra-efficiency, longevity, and high-quality warm white light. With a classic GLS bulb shape and clear finish, it’s ideal for both decorative and general-purpose applications.
Emitting a comforting 3000K soft white light and a strong 470 lumens, it’s a perfect LED replacement for a 40W incandescent bulb. The high CRI of 830 ensures natural, vivid colour reproduction—perfect for home, hospitality, and retail environments.
Its E27 Edison Screw (ES) base offers wide compatibility with standard light fittings. Being fully dimmable, it offers excellent flexibility for mood and task lighting, while the remarkable 50,000-hour lifespan makes it a smart choice for long-term use.
Recommended Uses
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Table lamps, ceiling pendants, and wall lights
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Decorative fixtures with clear bulb aesthetics
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Living rooms, bedrooms, and dining areas
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Retail and hospitality lighting
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Any ES fitting needing energy-efficient soft white light
Key Features
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Brand: Crompton
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Model Code: LEDGLS-3.8W-ES-C-D-830-CRO
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Base: E27 Edison Screw (ES)
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Wattage: 3.8W (Equivalent to 40W incandescent)
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Light Output: 470 lumens
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Colour Temperature: 3000K – Warm White
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Colour Rendering Index (CRI): 830 – High colour accuracy
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Finish: Clear
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Dimmable: Yes
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Lifespan: Up to 50,000 hours
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Energy Efficiency: A-Class
- Free delivery for all UK mainland orders over £48 inc VAT.*
- For orders under £48 inc VAT:
- For all other items delivery is charged at £3.90 inc. VAT.
- Delivery charges for batteries weighing over 1kg is £5.95 inc. VAT.
- Batteries weighing under 1kg have a delivery charge of £2.75 inc. VAT.
- All Fluorescent or LED Tubes 3ft or above in length will incur carriage at £9.50 inc. VAT.
- Light fixtures 600mm or greater are also sent by carrier and will incur carriage at £9.50 inc. VAT
- All Giant Vintage LED Lightbulbs will incur carriage at £9.50 inc VAT
Next day delivery
Next day delivery is available for all products in stock if ordered before 3pm. For more information read our delivery page.
Please note we are currently only able to deliver on Monday - Friday for next day orders.
Delivery options to Europe and Rest of the World are available. Use the shipping estimator at the checkout for prices.
We want you to have complete confidence when placing your order which is why we have a no-quibbles returns policy.
If you wish to return your items, please contact us via phone or email with the following details:
- Your contact details
- Your order number (starting 1000xxxxx)
- The reason for return
One of our customer services staff will contact you with instruction of how to proceed.
Call 01494 880099 or email sales@generallamps.com.
For further details see our guide on ordering, delivery & returns.