Knightsbridge - Dimmable LED ES Clear ST64 Filament Lamp, 4W, Warm White 2700K, Equivalent to 40W Incandescent, ST4ESDC
About this product
This 230V 4W LED ES Clear ST64 Filament Lamp is designed to replace traditional incandescent bulbs while offering enhanced efficiency and longevity.
- Warm White light at 2700K, with a luminous output of 525 lumens.
- This lamp is dimmable and is compatible with most trailing edge dimmers (please check compatibility).
- Ideal for creating a retro ambiance either on its own or paired with an exposed shade.
Please note: The product is being discontinued but stock is currently available.
Specifications
Dimensions
Lamp
Luminaire
Photometric
Specifications
IP Rating | IP20 |
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Construction | Glass |
Primary Voltage | 230V 50Hz |
Dimensions
Height | 140 mm |
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Diameter | 64 mm |
Lamp
L70B50 | 25,000 |
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Dimmable | Yes* |
Lamp Base | E27 |
Lamp Technology | LED Filament |
Energy Rating (Class) post 2021 SLR | E |
Luminaire
Diffuser | Clear |
---|
Photometric
CCT | 2700 K |
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CRI | >80 |
Lumens | 500 lm |
Wattage | 4 |
Light Colour | Warm White |
Efficacy (Light source) | 126.25 lm/W |
Dimmable LED ES Clear Filament Lamp features

Dimmable LED ES Clear ST64 Filament Lamp, 4W, Warm White 2700K, Equivalent to 40W Incandescent, ST4ESDC