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Ledvance Parathom Retrofit Classic B 4W


  • Design, dimensions, luminous flux comparable to an incandescent or halogen lamp
  • No UV and near-IR radiation in the light beam
  • Instant 100 % light, no warm-up time
  • Can be easily fitted instead of ordinary light bulbs
  • Lower thermal output (compared with the standard reference product)
  • Professional LED lamps for line voltage
  • Beam angle: up to 320°
  • Not dimmable
  • Mercury-free lamps
  • Lifetime: up to 15,000 h


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The Ledvance Parathom Retrofit Classic B 4W is a reliable and energy-efficient bulb from a well-known brand. Its low energy consumption makes it an excellent alternative to traditional incandescent or halogen lamps, while still providing a comparable design, dimensions, and luminous flux. The bulb is also robust against vibrations and produces no UV or near-IR radiation in the light beam.

One of the most remarkable features of this bulb is that it provides 100% light with no warm-up time, making it instantly bright when turned on. It is also incredibly easy to install, unlike some ordinary bulbs that require special tools or knowledge. Additionally, it has a much lower thermal output compared to the standard reference product, making it an ideal choice for decorative installations, domestic applications, and general illumination.

These professional LED lamps are designed for line voltage and are mercury-free. While this specific product is non-dimmable, it still offers exceptional lighting quality, perfect for a wide range of applications. It would be ideal for use in homes, businesses, stores, schools, and many other amazing places.

Overall, the Ledvance Parathom Retrofit Classic B 4W is an excellent investment for those seeking an energy-efficient and reliable lighting solution. Its outstanding features, including easy installation, low energy consumption, and long lifetime, make it a top choice for those who want a high-quality, environmentally-friendly, and cost-effective bulb.

Technical Information

Lamp Base Main
Average Life [hours] 15000
Beam Angle [°] 320
Cap Fitting E14
Colour Daylight
Colour Temperature [K] 6500
Certifications CE
Dimmable No
EAN-13 4058075815032
Lumens 470
Product Width [mm] 120
Product Lengths [mm] 140
Product Depth [mm] 37
Warranty 2 Years
Wattage [W] 4