OSRAM LED Classic A150 Dimmable LED Bulb, 21W, 2700K Warm White, E27 Base, Frosted

The OSRAM LED Classic A150 is a high-performance dimmable LED bulb designed to provide reliable and efficient illumination for a wide range of indoor environments. Featuring a standard A70 shape and a versatile E27 base, this bulb integrates seamlessly into existing lighting fixtures. With a power consumption of 21W and a warm white color temperature of 2700K, it delivers a comfortable atmosphere while maintaining high energy efficiency. The frosted glass cover ensures a soft, uniform light distribution that minimizes glare, making it an excellent choice for both residential and commercial spaces.

Advantages

This LED bulb offers significant benefits, including a long nominal lifespan of 25,000 hours, which reduces the frequency of replacements and maintenance costs. Its dimmable functionality allows users to adjust the light intensity to suit different moods or tasks, providing greater control over the lighting environment. The high luminous flux of 2452 lumens ensures bright and clear visibility, while the warm white light creates a welcoming ambiance. Furthermore, the bulb is designed for energy-efficient operation, offering a high efficacy of 116 lm/W, which helps in lowering electricity consumption compared to traditional lighting solutions.

Suitable for

• General lighting in living rooms and bedrooms
• Office spaces requiring adjustable brightness
• Commercial retail environments
• Decorative fixtures where a frosted finish is preferred

This bulb may not be suitable for outdoor use unless installed in a fully enclosed and weather-protected fixture. It is also not compatible with wireless smart home systems or remote control functions, as it lacks built-in Wi-Fi or radio frequency connectivity.

Key specifications

• Base type: E27
• Power consumption: 21W
• Color temperature: 2700K (Warm White)
• Luminous flux: 2452 lm
• Dimmable: Yes
• Lifespan: 25,000 hours
• Dimensions: 70mm x 70mm x 120mm
• Color rendering index: 80

To use the OSRAM LED Classic A150, ensure that the power supply to the fixture is switched off before installation. Simply screw the bulb into any standard E27 socket until it is securely seated. If you intend to use the dimming feature, ensure that your wall dimmer switch is compatible with LED technology to prevent flickering or performance issues. Once installed, switch the power back on to enjoy immediate, full-brightness illumination.

What to consider before purchase

• Verify that your fixture has an E27 socket
• Check if your existing dimmer switch supports LED dimming
• Ensure the bulb dimensions fit within your lampshade or fixture housing
• Confirm the light color temperature matches your interior design requirements

For optimal performance and longevity, avoid using this bulb in completely sealed fixtures that do not allow for heat dissipation, as excessive heat can shorten the lifespan of the LED components.