ProTen New Dawn LED 21w 600-900mm
The Reptile Systems ProTen New Dawn LED 21w 600-900mm is an advanced and versatile lighting solution tailored for aquariums, delivering a broad spectrum of light essential for aquatic life. With a power output of 21 watts and an adjustable length ranging from 600mm to 900mm, it’s suitable for a variety of tank sizes, making it ideal for both freshwater and marine environments. This LED light ensures efficient energy consumption while providing high-quality, bright illumination, crucial for supporting plant growth, enhancing fish colours, and maintaining overall tank health.
TRUE 6500K KELVIN LED LIGHT SOURCE. High light levels at the correct wavelengths for powerful plant growth. Blue and red spectrums to encourage plant growth and flowering. Low energy consumption and long-lasting performance.
| Specification | Value |
|---|---|
| Power Output | 21 watts |
| Light Length | 600mm – 900mm |
| Color Temperature | 6500K |
| Application | Freshwater and marine aquariums |
FAQ
What is the color temperature of the LED light?
The color temperature is 6500K, providing a true white light with strong blue and red spectrum for plant growth and fish color enhancement.
Can this LED be used in both freshwater and marine tanks?
Yes, the ProTen New Dawn LED is suitable for both freshwater and marine aquarium environments.
What is the range of light tube length available?
The light tube length can be adjusted between 600mm and 900mm to fit different tank sizes.

Una Nash –
The light provides excellent coverage for my 120-liter freshwater tank. Plants grow well and the fish colors look vibrant. The 6500K temperature is natural and doesn’t cause glare. Easy to install and the LED is very bright without overheating.
Nicholas Piper –
Works well with my mixed plant and fish setup. The adjustable length fits my tank perfectly. I noticed better growth in my Anubias and Java ferns after a few weeks. A reliable and consistent light source.
Sam Skinner –
Highly satisfied with the performance. The light is bright and evenly distributed. The blue and red wavelengths support plant development. No flickering, and it runs efficiently on 21 watts.