


2.86 µmol/J @ Samsung LM281B
2.74 µmol/j @ Full Optimized Spectrum
SproutBoxx LED quantum boards outperform any other light in their price bracket. End of.
SproutBoxx | YC-XK
LED QUANTUM BOARDS
LED QUANTUM BOARDS
SproutBoxx YC-XK quantum boards don't sacrifice quality when it comes to affordability. With high performance LM281B LEDs, 93% efficient Mean Well XLG LED drivers and onboard dimming and spectra control, no other light at this price point can hold a candle to them.
Featuring our optimised full spectrum that matches efficient Samsung LM281B diodes and Sanan UV and IR, SproutBoxx YC-XK quantum boards are rich in the wavelengths that stimulate growth and phytonutrients. And with an industry-leading PPE of 2.86 µmol/j (or 2.74 µmol/j at full spectrum), they produce high maximum yields of 2.5g/W dried - handily outperforming any other light in their price bracket.
Onboard dimming and spectra controls allow custom adjustment of UV and Infra Red light to support the very best growth at every stage of development, stimulating photosynthesis, preventing disease, and making more bioactive compounds.
SproutBoxx YC-XK LED quantum boards deliver outstanding, uniformly high PPFD/PAR spreads for 2x2, 4x2 and 4x4 coverage areas, with serial daisy-chaining support for up to 50 lights straight out of the box, and excellent lumen/$ optimization.
Whether you're a casual grower looking to get the best performance at the lowest prices, or a commercial enterprise looking for a cost-effective performance enhancement, SproutBoxx YC-XK quantum boards have got it in spades.

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High Yields | High Efficiency
SproutBoxx | LED Grow Lights
Why choose sproutboxx quantum boards as your best indoor plants quantum boards
SproutBoxx YC-XK quantum boards are the best choice for indoor plant growers looking for high-performance lighting at an affordable price. These quantum boards are designed to provide optimal lighting conditions for indoor plants, making them the perfect choice for anyone serious about achieving outstanding results.
One of the critical benefits of SproutBoxx YC-XK quantum boards is that they are equipped with high-performance LM281B LEDs. These LEDs are known for their high efficiency and long lifespan, which means they will provide consistent, high-quality light for your plants for years to come. Additionally, these quantum boards come with 93% efficient Mean Well XLG LED drivers, further enhancing the LEDs' performance and lifespan.
Another advantage of SproutBoxx YC-XK quantum boards is that they come with onboard dimming and spectra control. This means that you can easily adjust the light levels and spectra to suit the specific needs of your plants, which can help you achieve better results with your indoor garden. Additionally, the onboard dimming feature allows you to adjust the light intensity to match the plants' growth phase, promoting optimal growth and yield.
Another major advantage of choosing SproutBoxx YC-XK quantum boards is that they are very affordable. They offer the same high-performance features and quality as other quantum boards on the market but at a fraction of the cost, making them an excellent choice for growers on a budget.
In summary, SproutBoxx YC-XK quantum boards are the best choice for indoor plant growers looking for high-performance lighting at an affordable price. They are equipped with high-performance LM281B LEDs, 93% efficient Mean Well XLG LED drivers, onboard dimming and spectra control, providing optimal lighting conditions for indoor plants and promoting optimal growth and yield. Additionally, they are easy to use, energy-efficient and easy to maintain, making them an excellent option for both novice and experienced growers.