Yield Lab 4 Foot T5 Fluorescent Bulb 54 Watt 2700K for Flowering – Grow Light Central

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Yield Lab 4 Foot T5 Fluorescent Bulb 54 Watt 2700K

Yield Lab 4 Foot T5 Fluorescent Bulb 54 Watt 2700K for Flowering

  • $2495
  • Reg: $3999

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If you’re tired of frying your vegging plants or you just can’t seem to get those flowering plants to bloom, you will with these 4 foot 54 watt T5 fluorescent bloom light bulbs. Designed with the light spectrum flowers and fruiting plants love, you’ll be able to cover your blooming plants with no problems.

Unlike other forms of grow light, T5 bulbs are meant to provide your plants with light that’s strong enough to grow but soft enough to not damage your plants.

You can move these 2700k light bulbs as close to your plants as safely possible without fear of heat stress or bleaching, which is important with ornamental flowers.

The warm red/orange spectrum these bulbs give off are just what your plants need when they need to stop growing and start blooming. Their light stimulates bud production and the blooming of flowers in fruiting plants. Whether you’re growing medical flowers that need to pop or you’re filling in gaps your primary light just can’t reach, you want Yield Lab’s 54w T5 fluorescent bulbs in your garden.

Installation and use couldn’t be easier:

  1. Carefully unpackage each bulb you wish to use with gloved hands (the oils of your hands may affect the use of these bulbs)
  2. Align the bulb with the sockets in the reflector
  3. When the plugs are aligned in the socket, gently turn the bulb until it clicks in place
  4. Repeat with the desired amount of bulbs, and you’re growing in no time

These bulbs are compatible with any standard T5 fluorescent grow light reflectors. Get your plants growing fast and strong with these 54 watt T5 light bulbs today!


Yield Lab 54 Watt 2700K T5 Fluorescent Bulb Features

  • 2700k warm red/orange spectrum is perfect for medical flowers, ornamental flowers, and fruiting plants
  • Each bulb offers 54w of power, giving you a total of 270 watts when used together
  • Low heat emission allows you to hang these lights close to you plants
  • Soft lighting allows you to hang these lights close to your plants without bleaching your leaves
  • Perfect for supplemental lighting or as a standalone light source


Package Includes

  • 5x Yield Lab 54 Watt T5 2700K Fluorescent Light Bulbs (45.5" x 0.62" [5/8”])

54 watts

Color Temperature

2700K, ideal for vegging


45.5" (L) x 0.62" [5/8”] (W)


5 bulbs


1 year

  • Free shipping on all orders over $100 in the continental US.
  • Estimated Arrival: Between Jun 1 and Jun 8.
  • You will receive tracking info within 24 hours of shipment.
  • Minimum 30-day return policy.
  • Our shipping and returns page has more details, including return info for individual brands.

Warranty Information

This T5 bulb comes with a one-year warranty.

You may be wondering why you should buy your grow lights from us, instead of other available authorized dealers. Read on for the answers to all your burning questions.


10 Reasons to Trust Us With Your Business

  1. Customer Service. We are here to help and want the best for you. Use our live chat or email or call us anytime. We are here for you 24/7.
  2. Price Match. If you find a lower online price within 6 months, we will match or even beat it (details here).
  3. Additional third-party price guarantee. We want you to be absolutely secure that you're getting the best price with us, so we've purchased buyer's insurance that also guarantees the lowest price. You're now doubly protected.
  4. Free 4x Buyer's Insurance. In addition to the low price guarantee, you are also covered against any shipping problems, identity theft and terms of service breaches. And it's all on us (details here).
  5. Hassle-Free Returns. If you aren’t absolutely satisfied, return your product within 30-90 days, depending on the brand (details here).
  6. Free Shipping on orders over $100 to the lower 48 states.
  7. No Sales Tax Anywhere (excluding WY).
  8. Authorized Dealers. We only carry American brands whose lights have been extensively tested by real growers. 100% US warranty on all products.
  9. Safe & Secure Systems in place for every payment transaction.
  10. Best Shopping Experience. We hold your hand from day 1 till the end.
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