Twinstar LED B Series


Usually ships in 1-2 business days from our fulfillment center
For a limited time, this product qualifies for FREE SHIPPING!

IMPORTANT: Twinstar Aquarium LED Lights are compatible with rimless aquarium tanks. If you have a rimmed aquarium, consider a pendant LED light!

Please cross-reference the provided chart to ensure this LED light is compatible with your aquarium. Returns are subject to approval and must be new, unused and in original packaging. Damaged returns are subject to restocking fees.

Twinstar LED fixtures are efficient & economical lighting solutions.
Click here to shop all Twinstar LED Lighting!

Twinstar's newest line, Twinstar B Line or B series is arguably the most budget-friendly line of aquarium LED lighting solutions. Consisting of 5 models, this line of aquarium LED lights is suitable for growing low-tech aquarium plant species such as Anubias, Bucephalandra, Ferns, and Moss. Alternatively, Twinstar B Line LED lights are great for illuminating fish-only aquariums or tanks with false decor in them as well. These LED units are lightweight and easy to use while keeping Twinstar's aesthetic appeal. 


Color Temperature: 7050K
LED Source: W-RGB
LED Life Span: 30000 hours
Operation temperature: 0° - 35°C (32° - 95°F)
Adjustability: Adjustable width (approximately 3" on each side)
Glass Thickness: Up to 10mm rimless aquarium tank glass

*The Twinstar 120B model features metal legs to fit aquarium tank panels up to 15mm thick. Please see the photos for details of this style before purchasing.*

Twinstar LED B Series Adjustable Leg Aquarium Light Fixture

Model Specifications

Model Dimensions (IN)
W x D x H
Lumens Power (WATTS) Tank Recommendations

9.75 x 2.25 x 2.25

Fits Up To:
15.75" width

    679 9

    Ultum Nature Systems 3N

    Ultum Nature Systems 30C

    Ultum Nature Systems 30A

    Ultum Nature Systems 40C

    Ultum Nature Systems 5N

    17.72 x 2.25 x 2.25

    Fits Up To:
    21.66" width
      1217 16

       Ultum Nature Systems 45S

      Ultum Nature Systems 45U

      Ultum Nature Systems 45A

      23.62 x 2.25 x 2.25

      Fits Up To:
      29.53" width
        1741 22 Ultum Nature Systems 60L

        Ultum Nature Systems 60S

        Ultum Nature Systems 60U

        35.43 x 2.25 x 2.25

        Fits Up To:
        37.41" width
          2528 33 Ultum Nature Systems 90B

          Ultum Nature Systems 90L

          Ultum Nature Systems 90P
          47.24 x 2.25 x 2.25

          Fits Up To:
          51.18" width
            3166 42 Ultum Nature Systems 120S

            Ultum Nature Systems 120P

            Ultum Nature Systems 120U
            Shipping, Returns and Refunds
            Live plants are shipped Monday - Friday for all west coast orders. For all remaining states, live plants will only be shipped Monday through Wednesday and Friday to ensure they arrive at your doorstep 100% healthy.

            Rimless aquariums will be shipped throughout the week via UPS or Fedex Ground. For more information, please visit our FAQ page.

            Hard goods can be returned up to 14 days after receipt of purchase. Buyer is responsible for return shipping.

            Due to its nature, we are unable to accept returns for live plants. In the unlikely event you are unsatisfied in any way, please contact us ASAP. We provide 100% DOA (Dead On Arrival) protection.

            To be eligible for a refund/store credit, please contact us within 12 hours of receiving it and provide a photo of the item in its original packaging.

            No worries, we’ll take care of everything as long as it fits the guidelines above.

            Most answers to general questions can be found on our FAQ page.
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