Dymax Cooling Fan

Usually ships in 1-2 business days from our fulfillment center
IMPORTANT: Please cross-reference the provided chart to ensure the chosen model is suitable for your aquarium size. Returns are subject to approval and must be new, unused and in original packaging. Damaged returns are subject to restocking fees.

Economical method for reducing aquarium temperature during hotter months!
Clamp-on design for easy use and installation.

Dymax Cooling Fans are great to have during hotter months. Available in two different styles with two sizes each, this external accessory aids in reducing the overall temperature of an aquarium. Keeping a stable temperature in an aquarium is essential for the success and health of the tank. Temperature swings and fluctuations are capable of causing problems even in established aquariums. Featuring a simple clamp-on and low power consumption design, Dymax Cooling Fans are an economical way of cooling an aquarium up to 2-4°C from room temperature and is suitable for both freshwater, planted and saltwater marine and reef aquariums.

Budget friendly alternative to chiller unit
Reduces water temperature 2-4°C from room temperature
Reduced power consumption
Easy installation

Dymax Cooling Fan of choice

Model Specifications

Model Dimension
Rated Current Tank Recommendations
0.16A± 10%

    0.20A± 10%

    0.15A± 10%

    0.18A± 10%

    Additional Specifications [Vortex W-5]:
    - Rated Voltage: DC 12V
    - Max Air Flow: 5.06CFM
    - Max Air Pressure: 12.9mmH2O
    - Acoustical Noise: <44.5dB
    - Operating Temperature: -10~16°C

    Additional Specifications [Vortex W-8]:
    - Rated Voltage: DC 12V
    - Max Air Flow: 10.5CFM
    - Max Air Pressure: 9.8mmH2O
    - Acoustical Noise: <37.5dB
    - Operating Temperature: -10~60°C

    Additional Specifications [Windy W-4]:
    - Rated Voltage: DC 12V
    - Max Air Flow: 4.0CFM
    - Max Air Pressure: 5.06mmH2O
    - Acoustical Noise: <35dB
    - Operating Temperature: -10~16°C

    Additional Specifications [Windy W-7]:
    - Rated Voltage: DC 12V
    - Max Air Flow: 9.0CFM
    - Max Air Pressure: 5.52mmH2O
    - Acoustical Noise: <35dB
    - Operating Temperature: -10~60°C

    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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