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ThinkGrow LED Model-H Plus

The ThinkGrow LED Model-H Plus is a true 5’x4′ fixture specially designed to cover 5′ wide grow racks. Includes UV, White, and Red channels.


A true 5’x4′ fixture specially designed to cover 5′ wide grow racks. Upgraded power to 720watts and 1048 more diodes than the original Model-H results a 35% PPFD increase in performance. Ultimate control on 4 adjustable spectrum channels including UV, White, Deep Red and Far Red channels.

Additional information



ThinkGrow LED


These are the steps you need to take for warranty issues

  1.  All customers (end users) must submit a request and contact Trolmaster support at www.trolmaster.com/News/Warranty?class=Support to troubleshoot and validate.
  2. Please use the TrolMaster case number to initiate a warranty request through the GreenPlanet warrantyClick here
  3. All claims must have proof of purchase from an authorized GreenPlanet wholesale partner.  We will not claim RMAs for non GreenPlanet wholesale customers.
  4. All claims from wholesale partners must go through the Green Planet Wholesale warranty process with the associated Trolmaster case number.
  5. Replacement devices provided as part of an advanced exchange that are not returned to GreenPlanet within 30 days of the RMA claim will be subject to a product non-return fee of full retail value.

If you have any issues or concerns, please contact warranty@mygreenplanet.com

* ThinkGrow & Trolmaster are owned by the same umbrella company. Thus the claims and process will be the same.

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