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AquaTop GH-50W 50 W Glass Aquarium Heater

Model: GH-50W · US configuration

AquaTop GH-50W 50 W glass aquarium heater and model-labelled package, retailer image
Retailer-supplied package/product view labeled GH-50W; not to scale and not evidence of performance.

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50 W adjustable analog glass aquarium heater; AquaTop lists this exact GH size up to 13 US gallons, with a 68–93°F current-page setting range and a 8.5-inch listed height.

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Why consider this model?

  • A possible fit when the 50 W GH configuration, 13-gallon upper rating and 8.5-inch listed body suit the measured aquarium and the keeper accepts an analog, unguarded glass heater.

Tradeoffs to weigh

  • The 13-gallon figure is an upper limit, not a heat-output guarantee or a lower-size recommendation; no minimum volume is published. The glass body is not documented as shatterproof, the setting scale is not a measured-water display, and the older manual gives a different lower temperature endpoint from current page/data-sheet copy.
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