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Fluval E200 200W Electronic Aquarium Heater

Model: E200 · US configuration

Fluval E200 (A773) electronic aquarium heater, upright in its black protective casing with red adjustment lever on a white background
Fluval E200 (A773) manufacturer product image; not to scale and not evidence of heating performance.

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The US E-Series 200W heater is rated for up to 65 US gallons and has a 14-inch long axis, adjustable digital setpoint and VueTech color alerts.

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Why consider this model?

  • A possible fit for a freshwater or saltwater aquarium within Fluval's 65-US-gallon ceiling where a guarded submersible heater, digital readout and adjustable 68–93°F setting are useful. Compared with E100, the E200 is a distinct 200W/A773 configuration for a larger stated volume, and its 14-inch long axis needs more vertical clearance.

Tradeoffs to weigh

  • The 65-gallon number is a conditional upper rating, not evidence of a particular warm-up time or independent performance. Strong water circulation is important, the underlying heating tube is glass, and the screen's alerts do not establish numerical accuracy.
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